| Place of Origin |
Zhejiang China (Mainland) |
| Brand Name |
feijian |
| Model Number |
U420B |
| Type |
Insulator |
U420B toughened glass insulator TypeU420B Minimum mechanical load(kN)420 Nominal diameter(mm)380 Spacing(mm)205 Nominal creepage distance(mm)550 Standard coupling according to IEC12028 Net weight(kg)14.8 Power frequency withstand voltage(kV) Dry, one minute90 Wet, one minute55 Dry lightning impulse withstand voltage(kV)140 Puncture withstand voltage140