Mining explosion-proof and intrinsically safety type vacuum combination switch is for coal mine use.

Mining explosion-proof and intrinsically safety type vacuum combination switch

MODEL	RATED VOLTAGEV(V)	RATED CURRENT (A)	THE MAXIMUM POWER OF CONTROL MOTOR
QJZ-400/330-2	3300	400	1710
QJZ-800/330-4	3300	800	3420
QJZ-1600/3300-6	3300	800	3420

Mining explosion-proof and intrinsically safety type vacuum combination switch