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High Voltage 120kn Disc Suspension Toughened Glass Insulator U120B

High Voltage 120kn Disc Suspension Toughened Glass Insulator U120B
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High Voltage 120kn Disc Suspension Toughened Glass Insulator U120B

 

IEC designation U120B/127 U120B/146
Diameter D mm 255 255
Height H mm 127 146
Creepage distance L mm 320 320
Socket coupling mm 16 16
Mechanical failing load kn 120 120
Mechanical routine test kn 60 60
Wet power frequency withstand voltage kv 40 40
Dry lightning impulse withstand voltage kv 100 100
Impulse puncture voltage P.U 2.8 2.8
Power frequency puncture voltage kv 130 130
Radio influence voltage μv 50 50
Corona visual test kv 18/22 18/22
Power frequency electric arc voltage ka 0.12s/20Ka 0.12s/20Ka
Net weight per unit kg 4 4

 

High Voltage

High Voltage

High Voltage

High Voltage

High Voltage

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Address: Luxi Industrial Park, Pingxiang City

Jiangxi Province, China
Tel:
0086-799-7513666
E-mail:shen021105@163.com

 

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Jiangxi Johnson Electric Co., Ltd      Jiangxi ICP No.06050822-1     www.300.cn