Information
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Client / Site
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Conducted on
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Prepared by
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Location
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Initial Date of Installation
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PV System Size
MAIN SWITCHBOARD
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Describe where the Main Switchboard is Located
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Attach Photo/s of the Main Switchboard Location
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Record the Main Switch Size, Model and Location
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Attach a photo of the Main Switch and Location
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Is there space near MSB to locate Voltage Optimiser (VO)? (within 10 meters).
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Attach a Photo of the space near MSB to locate Voltage Optimiser
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Are there any tight corners to negotiate the VO into place? These units weight around 650kgs. Dimensions are 1500H X 1500W x 800D. Describe the Access.
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Attach photos of the Access.
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Is there essential/non-essential supply arrangement on site?
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Attach a photo of the essential/non-essential supply arrangement
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Is there an emergency generator on site?
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Provide details of the generator connection, ATS or MTS.
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Attach Photos of the Generator changeover switch, and Photo of the Generator if possible.
TESTING - Whenever performing Testing or opening electrical equipment, ensure correct PPE is worn and correct safety procedures are followed in accordance with TechSafe SWMS.
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Perform a Voltage Test between RED phase to Neutral , Record the result along with the Time and date.
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Perform a Voltage Test between WHITE phase to Neutral , Record the result along with the Time and date.
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Perform a Voltage Test between BLUE phase to Neutral , Record the result along with the Time and date.
Solar Connected SWITCHBOARD
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Is the switchboard arrangement compliant?
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Is the CB selected correctly rated to protect the cable installed. AS/NZS 3000 2.5.2
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Is the AC Cable sized and rated correctly for the min required by the Inverter output current AS/NZS 3000 2.5.2
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Has the switchboard be adequately sealed to prevent the spread of fire? AS/NZS 3000 2.9.7
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Has the switchboard been labelled correctly to identify the installed circuits, "SOLAR Main Switch" and Solar NEUTRAL labelled?
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Is the Switchboard segregated into ESSENTIAL & NON-ESSENTIAL circuits
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Provide details of any issues identified.
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Attach clear images of the Switchboard
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Attach clear images of the Switchboard Internal connections of the Solar PV
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Attach clear images of the Switchboard Schedule
AC ISOLATORS
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List the AC Isolator Rating located inside the Switchboard
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List the AC Isolator Rating located Adjacent the Inverter if installed.
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Attach a photo of the AC Isolators
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List any issues identified with the AC Isolators
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
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Are there Additional DC Isolators?
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
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Are there Additional DC Isolators?
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
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Are there Additional DC Isolators?
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
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Are there Additional DC Isolators?
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
DC ISOLATORS
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DC Isolator Brand and Model
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DC Isolator current as per connected configuration (per pole rating if connected to a Transformerless Inverter)
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Is the DC Isolator Polarised?
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Attach a Photo of the DC Isolator BEFORE inspecting
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Attach a photo of the INTERNALS of the DC Isolator, plus any issues ie: water ingress, Damage etc
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Attach a photo of the DC Isolator AFTER the inspection, showing the switch ON if safe to do so.
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List any Issues identified with the DC Isolator, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
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Have any of the DC Isolator per pole Ratings been exceeded, ie: Isc 8.7A x 1.25 = 10.9A @ Max Voc 825VDC
INVERTERS
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List the inverter BRAND and MODEL
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Inverter Quantity
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Inverter AC Power Rating
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Inverter AC Current Rating
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Inverter MPPT Operating Range
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Inverter Max DC Current
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Inverter Max DC Voltage
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Inverter IP Rating
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Is the Inverter IP Rating suitable for the location of installation?
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Inverter is listed on the CEC Approved Inverter List, at the time of installation
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Attach a Photo of the Inverter showing the installation location
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List any Issues identified with the Inverter/s, ie: Incorrectly wired, Incorrect Rating, IP not maintained etc.
SOLAR PANEL MODULES
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Module BRAND and MODEL
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Module Quantity per inverter
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Module Power Rating
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Module Voltage Open Circuit
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Module Short Circuit Current
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PV Modules are listed on the CEC Approved Modules list for the time of installation.
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Attach a photo of the PV Module Label, or labels if different PV Modules installed.
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List any Issues identified with the PV Modules, ie: Incorrectly configured, Poor layout or design etc.
DOCUMENTATION
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Has the owner of the system been provided with a System Documentation folder in accordance with AS/NZS 5033 and AS/NZS 4777?
CHECKLIST - COMPLIANCE WITH STANDARDS AND GUIDELINES
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The Array Vmp ( at max temp) is greater than 1.1 x min VDC of the inverters voltage operating window
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The Array Max Voltage (at minimum temp) is less than the maximum VDC of the inverters voltage operation window
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Roof Penetrations by any of the components used in the wiring system, are suitably sealed and waterproof
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The PV Array structure allows sufficient clearances to facilitate self cleaning of the roof to prevent any buildup of leaves and other debris
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Any timber used for the array structure must be suitable for the environment it is installed and included in the maintenance documentation for replacement.
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The Array structures roof penetrations are suitably sealed for the life of the system
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Any DC Enclosures including enclosures for string protection have a min IP 54 rating, and have been installed to maintain the IP Rating. Including any connections or conduits to the enclosure
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There are no visible loose connections in LV Cables
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The Load Breaking Lockable DC Isolator adjacent to the inverter is correctly rated for the DC Voltage and Current
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The DC Isolator at the inverter is mounted close, within sight and not exceeding 3 mtrs.
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The DC Isolator at the Inverter is correctly wired
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The DC Isolator at the Inverter is NOT Polarised and operates in ALL Active conductors
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If Multiple DC Isolators are installed at the Inverter, they are grouped and ganged in a common location
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The Load Breaking Lockable DC Isolator adjacent to the inverter is correctly rated for the DC Voltage and Current
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The DC Isolators at the Array are correctly wired
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All conduits to the DC Isolators are adequately sealed to prevent the ingress of water and to maintain the IP rating of the Isolator
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Inverter or any heavy part of the installation is mounted safely with no imminent risk of falling.
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If there is not clear line of sight between the switchboard and any person working on the inverter, an AC Isolator is provided at the inverter
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Modules of the same string are installed in the same orientation (+ or - 5 degrees)
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If the Voc of a Non-Residentail system exceeds 600VDC the installation has associated wiring protection and restricted access were required.
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There is adequate clearance around the inverter in accordance with the manufacturers instructions for space and ventilation
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Provide information relating to any non-compliance identified in the above section
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Provide photos of the above issues
PV Array Structure and Array
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PV Array structure and attachment to the roof, visually inspected and appears secure
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All Array supports, brackets, screws and other metal parts are of similar material, to minimize the corrosive and electrolysis effect of diss-similar metals.
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Where the number of PV Array strings could result in a potential fault current higher than the module reverse current, appropriate string protection is provided.
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If String Protection is installed, it is rated for the DC Application and Rated Current
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The PV Array has been provided with an equipotential bond connected to the earth bar in the switchboard.
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The PV Array Frame and PV Modules have been provided with earthing connections to comply with AS/NZS 5033
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Modules have sufficient ventilation space to minimise temperature rise
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If lightning protection has been installed, it has been installed in accordance with AS1768
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List any issues identified with the PV Array
SIGNAGE
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Any PV Array Junction Boxes are labelled "WARNING: HAZARDOUS DC VOLTAGE"
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Shut Down procedure is correct and is permanently fixed at the inverter and/or switchboard
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If the PV System is connected to a Distribution Board, the Main Switchboard and all other DB's are signed with "WARNING DUAL SUPPLY, ISOLATE SOLAR SUPPLY AT DISTRIBUTION BOARD ...XXX"
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The AC Solar circuit breaker inside the switchboard is labelled "MAIN SWITCH SOLAR SUPPLY"
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The AC Main Switch circuit breaker inside the switchboard is labelled "NORMAL SUPPLY MAIN SWITCH "
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"WARNING DUAL SUPPLY ISOLATE BOTH NORMAL AND SOLAR SUPPLIES BEFORE WORKING ON THIS SWITCHBOARD" is located on the switchboard.
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Fire Emergency Label is permanently fixed next to the meter box and main switchboard.<br>SOLAR ARRAY ON ..(Location).. including correct Voc and Isc ratings
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A 70mm circular green label "PV" is permenantly fixed to the meter box or main switchboard, and is visible upon approach
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The DC Isolators near the Inverter is signed "PV Array DC Isolator" or similar
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If above 600VDC a sign shall be fixed to the restricted access areas, "WARNING HAZARDOUS VOLTAGES - AUTHORIZED ACCESS ONLY"
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Provide any additional Information if any labels are found to be missing.
GENERAL WIRING AND INSTALLATION WORK
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There is NO exposed LV LIVE parts on any installed equipment
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All electrical equipment for the system is installed in accordance with AS/NZS 3000
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All PV cabling or conduit work clearly labelled as "SOLAR DC" every 2 mtrs, supported and secured
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Connection of AC and DC components in the same enclosure have been provided with a physical separation to achieve compliant segregation
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Array wiring to the Inverter is protected from mechanical damage
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Double Insulation has been maintained between any live conductor and any earthed or exposed conductive part
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All DC Cables installed within the building is enclosed in Heavy Duty conduit
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All DC connectors throughout the array are of the same type and same model.
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All Array cables are securely fixed into place, Plastic cable ties cannot be used as the primary support
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Any conduit used which is exposed to the sun, is UV rated amd marked with the letter "T"
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Array wiring to the inverter is rated for the voltage and current
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All Joints in the cables are enclosed in junction boxes in accordance with AS/NZS 3000
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LV and Array cables have not been installed near building surfaces as per AS/NZS 3000
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Provide Information regarding any non-compliance identified in the above section
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Provide Photos of any issues identified.
Performance of System
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Is the inverter installed in FULL sun? is so for how many hrs per day?
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PV Array Tilt
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PV Array Orientation
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Is there any shading of the Array?
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Provide Photos of any issues identified.
Finalisation
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Upload ALL relevant photos of any additional issues identified.
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Additional information if required.
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Rate the Outcome of the Audit
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If the System has been deemed to be SAFE, Re-energise and leave ON
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If ON, Upload photos of the system in operation, ie: Inverter system working.
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If OFF, Upload a photo of the system switched OFF, and locked OFF with the Solar CB Locking Device.
