Based on category
1. Battery
Section titled “1. Battery”General
Section titled “General”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BG1 | Does the battery system appear operational at commencement of audit (for example no warning lights)? | Information Only | N/A | ☐ |
| 2 | PV1 | If a PV array is directly connected to the battery system/inverter, does it appear operational at the commencement of the audit? | Information Only | N/A | ☐ |
| 3 | BG3 | What type of battery system is being audited? - Pre-assembled Integrated BESS (AS/NZS 5139:2019 Section 4) - Pre-assembled BS (AS/NZS 5139:2019 Section 5) - Other (AS/NZS 5139:2019 Section 6) Note: check | Information Only | N/A | ☐ |
Integrated BESS
Section titled “Integrated BESS”Expand...
This section applies to installations of lithium-ion pre-assembled integrated Battery Energy Storage System (BESS) as defined in AS/NZS 5139:2019 Clause 4.1.
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BESS1 | Where is the lithium-ion pre-assembled integrated BESS installed? What location is it installed in (internal or external)? | Information Only | N/A | ☐ |
| 2 | BESS2 | What is the make of the lithium-ion preassembled integrated BESS? | Information Only | N/A | ☐ |
| 3 | BESS3 | What is the model of the lithium-ion preassembled integrated BESS? | Information Only | N/A | ☐ |
| 4 | BESS4 | What is the serial number of the lithium-ion preassembled integrated BESS? | Information Only | N/A | ☐ |
| 5 | BESS5 | What is the total battery storage capacity in kWh? | Information Only | N/A | ☐ |
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Expand...
This section applies to installations of a lithium-ion pre-assembled Battery System (BS) as defined in AS/NZS 5139:2019 Clause 5.1.
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS6 | Where is the lithium-ion pre-assembled BS installed? | Information Only | N/A | ☐ |
| 2 | BS7 | What is the make of the lithium-ion preassembled BS? | Information Only | N/A | ☐ |
| 3 | BS8 | What is the model of the lithium-ion preassembled BS? | Information Only | N/A | ☐ |
| 4 | BS9 | What is the serial number of the inverter that the battery system is connected to? | Information Only | N/A | ☐ |
| 5 | BS10 | What is the serial number of the lithium-ion preassembled BS? | Information Only | N/A | ☐ |
| 6 | BS11 | What is the total battery storage capacity in kWh? | Information Only | N/A | ☐ |
| 7 | BS14 | What is the Decisive Voltage Classification (DVC) of the lithium-ion pre-assembled BS? - DVC-A <60 Volts DC - DVC-B <120 Volts DC - DVC-C >120 Volts DC | Information Only | N/A | ☐ |
2. Labelling
Section titled “2. Labelling”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | SB&L1 | Is signage, consisting of circular, green reflector, with the letters “ES”, installed immediately on or adjacent to the meter box and switchboard, and is it readily available to be seen by approaching emergency workers? | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.3 - Appendix B Clause B2 | ☐ |
| 2 | SB&L2 | Is the ES sign at least 100mm in diameter and does it contain the United Nations number for the primary chemistry written below the “ES” lettering – for example, UN3480? | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.3 - Appendix B Clause B1 | ☐ |
| 3 | SB&L3 | If the Battery Energy Storage System is not easily located, is there a plan or drawing showing the location of the Battery Energy Storage System located at the main switchboard which includes the location of shutdown procedures? | Medium non-compliance | AS/NZS 5139:2019 Clause 7.4 - Appendix B example, Figure B.2 | ☐ |
| 4 | SB&L4 | If the Battery Energy Storage System is located adjacent (i.e. next to or adjoining without obstruction and within arm’s reach) to the switchboard and if multiple battery systems or BESS are installed, is there a sign for each that provides an identifiable number together with the total number of systems installed? For example, BESS 1 of 3? | Medium non-compliance | - AS/NZS5139:2019 Clause 7.6 | ☐ |
| 5 | SB&L5 | Is there a Safety Data Sheet (hard copy, not digital) installed within a document holder at the main switchboard or meter box? | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.3 - Appendix B Clause B1 | ☐ |
| 6 | SB&L6 | If battery/inverter system is connected to the main switchboard, has the grid supply main switch been labelled “MAIN SWITCH (GRID)” or similar? Alternatively, if the battery/inverter system has been connected to a distribution board has a sign containing the words “MAIN ISOLATOR (GRID)” or similar been placed adjacent to the isolator for the normal supply to the distribution switchboard? | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.4 - Appendix B example, Figure B.2 | ☐ |
| 7 | SB&L8 | Have supplementary supplies been labelled as “MAIN SWITCH (INVERTER)” at the switchboard to which they are directly connected? | Medium non-compliance | - AS/NZS 4777.1:2024 Clause 6.3 (a) | ☐ |
| 8 | SB&L28 | Has the main switch for alternative supply from the battery system/inverter been labelled “MAIN SWITCH (ALTERNATIVE)”? | Medium non-compliance | - AS/NZS 4777.1:2024 Clause 6.3 (d) | ☐ |
| 9 | SB&L16 | Has a warning label been installed at the main switchboard and all intermediate distribution boards to indicate a multimode inverter with alternative supply has been installed and to follow the shutdown procedure for safe isolation, and is the text “Neutral and earth circuits may be live under fault conditions” included on this sign? | Rectification required | - AS/NZS 4777.1:2024 Clause 6.8 | ☐ |
| 10 | SB&L17 | Do switchboards energised by the battery system contain the label “Multiple supplies, isolate all supplies before working on this switchboard”? | Medium non-compliance | - AS/NZS 4777.1:2024 Clause 6.3 (g) | ☐ |
| 11 | SB&L18 | Where the inverter of the battery system is connected to a distribution board, is the following label present on the main switchboard and all intermediate distribution switchboards: “Warning Multiple Supplies Isolate Inverter Supply at Distribution Switchboard at …”? | Rectification required | - AS/NZS 4777.1:2024 Clause 6.4 | ☐ |
| 12 | SB&L19 | Are circuits that are backed up when the grid is not available appropriately labelled to indicate their function? | Medium non-compliance | - AS/NZS 3000 Clause 2.10.5.2 - AS/NZS 4777.1:2024 Clause 5.3.6.1 | ☐ |
| 13 | SB&L25 | Are all signs and labels: (a) sufficiently durable and designed to have a lifetime greater than or equal to the service life of the battery system or BESS (b) constructed of durable materials suitable for the location, and where installed exposed to direct sunlight, shall use UV stabilized materials (c) fixed in a durable manner (d) in English (e) legible and in a letter size appropriate for the location (see guidance in AS/NZS 4777.1 2024 6.1 Note 1) (f) indelible (g) visible, as required, at the installed position. | Medium non-compliance | - AS/NZS 4777.1:2019 Clause 7.2 - AS/NZS 4777.1:2024 Clause 6.1 | ☐ |
Integrated BESS
Section titled “Integrated BESS”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BESS13 | Is there a sign adjacent to the lithium-ion preassembled integrated BESS that states: a) Battery System or Battery Energy Storage System b) the correct short-circuit current (specifying current in amperes) c) the correct maximum DC voltage (specifying voltage in volts). For systems over DVC-A, the sign shall also state “Hazardous DC voltage”. | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.6 | ☐ |
| 2 | BESS14 | Is there a site-specific shutdown procedure that details the sequential steps to safely shutdown the BESS? The shutdown procedure shall be: a) installed adjacent to the PCE to which the battery system is connected b) placed adjacent to and visible from the equipment to be operated in the event of a shutdown. All labelling of devices shall be consistent with terminology used in the shutdown procedure. The shutdown procedure shall also state that isolation of the battery system by isolation and shutting down the PCE may not de-energise the battery system and further action may be required | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.16 | ☐ |
| 3 | BESS15 | If battery chemistry is categorised as a having a risk of battery explosion, has a “Danger, Risk of Battery Explosion” sign been installed in a prominent position approaching the battery system? | Medium non-compliance | - AS/NZS 5139:2019 Table 3.1 - AS/NZS 5139:2019 Clause 7.8 | ☐ |
| 4 | BESS16 | Is the “Danger, toxic fumes” sign installed adjacent to the enclosure or on all doors to the room where the battery system is located detailing the specific fault conditions (for example fire) under which the fumes will be present? This sign should also include PPE requirements for entering the room/working with the battery system. | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.9 | ☐ |
| 5 | BESS17 | If the battery chemistry is categorised as having an arc flash hazard above “minor” (see AS/NZS 5139:2019 Clause 6.3.2.2, Table 6.1), is there a sign specifying the dangers of the arc flash? This sign shall be installed either adjacent to the enclosure or on all doors to the room where the battery system is located. | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.11 | ☐ |
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Labelling specifics
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS15 | Is there a sign adjacent to the lithium-ion preassembled BS that states: a) Battery System or Battery Energy Storage System b) the correct short-circuit current (specifying current in amperes) c) the correct maximum DC voltage (specifying voltage in volts). For systems over DVC-A, the sign shall also state “Hazardous DC voltage”. | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.6 | ☐ |
| 2 | BS16 | Is there a site-specific shutdown procedure that details the sequential steps to safely shutdown the BS? The shutdown procedure shall be: a) installed adjacent to the PCE to which the battery system is connected b) placed adjacent to and visible from the equipment to be operated in the event of a shutdown. All labelling of devices shall be consistent withterminology used in the shutdown procedure. The shutdown procedure shall also state that isolation of the battery system by isolation and shutting down the PCE may not de-energise the battery system and further action may be required. | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.16 | ☐ |
| 3 | BS18 | Where multiple energy sources (for example solar and battery) are connected to the one inverter, has a warning sign been installed to indicate all energy sources be turned off to achieve complete isolation? | Medium non-compliance | - AZ/NZS 4777.1:2024 Clause 6.11.1 | ☐ |
| 4 | BS19 | If battery chemistry is categorised as a having a risk of battery explosion, has a “Danger, Risk of Battery Explosion” sign been installed in a prominent position approaching the battery system? | Medium non-compliance | - AS/NZS 5139:2019 Table 3.1 - AS/NZS 5139:2019 Clause 7.8 | ☐ |
| 5 | BS20 | Is the “Danger, toxic fumes” sign installed adjacent to the enclosure or on all doors to the room where the battery system is located and does it detail the specific fault conditions (for example fire) under which the fumes will be present? This sign should also include PPE requirements for entering the room/working with the battery system. | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.9 | ☐ |
| 6 | BS21 | If the battery chemistry is categorised as having an arc flash hazard above “minor” (see AS/NZS 5139 6.3.2.2 Table 6.1), is there a sign specifying the dangers of the arc flash? This sign shall be installed either adjacent to the enclosure or on all doors to the room where the battery system is located. | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.11 | ☐ |
| 7 | BS98 | Has DC battery system cabling or enclosures containing battery system cabling between the battery system and inverter been labelled with the word “BATTERY” at intervals not exceeding 2m? | Medium non-compliance | - AS/NZS 5139:2019 Clause 7.14 | ☐ |
3. Installation requirements
Section titled “3. Installation requirements”Integrated BESS
Section titled “Integrated BESS”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BESS4 | Are there any signs of alterations or additions that would result in the lithium-ion preassembled integrated BESS no longer conforming to the Best Practice Guide: Battery Storage Equipment – Electrical Safety Requirements? | Rectification required | - AS/NZS 5139:2019 Clause 4.4.2.3 | ☐ |
| 2 | BESS5 | Are the signs of alterations or additions that make the lithium-ion pre-assembled integrated BESS no longer conforming such that it is unsafe? | Unsafe | AS/NZS 5139:2019 Clause 4.4.2.3 | ☐ |
| 3 | BESS11 | Was the lithium-ion integrated BESS an approved product on the Clean Energy Councils “Approved battery list” at the time of installation? | Rectification required | N/A | ☐ |
| 4 | BESS12 | Has the lithium-ion integrated BESS been recalled by the manufacturer or regulator? | Unsafe due to product recall | N/A | ☐ |
| 5 | BESS18 | Has the lithium-ion pre-assembled integrated BESS been installed in accordance with manufacturers installation requirements, including reference to the relevant SDS? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.1 | ☐ |
| 6 | BESS24 | If installed indoors does the location of the lithium-ion pre-assembled integrated BESS allow access to the connections and any serviceable equipment, doors and panels that are required to be accessed for installation and maintenance? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.2.1 (a) - AS/NZS 5139:2019 Clause 4.2.5 - 600mm min, 900mm if accessing 230V | ☐ |
| 7 | BESS25 | Does the location of the lithium-ion preassembled integrated BESS conform to the requirements for damp situations defined by AS/NZS 3000:2018 Section 6? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.2.1 - AS/NZS 3000:2018 Section 6 | ☐ |
| 8 | BESS39 | If required by the manufacturer of the preassembled integrated BESS, has an earth fault alarm been installed? | Rectification required | - AS/NZS 5139:2019 Clause 4.3.1.3.2 | ☐ |
| 9 | BESS43 | Where the lithium-ion pre-assembled integrated BESS is categorised as having an explosive gas hazard in AS/NZS 5139:2019 Table 3.1, is the installation in accordance with the instructions of the manufacturer including any venting and containment requirements? | Rectification required | - AS/NZS 5139:2019 Clause 4.3.6 - AS/NZS 5139:2019 Table 3.1 | ☐ |
| 10 | BESS44 | Where the lithium-ion pre-assembled integrated BESS is categorised as having a toxic fume hazard in AS/NZS 5139:2019 Table 3.1, is the installation in accordance with the instructions of the manufacturer? | Rectification required | - AS/NZS 5139:2019 Clause 4.3.7 - AS/NZS 5139:2019 Table 3.1 | ☐ |
| 11 | BESS45 | Where the lithium-ion pre-assembled integrated BESS is categorised as having a toxic fume hazard in AS/NZS 5139:2019 Table 3.1, is the installation in accordance with the instructions of the manufacturer? | Rectification required | - AS/NZS 5139:2019 Clause 4.3.8 | ☐ |
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS4 | Are there any signs of alterations or additions that would result in the lithium-ion preassembled BS no longer conforming to the Best Practice Guide: Battery Storage Equipment - Electrical Safety Requirements? https://cleanenergycouncil.org.au/industryprograms/products-program/batteries | Rectification required | - AS/NZS 5139:2019 Clause 5.4.2.3 | ☐ |
| 2 | BS5 | Are the signs of alterations or additions that make the lithium-ion pre-assembled BS no longer conforming such that it is unsafe? | Unsafe | - AS/NZS 5139:2019 Clause 5.4.2.3 | ☐ |
| 3 | BS12 | Was the lithium-ion pre-assembled BS an approved product on the Clean Energy Council’s “Approved battery list” at the time of installation? https://cer.gov.au/document_page/cecapproved-solar-batteries https://cleanenergycouncil.org.au/industryprograms/products-program/batteries | Rectification required | N/A | ☐ |
| 4 | BS13 | Has the lithium-ion integrated BESS been recalled by the manufacturer or regulator? | Unsafe due to product recall | - AS/NZS 5139:2019 Clause 5.4 | ☐ |
| 5 | BS22 | Has the lithium-ion pre-assembled BS been installed in accordance with manufacturers installation requirements, including reference to the relevant SDS? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.2.1 | ☐ |
| 6 | BS24 | If installed indoors does the location of the lithium-ion pre-assembled integrated BESS allow access to the connections and any serviceable equipment, doors and panels that are required to be accessed for installation and maintenance? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.2.2.1 (a) - AS/NZS 5139:2019 Clause 5.2.5 See line 49 | ☐ |
| 7 | BS25 | Does the location of the lithium-ion preassembled BS conform to the requirements for damp situations defined by AS/NZS 3000:2018 Section 6? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.2.2.1 - AS/NZS 3000:2018 Section 6 | ☐ |
| 8 | BS38 | If the lithium-ion pre-assembled BS is located in a room, is the room clean, dry and ventilated? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.2.5 | ☐ |
| 9 | BS39 | If the lithium-ion pre-assembled BS is located in a room, does the room provide and maintain protection against detrimental environmental conditions and other external factors? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.2.5 | ☐ |
| 10 | BS40 | If the lithium-ion pre-assembled BS is located in a room, is the room suitable to minimise the likelihood of a build-up insect or vermin infestation or other materials on or around the lithium-ion pre-assembled BS? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.2.5 | ☐ |
| 11 | BS41 | If the lithium-ion pre-assembled BS is located in a room, does the size of the room allow for sufficient clearance around the lithium-ion preassembled BS to provide safe handling and access for installation, removal and maintenance? The minimum unimpeded access shall be: a) 900 mm with the doors open b) 600 mm with the doors open for battery Systems that have: i) voltage no greater than DVC-A; and ii) a calculated arc flash energy at the output terminals of the battery system not greater than 4.0 cal/cm², or iii) the clearance specified by the manual. | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.2.5 | ☐ |
| 12 | BS84 | Does the lithium-ion pre-assembled BS separated from earth have an alarm system provided that will cause an action to be initiated to correct the fault? This could be audible, visual or via an electronic communication | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.8 | ☐ |
| 13 | BS85 | Has the lithium-ion pre-assembled BS been installed in accordance with manufacturer’s instructions to limit the exposure to an arc flash hazard during installation and for maintenance? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.2 | ☐ |
| 14 | BS88 | Where the lithium-ion pre-assembled BS is categorised as having an explosive gas hazard in AS/NZS 5139:2019 Table 3.1, is the installation in accordance with the instructions of the manufacturer including any venting and containment requirements? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.6 - AS/NZS 5139:2019 Table 3.1 | ☐ |
| 15 | BS89 | Where the lithium-ion pre-assembled BS is categorised as having a toxic fume hazard in AS/NZS 5139:2019 Table 3.1, is the installation in accordance with the instructions of the manufacturer? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.7 - AS/NZS 5139:2019 Table 3.2 | ☐ |
| 16 | BS90 | Does the lithium-ion pre-assembled BS have an alarm system provided that will cause an action to be initiated to correct the fault? This could be audible, visual or via an electronic communication. | Rectification required | - AS/NZS 5139:2019 Clause 5.3.8 | ☐ |
4. Isolation
Section titled “4. Isolation”General
Section titled “General”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | SW&L11 | Have battery/inverter systems utilising an alternative supply been supplied with an alternative supply main switch in the switchboard they are supplying? | Rectification required | - AS/NZS 4777.1:2024 Clause 5.3.6.2 | ☐ |
| 2 | SW&L27 | Are circuits that are backed up when the grid is not available grouped? | Medium non-compliance | - AS/NZS 4777.1:2024 Clause 3.4.1 & 5.3.4 | ☐ |
| 3 | SW&L23 | Are there no more than 2 inverter main switches connected to any 1 switchboard with attached loads? | Medium non-compliance | - AS/NZS 4777.1:2024 Clause 3.5.3.1 | ☐ |
| 4 | SW&L24 | Where 2 inverter supplies are connected to a main switchboard or distribution board with other circuits and loads connected, are the inverter main switches grouped together? | Medium non-compliance | - AS/NZS 4777.1:2024 Clause 3.5.3.1 | ☐ |
| 5 | SW&L33 | For systems with alternative supply, is anti-islanding maintained, when “MAIN SWITCH(GRID)” is turned off? | Unsafe | - AS/NZS 4777.1:2024 Clause 8.4.1 (b) | ☐ |
Integrated BESS
Section titled “Integrated BESS”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BESS19 | If the battery/inverter is not within 3 meters and line of site of switchboard it is connected to, has an AC isolation device/s, that is able to be secured in the open position, been provided adjacent to the battery/inverter to isolate both supplementary and alternative supplies if applicable? | Rectification required | - AS/NZS 4777.1:2024 Clause 3.4.3.2 & 5.3.3 | ☐ |
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS17 | If the battery/inverter is not within 3 meters and line of site to the switchboard it is connected, has an AC isolation device/s, that is able to be secured in the open position, been provided adjacent to the battery/inverter to isolate both supplementary and alternative supplies if applicable? | Rectification required | - AS/NZS 4777.1:2024 Clause 3.4.3.2 & 5.3.3 | ☐ |
| 2 | BS50 | Has a means of disconnection been installed to isolate the pre-assembled BS from the PCE and vice versa, to allow for maintenance, repair, fault finding and inspection tasks to be carried out safely? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.1 | ☐ |
| 3 | BS51 | Is it possible to isolate the PCE from all poles of the pre-assembled BS using one of the following load breaking disconnection methods installed? a) An adjacent and physically separate disconnection device. b) A disconnection device integrated into the PCE. c) A disconnection device integrated into the pre-assembled BS. | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.2 | ☐ |
| 4 | BS52 | If a switch-disconnector has been used as the load breaking disconnection device, does it meet the following requirements: a) conform to AS 60947.3 b) be of the non-polarised type c) be DC rated d) have a voltage rating than the battery system’s maximum voltage under all operating conditions e) be rated to withstand the maximum short-circuit current f) have a current rating greater than the maximum DC current for the BESS g) be rated to interrupt for full load h) meet the requirements of AS/NZS 3000:2018 Section 2 for isolating device selection i) be rated for independent manual operation j) have a minimum pollution degree 3 classification k) be able to be secured in the open position and only secured when the main contacts are in the open position l) conform to requirements for isolation including marking requirements for an isolation device m) have a utilization category of at least DC21B. | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.3 | ☐ |
| 5 | BS53 | If an adjacent or physically separated disconnection device is installed indoors, is the disconnection device mounted in an enclosure that has a minimum IP 23 rating? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.4 | ☐ |
| 6 | BS54 | If an adjacent or physically separated disconnection device is installed outdoors, is the disconnection device mounted in an enclosure that has a minimum IP 56NW when tested under the conditions of AS 60947.3:2018 Clause D.8.3.13.4, D.8.13.3.5, D.8.3.13.6, D.8.3.13.7 and D.8.3.13.8 (in Australian variations Appendix ZZ)? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.4 | ☐ |
| 7 | BS55 | Are the switch-disconnectors for outdoor use suitably rated for an ambient temperature of 40 degrees Celsius? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.4 | ☐ |
| 8 | BS56 | If the disconnection device is integrated in the PCE does it meet one of the following additional requirements: a) an isolation device that is mechanically interlocked with a replaceable module of the PCE, and allows the module to be removed from the section containing the isolation device without risk of electric hazards b) an isolation device is located in the same enclosure as the other components of the PCE. With the isolation device in the off position there shall be no risk of electric hazard when any PCE external enclosure cover is removed for repair or replacement of other components of the PCE. | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.5 | ☐ |
| 9 | BS57 | If the pre-assembled BS includes an internal isolation device operation in all live conductors, is it readily accessible and does it provide the same functions as for an adjacent external isolation device? No additional adjacent external isolation device is required. | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.6 | ☐ |
| 10 | BS58 | Is the isolation device readily accessible? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.7 | ☐ |
| 11 | BS59 | Where the cables connecting the pre-assembled BS and PCEs are less than 2m in length, is the isolation device(s) installed adjacent to either the pre-assembled battery system or the PCE? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.7 | ☐ |
| 12 | BS60 | Where the cables connecting the pre-assembled BS and PCE are greater than 2m in length, is the isolation device installed at both the pre-assembled battery system and PCE? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.7 | ☐ |
| 13 | BS61 | If there are multiple PCEs (for example a solar charge controller and an inverter; or multiple inverters), have separate isolation devices been installed? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.8 | ☐ |
| 14 | BS62 | If there are two or more lithium-ion pre-assembled battery systems connected in parallel, does each one have a separate isolation device? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.8 | ☐ |
5. Mechanical Protection
Section titled “5. Mechanical Protection”Integrated BESS
Section titled “Integrated BESS”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BESS19 | If the battery/inverter is not within 3 meters and line of site of switchboard it is connected to, has an AC isolation device/s, that is able to be secured in the open position, been provided adjacent to the battery/inverter to isolate both supplementary and alternative supplies if applicable? | Rectification required | - AS/NZS 4777.1:2024 Clause 3.4.3.2 & 5.3.3 | ☐ |
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS17 | If the battery/inverter is not within 3 meters and line of site to the switchboard it is connected, has an AC isolation device/s, that is able to be secured in the open position, been provided adjacent to the battery/inverter to isolate both supplementary and alternative supplies if applicable? | Rectification required | - AS/NZS 4777.1:2024 Clause 3.4.3.2 & 5.3.3 | ☐ |
| 2 | BS50 | Has a means of disconnection been installed to isolate the pre-assembled BS from the PCE and vice versa, to allow for maintenance, repair, fault finding and inspection tasks to be carried out safely? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.1 | ☐ |
| 3 | BS51 | Is it possible to isolate the PCE from all poles of the pre-assembled BS using one of the following load breaking disconnection methods installed? a) An adjacent and physically separate disconnection device. b) A disconnection device integrated into the PCE. c) A disconnection device integrated into the pre-assembled BS. | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.2 | ☐ |
| 4 | BS52 | If a switch-disconnector has been used as the load breaking disconnection device, does it meet the following requirements: a) conform to AS 60947.3 b) be of the non-polarised type c) be DC rated d) have a voltage rating than the battery system’s maximum voltage under all operating conditions e) be rated to withstand the maximum short-circuit current f) have a current rating greater than the maximum DC current for the BESS g) be rated to interrupt for full load h) meet the requirements of AS/NZS 3000:2018 Section 2 for isolating device selection i) be rated for independent manual operation j) have a minimum pollution degree 3 classification k) be able to be secured in the open position and only secured when the main contacts are in the open position l) conform to requirements for isolation including marking requirements for an isolation device m) have a utilization category of at least DC21B. | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.3 | ☐ |
| 5 | BS53 | If an adjacent or physically separated disconnection device is installed indoors, is the disconnection device mounted in an enclosure that has a minimum IP 23 rating? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.4 | ☐ |
| 6 | BS54 | If an adjacent or physically separated disconnection device is installed outdoors, is the disconnection device mounted in an enclosure that has a minimum IP 56NW when tested under the conditions of AS 60947.3:2018 Clause D.8.3.13.4, D.8.13.3.5, D.8.3.13.6, D.8.3.13.7 and D.8.3.13.8 (in Australian variations Appendix ZZ)? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.4 | ☐ |
| 7 | BS55 | Are the switch-disconnectors for outdoor use suitably rated for an ambient temperature of 40 degrees Celsius? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.4 | ☐ |
| 8 | BS56 | If the disconnection device is integrated in the PCE does it meet one of the following additional requirements: a) an isolation device that is mechanically interlocked with a replaceable module of the PCE, and allows the module to be removed from the section containing the isolation device without risk of electric hazards b) an isolation device is located in the same enclosure as the other components of the PCE. With the isolation device in the off position there shall be no risk of electric hazard when any PCE external enclosure cover is removed for repair or replacement of other components of the PCE. | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.5 | ☐ |
| 9 | BS57 | If the pre-assembled BS includes an internal isolation device operation in all live conductors, is it readily accessible and does it provide the same functions as for an adjacent external isolation device? No additional adjacent external isolation device is required. | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.6 | ☐ |
| 10 | BS58 | Is the isolation device readily accessible? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.3.7 | ☐ |
| 11 | BS59 | Where the cables connecting the pre-assembled BS and PCEs are less than 2m in length, is the isolation device(s) installed adjacent to either the pre-assembled battery system or the PCE? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.7 | ☐ |
| 12 | BS60 | Where the cables connecting the pre-assembled BS and PCE are greater than 2m in length, is the isolation device installed at both the pre-assembled battery system and PCE? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.7 | ☐ |
| 13 | BS61 | If there are multiple PCEs (for example a solar charge controller and an inverter; or multiple inverters), have separate isolation devices been installed? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.8 | ☐ |
| 14 | BS62 | If there are two or more lithium-ion pre-assembled battery systems connected in parallel, does each one have a separate isolation device? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.3.8 | ☐ |
6. Overcurrent Protection
Section titled “6. Overcurrent Protection”General
Section titled “General”Overcurrent protection general
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | SB&L10 | Are all cables related to the battery installation, and not covered by other questions in this checklist, protected against overcurrent? | Rectification required | - AS/NZS 4777.1:2024 Clause 3.4.2 - AS/NZS 3000:2018 Clause 2.5.3.1 | ☐ |
| 2 | SB&L20 | Are the inverter/battery supplementary supply cable and associated overcurrent protection device, rated higher than the summation of battery system charging current plus alternative supply overcurrent protection device rating or maximum demand of the alternative supply? | Medium non-compliance | - AS/NZS 4777.1:2024 Clause 3.4.1 & 5.3.4 | ☐ |
| 3 | SB&L29 | Are all busbars in the installation rated, or protected against potential overcurrent from summation of grid and supplementary supplies? | Rectification required | - AS/NZS 4777.1:2024 Clause 3.4.2 - AS/NZS 3000:2018 Clause 2.5.3.1 | ☐ |
| 4 | SB&L30 | Are all cables in the installation rated, or protected against overcurrent from summation of grid and supplementary supplies? | Rectification required | - AS/NZS 4777.1:2024 Clause 3.4.2 - AS/NZS 3000:2018 Clause 2.5.3.1 | ☐ |
| 5 | SB&L31 | Where required, has overcurrent protection been provided for the alternative supply? | Rectification required | - AS/NZS 4777.1:2024 Clause 3.4.2 - AS/NZS 3000:2018 Clause 2.5.3.1 | ☐ |
Integrated BESS
Section titled “Integrated BESS”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|
NONE
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS43 | Is overcurrent protection installed in all live conductors, excluding control and monitoring circuits? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.2.1 | ☐ |
| 2 | BS44 | If installed, is the DC overcurrent protection device installed adjacent to the battery system and: a) is it of a non-polarised type b) is it DC rated c) does it have a voltage rating greater than the battery system’s maximum voltage under all normal and abnormal conditions d) does it meet the requirements of AS/NZS 3000:2018 Section 2 e) does it have a current rating to protect the cabling from the pre-assembled battery system? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.2.1 | ☐ |
| 3 | BS45 | Where a DC overcurrent protective device is not integrated into the lithium-ion pre-assembled BS, has either a HRC fuse or miniature circuit breaker that meets the requirements of AS/NZS 5139:2019 Clause 5.3.1.2.1 been installed? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.2.1 | ☐ |
| 4 | BS46 | If the DC overcurrent protection device is a circuit breaker, does it meet the requirements of AS/NZS 5139:2019 Clause 5.3.1.2.2? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.2.1 - AS/NZS 5139:2019 Clause 5.3.1.2.2 | ☐ |
| 5 | BS47 | If the DC overcurrent protection device is a HRC fuse, does it meet the requirements of AS/NZS 5139:2019 Clause 5.3.1.2.3? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.2.1 - AS/NZS 5139:2019 Clause 5.3.1.2.3 | ☐ |
| 6 | BS48 | Where the DC overcurrent protective device is integrated into the lithium-ion pre-assembled BS and is being used to protect the DC cables between the battery system inverter, does it meet all of the following requirements: - Readily available circuit breaker or HRC fuse. - Operates on both the positive and negative conductors. - Rated lower than the current carrying capacity of the DC cables between the battery system and the inverter. - Permitted by the battery manufacturer to protect the outgoing cables between the battery system and inverter. | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.2.1 - AS/NZS 5139:2019 Clause 5.3.1.2.4 | ☐ |
| 7 | BS49 | If the DC overcurrent protection device is external, is it installed as close as practical to the output terminals of the battery system and no greater than 2m away? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.2.5 | ☐ |
| 8 | BS73 | Is the current-carrying capacity of the pre-assembled BS cables to the PCE greater than the rating of the overcurrent protection device installed? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.4.5 | ☐ |
| 9 | BS75 | Has overcurrent protection been installed on the pre-assembled BS’s DC port of the PCE if: a) the PCE charging current or load current under fault conditions is greater than the current-carrying capacity of the conductor between the PCE and the pre-assembled BS - b) the length of the cable between the PCE and the pre-assembled BS overcurrent device is greater than 3m? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.4.7 | ☐ |
7. Fire Protection
Section titled “7. Fire Protection”General
Section titled “General”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | SB&L26 | Do all AC cables related to the battery installation that pass through penetrations in the switchboard enclosure, pass through a tight fit (less than 5mm diameter) to reduce the spread of fire? | Medium non-compliance | - AS/NZS 3000:2018 Clause 2.10.7 | ☐ |
Integrated BESS
Section titled “Integrated BESS”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BESS35 | Is the lithium-ion pre-assembled integrated BESS located on, or placed against the wall, or mounted on the floor within 300mm of the wall or structure separating it from a habitable room, and where the surface of the wall is not made of a suitably non-combustible material, has a suitably non-combustible barrier been placed between the pre-assembled integrated BESS and the surface of the wall or structure to the required dimensions shown in AS/NZS 5139:2019 Figure 4.2? | Rectification required | - AS/NZS 5139:2019 Clause 4.2.4.2 | N/A |
| 2 | BESS36 | Have all penetrations larger than 5mm through non-combustible material separating the battery system from a habitable room, within dimensions shown in AS/NZS 5139:2019 Figure 5.2, been filled with a fire-retardant material? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.4.2 | ☐ |
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS35 | If the lithium-ion pre-assembled BS is located on, or placed against the wall, or mounted on the floor within 300mm of the wall or structure separating it from a habitable room, and the surface of the wall is not made of a suitably non-combustible material, has a suitable non-combustible barrier has been placed between the pre-assemble integrated BESS and the surface of the wall or structure to the required dimensions shown in AS/NZS 5139:2019 Figure 4.2? | Rectification required | - AS/NZS 5139:2019 Clause 5.2.4.2 - AS/NZS 5139:2019 Figure 5.2 | ☐ |
| 2 | BS36 | Have all penetrations larger than 5mm through non-combustible material separating the battery system from a habitable room, within dimensions shown in AS/NZS 5139:2019 Figure 5.2, been filled with a fire-retardant material? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.2.4.2 - AS/NZS 5139:2019 Figure 5.2 | ☐ |
8. Restricted Location
Section titled “8. Restricted Location”Integrated BESS
Section titled “Integrated BESS”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BESS26 | If installed in a corridor, hallway or lobby does the lithium-ion pre-assembled integrated BESS have at least 1 metre of clearance to allow for safe egress? | Rectification required | - AS/NZS 5139:2019 Clause 4.2.2.1 | ☐ |
| 2 | BESS27 | Is the pre-assembled integrated BESS not installed in any of the below restricted locations? (a) In restricted locations, as defined for switchboards in AS/NZS 3000. (b) Within 600 mm of any exit that has an opening 900mm or less. (c) Within 600 mm of any vertical side of a window or building ventilation that ventilates a habitable room. (e) Within 900 mm below any of the items included in items (b) and (c). (f) In ceiling spaces. (g) In wall cavities. (h) On roofs, except where specifically deemed suitable. (i) Under stairways. (j) Under access walkways. (k) In an evacuation route or escape route (with less than 1m of safe egress). | Rectification required | - AS/NZS 5139:2019 Clause 4.2.2.2 | ☐ |
| 3 | BESS28 | Is the lithium-ion pre-assembled integrated BESS installed in a habitable room? | Rectification required | - AS/NZS 5139:2019 Clause 4.2.2.2 | ☐ |
| 4 | BESS29 | Are any fixed appliances not associated with the lithium-ion pre-assembled integrated BESS not installed within the restricted zones shown in AS/NZS 5139:2019 Figure 4.1? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.2.2 | ☐ |
| 5 | BESS30 | If the lithium-ion pre-assembled integrated BESS installed does not conform to AS/NZS 60079.14, is the installation not in a location defined to be a hazardous area in AS/NZS 3000:2018 Section 7? | Rectification required | - AS/NZS 5139:2019 Clause 4.2.2.2 - AS/NZS 60079.14 - AS/NZS 3000:2018 Section 7 | ☐ |
| 6 | BESS31 | Is the lithium-ion pre-assembled integrated BESS installed away from hazardous areas for gas cylinders containing heavier-than-air gases and gas relief vent terminals as defined in AS/NZS 3000:2018 Section 4? | Rectification required | - AS/NZS 5139:2019 Clause 4.2.2.2 - AS/NZS 3000:2018 Section 4 | ☐ |
| 7 | BESS32 | Is the lithium-ion pre-assembled integrated BESS installed in a location that will not expose it to temperatures lower than the minimum or greater than the maximum temperatures as specified by the manufacturer? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.3 - AS/NZS 5139:2019 Clause 4.2.3.2 | ☐ |
| 8 | BESS33 | Is the lithium-ion pre-assembled integrated BESS installed in a location where it can be protected against damage that might reasonably be expected from the presence of water, high humidity, dust, vermin or direct sunlight? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.3 - AS/NZS 5139:2019 Clause 4.2.3.2 | ☐ |
| 9 | BESS34 | Is the lithium-ion pre-assembled integrated BESS installed in a location that will not expose it to localised or general heat sources? This may include direct sunlight, generators, stream pipes, hot water systems, air conditioners or space heaters. There should also be no direct airflow from any appliance directed at it. | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.3 - AS/NZS 5139:2019 Clause 4.2.3.2 | ☐ |
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS26 | If installed in a corridor, hallway or lobby does the lithium-ion pre-assembled BS have at least one metre of clearance to allow for safe egress? | Rectification required | - AS/NZS 5139:2019 Clause 5.2.2.1 | ☐ |
| 2 | BS27 | Is the pre-assembled integrated BS not installed in any of the below restricted locations? (a) In restricted locations, as defined for switchboards in AS/NZS 3000. (b) Within 600 mm of any exit that has an opening 900mm or less. (c) Within 600 mm of any vertical side of a window or building ventilation that ventilates a habitable room. (e) Within 900 mm below any of the items included in items (b) and (c). (f) In ceiling spaces. (g) In wall cavities. (h) On roofs, except where specifically deemed suitable. (i) Under stairways. (j) Under access walkways. (k) In an evacuation route or escape route (with less than 1m of safe egress). | Rectification required | - AS/NZS 5139:2019 Clause 5.2.2.2 | ☐ |
| 3 | BS28 | Is the lithium-ion pre-assembled BS installed in a habitable room? | Rectification required | AS/NZS 5139:2019 Clause 5.2.2.2 | ☐ |
| 4 | BS29 | Are any fixed appliances not associated with the lithium-ion pre-assembled BS not installed within the restricted zones shown in AS/NZS 5139:2019 Figure 5.1? | Medium non-compliant | - AS/NZS 5139:2019 Clause 5.2.2.2 - AS/NZS 5139:2019 Figure 5.1 | ☐ |
| 5 | BS30 | If the lithium-ion pre-assembled BS installed does not conform to AS/NZS 60079.14, is the installation away from a location defined to be a hazardous area in AS/NZS 3000:2018 Section 7? | Rectification required | - AS/NZS 5139:2019 Clause 5.2.2.2 - AS/NZS 60079.14 - AS/NZS 3000:2018 Section 7 | ☐ |
| 6 | BS31 | Is the lithium-ion pre-assembled BS installed away from hazardous areas for gas cylinders containing heavier-than-air gases and gas relief vent terminals as defined in AS/NZS 3000:2018 Section 4? | Rectification required | - AS/NZS 5139:2019 Clause 5.2.2.2 - AS/NZS 3000:2018 Section 4 | ☐ |
| 7 | BS32 | Is the lithium-ion pre-assembled BS installed in a location that will not expose it to temperatures lower than the minimum or greater than the maximum temperatures as specified by the manufacturer? | Medium non-compliant | - AS/NZS 5139:2019 Clause 5.2.3 - AS/NZS 5139:2019 Clause 5.2.3.2 | ☐ |
| 8 | BS33 | Is the lithium-ion pre-assembled BS installed in a location where it can be protected against damage that might reasonably be expected from the presence of water, high humidity, dust, vermin or direct sunlight? | Medium non-compliant | - AS/NZS 5139:2019 Clause 5.2.3 - AS/NZS 5139:2019 Clause 5.2.3.2 | ☐ |
| 9 | BS34 | Is the lithium-ion pre-assembled BS installed in a location that will not expose it to localised or general heat sources? This may include direct sunlight, generators, stream pipes, hot water systems, air conditioners or space heaters. There should also be no direct airflow from any appliance directed at it. | Medium non-compliant | - AS/NZS 5139:2019 Clause 5.2.3 - AS/NZS 5139:2019 Clause 5.2.3.2 | ☐ |
| 10 | BS37 | If the lithium-ion pre-assembled BS is located in a room, is it located so that access to the battery system is not obstructed by the structure of the building, fixtures and fittings within the room? | Medium non-compliant | - AS/NZS 5139:2019 Clause 5.2.5 | ☐ |
9. Switchboard
Section titled “9. Switchboard”General
Section titled “General”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | SB&L7 | What is the size of circuit breaker controlling “MAIN SWITCH (GRID)?” | Information Only | N/A | ☐ |
| 1 | SB&L9 | What is the size of circuit breaker controlling “Main Switch Inverter” and/or “Main Switch Alternative”? | Information Only | N/A | ☐ |
| 1 | SB&L12 | Is there an alternative supply from the BESS/inverter? | Information Only | N/A | ☐ |
10. Wiring
Section titled “10. Wiring”General
Section titled “General”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | SB&L13 | Do the alternative supply circuits have appropriate RCD protection? | Rectification required | - AS/NZS 4777.1:2024 Clause 5.3.6.4 - AS/NZS 3000:2018 amendment 2 Clause 2.6.3.2.5 (a) | ☐ |
| 2 | SB&L14 | Are there any parallel earth-neutral (secondary MEN) connections present in the battery system/inverter or associated wiring? | Rectification required | - AS/NZS 4777.1:2024 Clause 8.3.3.2.2 & 8.3.3.3.2. - AS/NZS 3000:2018 Clause 8.3.7.2 (f) | ☐ |
| 3 | SB&L15 | Is neutral continuity maintained for all circuits provided and operating on an alternative supply? | Unsafe | AS/NZS 4777.1:2024 Clause 5.3.2.2 & 8.3.4.4.2 | ☐ |
| 4 | SB&L21 | After turning on the “MAIN SWITCH (INVERTER)” does it take greater than 60 seconds for current to be shown on the supplementary supply active conductor? | Medium non-compliance | - AS/NZS 4777.1:2024 Clause 8.4.1 (a) | ☐ |
| 5 | SB&L22 | After turning off the “MAIN SWITCH (INVERTER)” does it take less than 2 seconds for current to dissipate from the supplementary supply active conductor? | Rectification required | - AS/NZS 4777.1:2024 Clause 8.4.1 (b) | ☐ |
Integrated BESS
Section titled “Integrated BESS”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BESS20 | Is the AC interconnection of the lithium-ion pre-assembled integrated BESS to the switchboard or distribution board in accordance with AS/NZS 3000? If not, does the defect pose a potential safety risk at some stage in the life time of the system? | Rectification required | - AS/NZS 5139:2019 Clause 4.2.1 - AS/NZS 5139:2019 Clause 4.3.1.1 | ☐ |
| 2 | BESS21 | Is the AC interconnection of the lithium-ion pre-assembled integrated BESS to the switchboard or distribution board in accordance with AS/NZS 3000? If not, is the defect not likely to cause a potential safety risk at some stage in the life of the system? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.2.1 - AS/NZS 5139:2019 Clause 4.3.1.1 | ☐ |
| 3 | BESS22 | If the AC interconnection of the lithium-ion pre-assembled integrated BESS to the switchboard or distribution board is not in accordance with AS/NZS 3000, is it such that it constitutes a safety hazard which poses an imminent risk? | Unsafe | - AS/NZS 5139:2019 Clause 4.2.1 - AS/NZS 5139:2019 Clause 4.3.1.1 | ☐ |
| 4 | BESS37 | Do all grid connections of the pre-assembled BESS meet the requirements of AS/NZS 4777.1? | Medium non-compliance | - AS/NZS 5139:2019 Clause 4.3.1.2 - AS/NZS 4777.1:2024 | ☐ |
| 5 | BESS38 | Has the earthing of the lithium-ion pre-assembled integrated BESS been installed to manufacturers requirements and meet the earthing requirements in AS/NZS 3000? | Rectification required | - AS/NZS 5139:2019 Clause 4.3.1.3.1 - AS/NZS 3000 | ☐ |
| 6 | BESS46 | Are there any accessible live parts? Are any live parts in direct contact with any equipment, component, terminals or connection, that are tested to be LIVE and accessible by one action to be touched? | Unsafe | - AS/NZS 3000 | ☐ |
| 7 | BESS47 | Are there connectors, couplings, covers or components able to be removed without the use of a tool which provide access to live parts? | Rectification required | - AS/NZS 3000 | ☐ |
| 8 | BESS48 | Has all electrical work associated with the installation of the lithium-ion pre-assembled integrated BESS been installed in line with Australian standards? If not, is the defect likely to pose a potential safety risk at some stage in the lifetime of the system? | Rectification required | - AS/NZS 3000:2018 - AS/NZS 5139:2019 - AS/NZS 5033:2021 - AS/NZS 4777.1:2024 | ☐ |
| 9 | BESS49 | Has any electrical work associated with the installation of the lithium-ion pre-assembled integrated BESS not been installed in line with Australian standards such that it is not likely to cause a potential safety hazard now or for the expected lifetime of the system? | Medium non-compliance | - AS/NZS 3000:2018 - AS/NZS 5139:2019 - AS/NZS 5033:2021 - AS/NZS 4777.1:2024 | ☐ |
| 10 | BESS50 | Has any electrical work associated with the installation of the lithium-ion pre-assembled integrated BESS not been installed in line with Australian standards such that it constitutes a safety hazard which poses an imminent risk? | Unsafe | - AS/NZS 3000 | ☐ |
| 11 | BESS51 | Are there any loose connections in the pre-assembled integrated BESS and associated wiring with no signs of heat? | Rectification required | - AS/NZS 3000 | ☐ |
| 12 | BESS52 | Are there any loose connections in the pre-assembled integrated BESS and associated wiring with signs of heat? | Unsafe | - AS/NZS 3000 | ☐ |
Pre-assembled Battery System (BS)
Section titled “Pre-assembled Battery System (BS)”Labelling specifics
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | BS42 | If the lithium-ion pre-assembled BS has a voltage greater than DVC-A, does all cabling and installation requirements meet the requirements for DVC-C if a non-separated PCE other than an inverter is installed? For example, a solar charge controller | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.1 | ☐ |
| 2 | BS63 | Are the battery system cables flexible cables in accordance with: a) AS/NZS 5000.2 (450/750 V insulation) for battery systems with a maximum operating voltage less than 450 V DC b) AS/NZS 5000.1 (0.6/1kV insulation) for battery systems with a maximum operation voltage less than 600 V DC c) IEC 62930 for battery systems with a maximum operating voltage less than 1500 V DC? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.4.2 | ☐ |
| 3 | BS64 | Do the cables between the battery system and the PCE meet the requirements of AS/NZS 3000 for selection and installation of wiring systems? If not, is the defect likely to pose a potential safety risk at some stage in the lifetime of the system? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.4.2 | ☐ |
| 4 | BS65 | Do the cables between the battery system and the PCE meet the requirements of AS/NZS 3000 for selection and installation of wiring systems? If not, is the defect not likely to cause a potential safety concern at some stage in the expected lifetime of the system? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.4.2 | ☐ |
| 5 | BS66 | If the DC interconnection of the lithium-ion pre-assembled BS to the PCE is not in accordance with AS/NZS 3000, is it such that it constitutes a safety hazard which poses an imminent risk? | Unsafe | - AS/NZS 5139:2019 Clause 5.3.1.4.2 | ☐ |
| 6 | BS67 | Are the cables from the battery system to the PCE: a) double insulated if the battery system’s maximum voltage exceeds DVC-A b) double insulated for DVC-A battery systems connected to a non-separated PCE (for example solar charge controller) and where the non-battery side of the PCE is greater than DCV-A? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.4.2 | ☐ |
| 7 | BS68 | For all battery systems operating at DVC-A, are all cables between the battery system, the overcurrent protection device and the PCE double insulated? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.4.2 | ☐ |
| 8 | BS69 | Are all cables that exit the pre-assembled BS without internal DC overcurrent protection mechanically protected by at least medium duty conduit or equivalent protection up to the over current device? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.4.3 | ☐ |
| 9 | BS70 | For battery systems operating at DVC-B or DVC-C, do the cables between the overcurrent protection device and the PCE have mechanical protection? Refer to AS/NZS 3000:2018 Clause H4. | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.4.3 | ☐ |
| 10 | BS71 | Is the voltage drop between the battery system and the PCE no more than 2% based on the rated DC battery port current of the PCE and no more than 5% under any operating conditions? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.4.4 | ☐ |
| 11 | BS72 | Is the current-carrying capacity of the pre-assembled battery system’s cable to the overcurrent protection rated to: a) the maximum current rating of the pre-assembled BS b) the short-circuit current and duration from the pre-assembled BS? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.4.5 | ☐ |
| 12 | BS74 | If the BESS consists of two or more pre-assembled BS connected in parallel (that do not have a BMS or similar device that provides a managed voltage and current charge/discharge for each separate system), does the output cable from each battery system come to a point where the parallel battery system connects (for example PCE or Junction box) have equal cable resistance? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.4.6 | ☐ |
| 13 | BS76 | Does the installation meet the requirements for segregations for AC and DC circuits within enclosures from AS/NZS 3000:2018 Section 3? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.5 - AS/NZS 3000:2018 Section 3 | ☐ |
| There are four categories relating to the earthing arrangements for battery systems connected to PCEs and each has specific requirements. Please select the appropriate category and inspect to the relevant clause. | Information Only | Logic question | ☐ | ||
| 14 | BS77 | Where the BS is not directly or resistively earthed to the battery positive or negative conductors and the installation comprises a single BESS with a voltage grater then DVC-A, are all metallic equipment enclosures associated with the BESS installation bonded together to the earthing system of the electrical installation using a minimum bonding conductor size of 6mm2? | Medium non-compliance | - AS/NZS 5139:2019 Clause 5.3.1.7.3 - AS/NZS 5139:2019 Clause 5.3.1.7.4 | ☐ |
| 15 | BS78 | Is the pre-assembled BS earthed according to manufacturer’s instructions? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.7.1 | ☐ |
| 16 | BS79 | If system is direct earthed (i.e. has an earth been directly connected to the positive or negative battery conductors), is there a conductor connected to the installation earthing system? The pre-assembled battery system earthing conductor shall be rated to withstand the prospective earth fault current of the battery system for a time at least equal to the operating time of the associated overcurrent protective device. | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.6.3 | ☐ |
| 17 | BS80 | If the system is resistively earthed (i.e. has an earth cable has been connected in line with a resistor to the positive or negative battery conductors), is one conductor of the battery system connected to the installation earthing system via a resistor? The pre-assembled battery system earthing conductor shall be rated to withstand the prospective earth fault current of the battery system continuously. | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.6.4 | ☐ |
| 18 | BS81 | If system is connected to a non-separated PCE, does it conform with the requirements of AS/NZS 5139:2019 Clause 5.3.1.6.5? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.6.5 | ☐ |
| 19 | BS82 | If the pre-assembled BS is directly earthed (i.e. has an earth been directly connected to the positive or negative battery conductors) with voltages greater than DVC-A, are all metallic equipment enclosures associated with the pre-assembled BS installation bonded together to the earthing system of the electrical installation using a minimum bonding conductor size of 6mm2 or equivalent to the earth conductor size, whichever is the greater? | Rectification required | - AS/NZS 5139:2019 Clause 5.3.1.7.3 | ☐ |
| 20 | BS83 | If the pre-assembled BS is resistively earthed (i.e. has an earth cable has been connected in line with a resistor to the positive or negative battery conductors) with voltages greater than DVC-A, are all metallic equipment enclosures associated with the pre-assembled BS installation bonded together to the earthing system of the electrical installation using a minimum bonding conductor size of 6mm2 or equivalent to the earth conductor size, whichever is the greater? | Rectification required | -AS/NZS 5139:2019 Clause 5.3.1.7.4 | ☐ |
| 21 | BS91 | Are there any accessible live parts? Are any live parts in direct contact with any equipment, component, terminals or connection, that are tested to be LIVE and accessible by one action to be touched? | Unsafe | - AS/NZS 3000 | ☐ |
| 22 | BS92 | Are there connectors, couplings, covers or components able to be removed without the use of a tool which provide access to live parts? | Rectification required | - AS/NZS 3000 | ☐ |
| 23 | BS93 | Has all electrical work associated with the installation of the lithium-ion pre-assembled integrated BS been installed in line with Australian standards? If not, is the defect likely to pose a potential safety risk at some stage in the lifetime of the system? | Rectification required | - AS/NZS 3000 - AS/NZS 5139 - AS/NZS 5033 - AS/NZS 4777.1 | ☐ |
| 24 | BS94 | Has any electrical work associated with the installation of the lithium-ion pre-assembled integrated BESS not been installed in line with Australian standards such that it is not likely to cause a potential safety hazard now or for the expected lifetime of the system? | Medium non-compliance | - AS/NZS 3000 - AS/NZS 5139 - AS/NZS 5033 - AS/NZS 4777.1 | ☐ |
| 25 | BS95 | Has any electrical work associated with the installation of the lithium-ion pre-assembled BS not been installed in line with Australian standards such that it constitutes a safety hazard which poses an imminent risk? | Unsafe | - AS/NZS 3000 - AS/NZS 5139 - AS/NZS 5033 - AS/NZS 4777.1 | ☐ |
| 26 | BS96 | Are there any loose connections in pre-assembled BS and associated wiring with NO signs of heat? | Rectification required | - AS/NZS 5139 5.4.2.2 | ☐ |
| 27 | BS97 | Are there any loose connections in pre-assembled BS and associated wiring WITH signs of heat? | Unsafe | - AS/NZS 5139 5.4.2.2 | ☐ |
11. Documentation
Section titled “11. Documentation”General
Section titled “General”Expand...
| # | CER ID | Question | Rating | Standards Ref | Y/N? |
|---|---|---|---|---|---|
| 1 | DOC1 | Has a full system manual incorporating all components of AS/NZS 5139:2019 Clause 6.4.1.2 been provided to the home owner? | Medium non-compliance | AS/NZS 5139:2019 Clause 6.4.1.2 | ☐ |