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Periodic inspection record for HV switchgear, transformers, and associated plant
Mark P (Pass), F (Fail), or N/A for each item. All work must comply with AS 2067 and relevant network operator requirements.
| # | Inspection Item | P | F | N/A | Notes |
|---|---|---|---|---|---|
| Visual Assessment | |||||
| 1 | Equipment enclosure structurally sound with no physical damage | ☐ | ☐ | ☐ | |
| 2 | No oil leaks from transformer, bushings, or cable terminations | ☐ | ☐ | ☐ | |
| 3 | Earth connections visible and corrosion-free | ☐ | ☐ | ☐ | |
| 4 | Danger signs and voltage placards displayed and legible | ☐ | ☐ | ☐ | |
| 5 | Security fencing and locks intact, vegetation clearance adequate | ☐ | ☐ | ☐ | |
| Insulation | |||||
| 6 | Insulation resistance tested and within acceptable limits | ☐ | ☐ | ☐ | |
| 7 | Bushings clean, free of cracks, and no tracking evidence | ☐ | ☐ | ☐ | |
| 8 | Partial discharge test results within specification | ☐ | ☐ | ☐ | |
| 9 | Oil dielectric strength tested (if oil-filled equipment) | ☐ | ☐ | ☐ | |
| 10 | SF6 gas pressure within operating range (if gas-insulated) | ☐ | ☐ | ☐ | |
| Connections | |||||
| 11 | All HV terminations torqued and no evidence of heating | ☐ | ☐ | ☐ | |
| 12 | Cable glands sealed and in serviceable condition | ☐ | ☐ | ☐ | |
| 13 | Bus section joints clean and thermal scan acceptable | ☐ | ☐ | ☐ | |
| 14 | CT and VT connections secure with correct polarity markings | ☐ | ☐ | ☐ | |
| 15 | Earth grid connections tested and resistance within limits | ☐ | ☐ | ☐ | |
| Protective Devices | |||||
| 16 | Protection relay settings match coordination study | ☐ | ☐ | ☐ | |
| 17 | Circuit breaker trip tested (primary and secondary injection) | ☐ | ☐ | ☐ | |
| 18 | Surge arresters visually inspected and leakage current tested | ☐ | ☐ | ☐ | |
| 19 | Interlocking mechanisms function correctly | ☐ | ☐ | ☐ | |
| Documentation | |||||
| 20 | Single line diagram current and accessible at the installation | ☐ | ☐ | ☐ | |
| 21 | Test records filed and compared with previous results | ☐ | ☐ | ☐ | |
| 22 | Defect register reviewed and outstanding items addressed | ☐ | ☐ | ☐ | |
| 23 | Switching procedures and emergency contacts up to date | ☐ | ☐ | ☐ | |
| 24 | Next scheduled maintenance date recorded in asset register | ☐ | ☐ | ☐ | |
Declaration
I confirm this inspection was conducted in accordance with AS 2067, relevant network operator standards, and applicable WHS regulations. All identified defects have been recorded and appropriate risk controls applied pending rectification.
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