Audits

  • Does the system have a DC inverter or micro-inverters?

Visual Checks

  • Take a photo of the front of the DC inverter

  • What is the total power produced by the system?

  • Take a photo of the front of the inverter showing the total power produced.

  • Is the AC isolator in good working condition?

  • Take a photo of the AC isolator with the cover on and with the cover off.

  • Is the bottom DC isolator in good working condition?

  • Take a photo of the bottom DC isolator with the cover on and with the cover off.

  • Is the top DC isolator in good working condition?

  • Take a photo of the top DC isolator with the cover on and with the cover off.

Visual Checks

  • Are you able to read the power production off the envoy/power manager?

  • What is the total power produced by the system?

  • Take a photo of the envoy/power manager.

  • Is the rooftop AC isolator in good working condition?

  • Take a photo of the rooftop AC isolator.

Electrical Tests

  • Are you able to log into the envoy/power manager?

  • Are all the micro inverters exporting?

  • What is the total power produced to date, in Kwh?

  • Are any micro inverters exporting significantly less than others?

  • What is the AC voltage at the isolator?

  • Reset the system by turning the AC isolator off and on, with a clamp meter over the solar submain active.

  • Does the system have a 60 second countdown period on startup?

Potential for Upgrades

  • Would the customer be interested in us finding out whether they can install additional panels in their system or not?

  • Can any more panels fit on the roof?

  • Draw a picture of the system from mains till panel showing inverter location and cable runs.

  • Take a photo of the meter number.

  • What size is the mains cable in mm2?

  • How long is the mains cable in metres?

  • Take a photo of the proposed location for new panels.

  • Provide a brief description on what would be needed to add additional panels into the system.

  • Provide a brief description of any additional works or requests if the customer has any.

Electrical Tests

  • What is the DC voltage at the bottom DC isolator?

  • What is the AC voltage at the AC isolator?

  • What is the DC current at the bottom DC isolator?

  • Restart the system by following the steps.

    1. Turn the AC isolator off.
    2. Turn the DC isolator off.
    3. Turn the DC isolator on.
    4. Turn the AC isolator on.

  • Does the system have a 60 second countdown period on startup?

  • What is the earth resistance from the main earth bar to the solar panel array?

Potential for Upgrades

  • Would the customer be interested in us finding out whether they can install additional panels in their system or not?

  • Does the inverter have space for an extra string?

  • What is the size of the current inverter in Kw?

  • What is the total rated output of the current panels?

  • What letter does the brand of the inverter start with?

  • What is the brand of the inverter?

  • What is the model of the inverter?

  • What is the model of the inverter?

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  • What is the model of the inverter?

  • What is the brand of the inverter?

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  • What is the brand of the inverter?

  • What is the brand of the inverter?

  • What is the brand of the inverter?

  • What is the brand of the inverter?

  • Provide a brief description of any additional works or requests if the customer has any.

  • Take a photo of the panels before cleaning.

  • Take a photo of the panels after cleaning.

  • Is there any visible damage to the system?

  • Write a brief description of the damage.

  • Take a photo of the damage.

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