| 出生地 |
Zhejiang China (Mainland) |
| 牌子的名字 |
feijian |
| 模式的数量 |
U550B |
| 类型 |
绝缘体 |
U550B toughened glass insulatorTypeU550B Minimum mechanical load(kN)550 Nominal diameter(mm)380 Spacing(mm)240 Nominal creepage distance(mm)600 Standard coupling according to IEC12032 Net weight(kg)19.2 Power frequency withstand voltage(kV) Dry, one minute95 Wet, one minute55 Dry lightning impulse withstand voltage(kV)140 Puncture withstand voltage140