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IEC designation |
U100B/127 |
Diameter D |
mm |
255 |
Height H |
mm |
127 |
Creepage distance L |
mm |
320 |
Socket coupling |
mm |
16 |
Mechanical failing load |
kn |
100 |
Mechanical routine test |
kn |
50 |
Wet power frequency withstand voltage |
kv |
40 |
Dry lightning impulse withstand voltage |
kv |
100 |
Impulse puncture voltage |
P.U |
2.8 |
Power frequency puncture voltage |
kv |
130 |
Radio influence voltage |
μv |
50 |
Corona visual test |
kv |
18/22 |
Power frequency electric arc voltage |
ka |
0.12s/20kA |
Net weight per unit |
kg |
4 |