📅 最后修改于: 2020-11-24 06:47:00 🧑 作者: Mango
变压器是任何行业的主要电源。
如果不采取严格的保护措施，电压电平的转换可能对人或附近地区造成严重伤害。安全检查员有责任使用以下清单对变压器进行以下状态评估：
| Task | Yes | No | N/A | Comments |
| Main Tank | ||||
| Paint System in Good condition | ||||
| Rust Observed | ||||
| Tank grounds in Good condition | ||||
| Conduits and fittings secure | ||||
| External core ground provider | ||||
| Oil Leakage observed | ||||
| Cooling system | ||||
| Radiator or cooler fins cleaned | ||||
| All valves to main tank open and secure | ||||
| All fins in place and operational | ||||
| All oil pumps in place and operational | ||||
| Oil flow indicators function properly | ||||
| Excessive vibration or noise observed | ||||
| Leaking of oil if any | ||||
| Oil Preservation | ||||
| Positive pressure of inert gas | ||||
| Proper setting of regulator of Nitrogen blanket | ||||
| Correct pressure check of gas blanket | ||||
| Bushing | ||||
| All clean and zero defect | ||||
| Proper check of oil levels | ||||
| Oil leakage if any | ||||
| De-energized tap changer (DETC) | ||||
| Location of Position indicator tap | ||||
| Locking mechanism checked | ||||
| Load Tap Changer (LTC) | ||||
| Location of Position indicator tap | ||||
| Silica gel breather | ||||
| Oil leakage if any | ||||
| Control Cabinet | ||||
| Connections/components in good condition | ||||
| Weather tight seals checked | ||||
| Strip heaters checked | ||||
| Protective devices | ||||
| Oil Temp indicator reading | ||||
| Oil Temp indicator set points | ||||
| Winding Temp indicator reading | ||||
| Winding Temp indicator set points | ||||
| Buchholtz relay alarm/trip | ||||
| Gas detector alarm/trip |