Polymer Arm Insulators of 154kV and 345kV
- Company Name:T.Y Tech Co., Ltd.
- Membership:Free Member
- Member Since:2007. 07.19
- Country/Region:Korea
- City:Busan
- Contact:KIM
- Related Keywords:Transmission insulator
T.Y Tech Co., Ltd.Contact us
T.Y Tech Co., Ltd.
[Korea]
| ITEM | UNIT | 154kV | 345kV | ||
| Dimensions | Leakage distance | mm | 4,750 | 9,800 | |
| Electrical ratings | Low-frequency flashover | Dry | kV | 500 | 747 |
| Wet | kV | 420 | 747 | ||
| Critical impulse flashover | Positive | kV | 850 | 1,390 | |
| Negative | kV | 850 | 1,390 | ||
| Radio-influence voltage | Test voltage | kV | 105 | 220 | |
| Max. RIV at 1,000kHz | μV | 40 | |||
| Load test | Horizontal Load | kgf | 4,600 | 15,000 | |
| Vertical Load | kgf | 4,000 | 5,000 | ||
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