JN15-12/31.5 12kV Indoor Combined Electric motor high voltage earth switch for switchgear 12 KV HV earthing grounding switch
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Specification
|
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
|
496
|
|
|
JN15-12/31.5-210
|
210
|
75
|
160
|
655
|
516
|
|
|
JN15-12/31.5-220
|
220
|
75
|
160
|
675
|
536
|
|
|
JN15-12/31.5-230
|
230
|
75
|
160
|
695
|
556
|
96
|
|
JN15-12/31.5-250
|
250
|
75
|
160
|
735
|
596
|
96
|
|
JN15-12/31.5-275
|
275
|
75
|
185
|
810
|
646
|
96
|
Specification
JN15-12/31.5 series indoor earthing switch is a new design which is improved on the ES1 type. it is suitable for electric power system with 3-12KV, three-phase and AC50(60)Hz, as an earthing protection , it can be used in various kinds of HV switchgears.
working condition :
Ambient temperrature: -10 ℃ -+40℃；
Altitude:<=1000m;
Relative humidity: Daily average <=95%, Monthly average<=90%
Earthquake intensity:<=8 degree;
Dirtiness degree: II
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