Inverter power sharing devices (Solar for Apartments)

Solar PV audit checklist items

Question and ratingRelevant standards and references

SolShare 1
Has an Allume SolShare device been installed as part of this installation?

Applicable rating: No rating is applied

Not applicable

SolShare 2
Is the SolShare main switch rated higher than the max output of the connected inverter?

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 4.1.2 (e)

SolShare 3
Are all SolShare input and output cables rated to the total generation capacity of the inverter?

Applicable rating: Improvements identified

AS/NZS 4777.1:2024 Clause 3.4.1

SolShare 4
Does the Tenancy switchboard contain a circuit protective device adequately rated to protect the supply cable considering the sum of the Grid supply and Solar supply currents.

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 2.5.3.1

SolShare 5
Are the "maintenance isolation CB's correctly rated to protect the connected cables?

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 2.5.3.1

SolShare 6
Are the "Isolation" CB's correctly rated to protect the connected cables?

Applicable rating: Needs rectification

AS/NZS 4777.1:2024 Clause 3.4.2

SolShare 7
Has SolShare been installed on a flammable material?

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 2.5.3.1

SolShare 8 ***UPDATED***
Has SolShare been installed as per manufacturers requirements for installation space? For example, minimum 150mm from either side, 300mm from top and bottom.

Applicable rating: Improvements identified

AS/NZS 4777.1:2024 Clause 3.6.5.2

SolShare 9
If installed outside in direct sunlight or in path of debris (e.g. under a tree with falling leaves), has a shade cover been installed?

Applicable rating: Improvements identified

AS/NZS 3000:2018 Clause 2.5.3.1

SolShare 10
Has the SolShare been installed securely and with locking bolt inserted as per manufacturer’s instructions?

Applicable rating: Needs rectification

AS/NZS 4777.1:2024 Clause 3.6.5.2

SolShare 11
If SolShare device has been installed in an outdoor environment, have cable entry membrane glands been replaced with minimum IP56 rated liquid tight cable or conduit glands suitable for the panel hole dimensions?

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 4.1.2 (e)

SolShare 12
Is the SolShare neutral conductor connected directly to the main neutral bar in the main switchboard (i.e. not connected to neutral bar in an individual tenancy switchboard)?

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 4.1.2 (e)

SolShare 13
Have the solar share supply cables been connected to the LOAD side of the tenancy isolators?

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 4.1.2 (e)

SolShare 14
Have the terminations to the tenancy isolator been carried out in a compliant manner? i.e. differently size conductors adequately secured in terminals or conductors twisted together?

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 4.1.2 (e)

SolShare 15
Are the SolShare isolation contactors correctly rated, connected, and arranged to provide isolation from the grid as per AS/NZS 4777.2?

Applicable rating: Improvements identified

AS/NZS 3000:2018 Clause 4.1.2 (e)

SolShare 16
CT Test - Interrupt the signal from SolShare’s Current Transformer by pulling out the CT block for a phase and verify that the loss of signal results in the isolation of all IPSD ports.

Reconnect the CT block, wait for the system to start up, then repeat for the other contactor blocks.

Applicable rating: Needs rectification

AS/NZS 4777.1:2024 Clause 3.6.3.2

SolShare 17
Testing of anti-islanding functionality:

  • isolate the Tenancy Main Switch (GRID) or Main Isolator (GRID), located at the group meter panel, verify disconnection to the apartment is less than 2 secs.

Note: repeat this test for each phase of the installation.

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clauses 3.4.3 and 3.7.2

SolShare 18
Switch back ON the Tenancy Main Switch (GRID) or Main Isolator (GRID), located at the group meter panel, verify connection time is greater than 60 secs.

Note: repeat this test for each phase of the installation.

Applicable rating: Needs rectification

AS/NZS 4777.1:2024 Clause 3.6.3.1

IPSD 1
Have all power sharing devices been installed as per appliable standards and additional manufacturers installation requirements?

If not are applicable defects not likely to cause a safety concern now or any time in the future?

Applicable rating: Improvements identified

AS/NZS 4777.2 Clause 4.2

IPSD 2
Have all power sharing devices been installed as per appliable standards and additional manufacturers installation requirements?

If not, could the applicable defects cause a potential safety concern at some stage now or in the future?

Applicable rating: Needs rectification

AS/NZS 3000:2018 Clause 1.7.1 (c) and 4.1.2 (e)

AS/NZS 4777.1:2024 Clause 8.4.2

IPSD 3
Have all power sharing devices been installed as per appliable standards and additional manufacturers installation requirements?

If not, are the applicable defects likely to cause an immediate safety concern?

Applicable rating: Unsafe

AS/NZS 4777.1:2024 Clause 8.4.1

ESGR:2019 Reg 245 (b)

Updated