Inverter Inspection - 6 Monthly

• Inverter No.

• Serial Number

• Site

• Conducted on

  Date

• Prepared by

Photos

• Inverter Front

  Media

• Inverter Rear

  Media

• DU Box Front

  Media

• DU Box Rear

  Media

• DC Connections

  Media

• Inverter Control Door

  Media

• AC Connection Box

  Media

6 Monthly

• Enclosures (DU-DC Box, Inverter) are in general good state and no corrosion is present

  Yes

  No

  N/A

• Inverter and DU-DC box doors are in good state and close/seal properly

  Yes

  No

  N/A

• DC and AC entry cabling are in good state and properly sealed on inverter and DU-DC box

  Yes

  No

  N/A

• Wires are in good state and bolts properly marked in all cabins

  Yes

  No

  N/A

• Air filters - No condensation/dust/animals/insects are present inside the inverter and DU-DC box

  Yes

  No

  N/A

• Copper/Aluminum plates are in good state and no corroded

  Yes

  No

  N/A

12 Monthly

24V DC Supplies Status

• Control Section PSU1

  <23.5

  23.5-24.5

  >24.5

• Control Section PSU2

  <23.5

  23.5-24.5

  >24.5

• Module 1

  <23.5

  23.5-24.5

  >24.5

• Module 2

  <23.5

  23.5-24.5

  >24.5

• Module 3

  <23.5

  23.5-24.5

  >24.5

• Module 4

  <23.5

  23.5-24.5

  >24.5

• Module 5

  <23.5

  23.5-24.5

  >24.5

• Module 6

  <23.5

  23.5-24.5

  >24.5

• DC Section PSU1

  <23.5

  23.5-24.5

  >24.5

• DC Section PSU2

  <23.5

  23.5-24.5

  >24.5

LCL Capacitor Status

• Module 1

  <137uF

  137-171uF

  >171uF

• Module 2

  <137uF

  137-171uF

  >171uF

• Module 3

  <137uF

  137-171uF

  >171uF

• Module 4

  <137uF

  137-171uF

  >171uF

• Module 5

  <137uF

  137-171uF

  >171uF

• Module 6

  <137uF

  137-171uF

  >171uF