Title Page
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Work Order No
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Audit Title
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Site
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Conducted on
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Prepared by
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Location
Array
Array
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Size of Array (Kwp)
Roof access (info and pics required especially all man safe equipment and tags)
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Are there any roof access issues?
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Comments
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Is the array clean
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Comments (issues can be reported in the operation section)
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Photograph required
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Photograph required
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Inclination (S if solyndra)
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Orientation
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Satellite image
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Weather and irradiance
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Number of inverters
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Module type
AC side
PV Distribution Board
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Is the meter operating
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Does the meter display a fault code
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Error
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Meter reading
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Coax and aerial not damaged and in good position
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Is there a separate G59 Relay
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Does the relay operate when the AC side is interrupted
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Does the relay automatically reset after the AC is reinstated (min 60s wait)
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DB and MCBs suitable and labelled
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Supply main switch labelled
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Array diagram and location label
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'WARNING: DUAL SUPPLY' label
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PV label attached to main switchboard
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DB supply protection / main supply rating
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Inverter mcb values
Inverters
Inverters
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PV inverters identified and labelled
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Strings identified, labelled or mapped
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Location of inverters
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Comments
Inverter
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Suitable Inverter location, fixing, UV and IP rating
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AC isolator correctly rated, installed and labelled
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G59 operation, turn off AC isolator off, does the inverter react correctly
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DC isolator labelled 'PV ARRAY DC ISOLATOR'
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Inverter Make
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Photo of inverter data plate
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Input 1 production reading ( P :)
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Input 2 production reading ( P :)
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Total production ( energy total to date )
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Total number of strings
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Is inverter working correctly
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Fault log
DC side
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Photo of PV module data plate
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Module mounting system correct and secure
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Is the Earth bonding correctly installed
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Junction boxes connectors and isolators labelled WARNING DC VOLTAGE DO NOT DISCONNECT UNDER LOAD
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Are the combiner boxes suitably mounted
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Photograph
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Are the combiner boxes suitably rated for their environment and location
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General condition of combiner boxes including UV and weather degradation
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Is the combiner box water tight
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Have you tightened all of the cable terminals in the collector boxes
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Are there any signs of scorching or excessive heat in the combiner boxes
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Details
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Photograph
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Are you able to combiner box screws useable
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Photograph
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Check surge protection device
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Do the DC isolators operate correctly and without due force
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Have you tightened all cable terminals in the DC Isolators
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Reason
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Are there any signs of scorching or excessive heat in the DC isolators
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Details
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Photograph
STRINGS
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String Fuses Checked
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DC connectors same type and manufacturer
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DC cable management (zip ties, cable tray, etc)
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PV array cable protected against external influences
String
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String ID (Inverter.Input.String ie 111)
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Voltage (Voc)
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Number of modules in series (if known)
Array Issues
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Was the array left functioning correctly on leaving the site
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Comments
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Were any faults found and rectified
Faults found and rectified
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Photo
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Fault description
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Are there any other issues to report including any dilapidation
Issue
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Photo
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Description of issue
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Have you made safe any issues that have been highlighted
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Please make safe in accordance with current electrical regulations
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Would access equipment or a crane be required to get replacement invertors into location and to be installed
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Details
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Photographs
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Please add a photograph showing the condition and cleanliness of the panels
