Glass post insulator ISHOS-20-10UHL1
Nominal voltage, kV | 20 |
Highest working voltage, kV | 24 |
Minimum lightning impulse withstand voltage, kV | 125 |
50%- discharge voltage of industrial frequency at polluted and humid conditions, kV | 26 |
For specified surface conductivity of polluted layer, mkCm | 10 |
Minimum failing torsion moment, kNxm | 10 |
Minimum creepage distance, sm | 30 |
Bottom flange fitting dimensions, mm | Ø140* 4, hol Ø13 |
ISHOS-20-10UHL1 |