U40B 175/110/190 Glass Insulator
Product Information
IEC Stand :U40B
| U | Disc Suspension Insulator |
| 40 | Mechanical failing load of 40kN |
| B | Ball And Socket Type |
Dimensional data
Spacing(S) | 110mm |
Diameter(D) | 178mm |
Creepage distance (L) | 190mm |
Socket coupling | 11mm |
Mechanical values
Mechanical failing load | 40kN |
Mechanical residual strength | 32kN |
Electrical Values
Wet power frequency withstand voltage | 25kV |
Dry lightning impulse withstand voltage | 50kV |
Power frequency puncture voltage | 90kV |
Radio-influence Voltage
RIV test voltage rms to ground Maximum RIV at 1000 kHz: | 10 kV 50 μV |
Corona visual lest P/C | 18/22 KV |
Power frequency electric arc voltage | 0.12s/20kA |
Packing information
Net weight | 2.1kg |
Carton Quantity: | 6pcs |
Industry Standard(s)
Manufactured accordance with IEC60383-1:1993，MOD / GB/T1001.1
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