1.Rated voltage: 12kV 2.Rated current: 31.5kA 3.Mechanical life: 2000times 4.Quality guarantee

Operation invironment condition:

1.Altitude: ≤1000m

2.Ambient temperature: -10°C~+40°C

3.Earthquake intensity: ≤8 degree

4.Relative humidity, day  average no more than 95% , month average no more than 90%

5.Pollution grade:two

Major  technical index:

Item		Unit	Data
Rated voltage		kv	12
Rated short-time withstand current		kA	40
Rated short-circurt durature		s	4
Rated short-circurt making current		kA	100
Rated peak withstand current		kA	100
Rated insulting level	PF withstand voltage (one min)	kv	42
	Lightning impulse withstand voltage		75
Mechanical endurance		times	2000

JN15-12/31.5 Outline dimension: 

Distance of below 165 fixed contact dimension:

Packing picture:

12kv indoor isolating earthing switch for high voltage switchgear