Open Access
Table 8
Inspection and maintenance check.
| Sr. No. | Subsystem/Component | Things to inspect | Maintenance schedule | Repair/Replace |
|---|---|---|---|---|
| 1 | Site | The array is not shaded | Monthly | Repair |
| All debris from/around/under the array is removed. | Repair | |||
| 2 | PV module and solar array (including mounting structure) | All individual modules are cleaned | Monthly/Annually | Repair |
| No visual defects in the module | Replace | |||
| No discoloration | Replace | |||
| No indication of moisture penetration | Repair | |||
| No indication of corrosion | Repair | |||
| The array is firmly fixed. | Repair | |||
| No loose or missing panel clamp | Repair | |||
| 3 | Wiring system | No mechanical damage to the cables | 6 months | Replace |
| Cable ties do not damage cables. Poor or mismatched connection. | Replace | |||
| Connections are not frayed, loose, or corroded. | Replace | |||
| Conduit ends are adequately sealed. | Repair | |||
| Conduits and cables are firmly supported. | Repair | |||
| 4 | Electrical characteristics | Verify short circuit current | Monthly | Repair |
| 5 | Protective devices and isolators | Fuses and holders are still intact | Monthly | Repair |
| MCB and RCD operate correctly | Replace | |||
| The earthing system operates correctly. | Repair/Replace | |||
| Isolators function correctly | Repair | |||
| 6 | Labels and signs | Green PV label in place | During inspection | Replace |
| The shutdown procedure is visible and readable. | Replace | |||
| Disconnecting devices are adequately labeled. | Replace |
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