OM2 series moulded case circuit breaker

Detailed Product Description

1.Application
OM2 series moulded case circuit breaker , it's applicable circuit of AC 50Hz(or 60Hz),ratedinsulation voltage 690V(OM2-125 500V),rated operating voltage AC 690V or below ,rated oper-ating current 12.5-1600A, for distribute energy of electric and infrequent making and breakingcircuit in normal condition. The circuit-breakers are provided with the function of the protectionagainst overload and short circuit and under-voltage. The circuit breakers comply with standardof IEC60947-2.The circuit-breakers are double insulating (Inm=250A or above), the controlcircuit of the accessories is set apart with the main circuit , and doesn't need to open the coverof the circuit-breaker when install the accessories.

2. Specification

Type	Pole number	Rated insulating voltage(V)	Rated operating voltage(V)	Ultimate short circuitbreaking capacity Icu(KA)		Rated short-circuitserrice breakingcapocity Ics(%icu)	Utilization category
				AC380V(400)	AC660V(690)
OM2-125L	1,2,3,4	500	500	25	-	50%	A
OM2-160L	3,4	690	690 and below	35	8	75%
OM2-160M				50	10	75%
OM2-250L		800		35	14	100%
OM2-250M				65	18	75%
OM2-250H				85	20	75%
OM2-400L				35	18	100%
OM2-400M				65	22	100%
OM2-400H				100	30	75%
OM2-630L				35	20	100%
OM2-630M				50	22	100%
OM2-630H				65	25	100%
OM2-800L				35	20	100%
OM2-800M				50	22	100%
OM2-800H				65	25	100%