JN15C-12/31.5 Grounding Switch

JN15C-12/31.5 Grounding Switch
JN15C-12/31.5 Grounding Switch

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Structure and performance

The high-voltage grounding switch JN15C.12/31.5 is an improved type of JN15.12. It is a new type of grounding switch specially designed for small cable space in the cabinet. Its performance meets the requirements of GB1985-89 "AC high-voltage isolation switch and grounding switch and IEC129" .

 

 

The main technical parameters

 

Model Specifications JN15C-12/31.5 JN15C-12/40
Rated voltage (kV) 12
4s short-time withstand current (kA) 31.5 40
Rated short-circuit making current (kA) 80 100
Rated peak withstand current (kA) 80 100
Rated insulation level Lightning impulse voltage (kV) Phase, relative to 75, fracture 85
1min power frequency voltage (kV) Phase, relative to 75, fracture 85

 

 

Dimensions

 

 

Model A B C
JN15C-12/31.5-150 150 460 600
JN15C-12/31.5-165 165 490 630
JN15C-12/31.5-210 210 580 720
JN15C-12/31.5-230 230 620 780
JN15C-12/31.5-250 250 660 830
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