JN15-12 Indoor Grounding Switch

Selection

Operating conditions

1. Ambient temperature:-10~+40℃ 2. Altitude: ≤1000m (sensor height:140mm) 3. Relative humidity: Day average relative humidity ≤95% Month average relative humidity ≤90% 4. Earthquake intensity: ≤8degree 5. Dirtiness degree: II

Technical data

Item		Units	Data
Rated voltage		kV	12
Rated short time withstand current		kA	31.5
Rated short circuit withstand time		s	4
Rated short circuit making current		kA	80
Rated peak withstand current		kA	80
Rated	1min power frequency withstand voltage	kV	42
insulation level	Lightning Impulse withstand voltage	kV	75
Mechanism life		time	2000

Overall and mounting dimensions(mm)

Copper terminal block

Hole location diagram

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	50	160	635	496
JN15-12/31.5-210	210	50	185	655	516
JN15-12/31.5-220	220	75	185	675	536
JN15-12/31.5-230	230	75	185	695	556	96
JN15-12/31.5-250	250	75	185	735	596	96
JN15-12/31.5-275	275	75	210	810	646	96

Order notes: 1. Indicate product specification, central distance between poles, if need the electric display device(type of the display) or not. 2. Need lengthen the soft link or not(normal L=250mm). 3. Please consult with our company if you have any special request.