Product Details
JN15-12/31.5 Series Indoor HV A.C Earthing Switch
Ambient Condition:
1. The height above sea level shall be no more than 1000 meter;
2. Ambient air temperature: +40℃~ -25℃
3.Seismic intensity: no more than 8 magnitude
4 The average relative humidity of a day should be no more than 95%, that of a month should be no more than 90%
5. Filth degree: II
Main Technical Parameter
Item |
Unit |
Data |
Rated voltage |
kV |
12 |
Rated short time withstand current |
kA |
31.5 |
Rated duration of short circuit |
S |
4 |
Rated short circuit making current |
kA |
80 |
Rated peak withstand current |
kA |
80 |
Rated insulation level |
Power frequency
withstand voltage(1min)
|
kV |
Pole to ground |
6.5 |
Lightning impulse withstand voltage |
Between phases |
125 |
Mechanical Life |
times |
2000 |
Outline drawing and Installation Dimension of JN15-12/31.5

Table
Model |
E |
F |
G |
H |
D |
C |
JN15-12/31.5-165 |
165 |
75 |
160 |
565 |
426 |
|
JN15-12/31.5-180 |
180 |
75 |
160 |
595 |
456 |
|
JN15-12/31.5-200 |
200 |
75 |
160 |
635 |
495 |
|
JN15-12/31.5-210
JN15-12/31.5-220
|
210
220
|
75 |
160 |
655 |
516 |
|
JN15-12/31.5-230 |
230 |
75 |
160 |
675 |
536 |
|
JN15-12/31.5-250 |
250 |
75 |
160 |
695 |
556 |
|
JN15-12/31.5-275 |
275 |
75 |
160 |
735 |
596 |
96 |
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