3P 4P 160A 400A MCB circuit breaker switch

Product Overview

Description

3P 4P 160A 400A MCB circuit breaker switch

 

1.Application

AM3 series moulded case circuit breaker , it's applicable circuit of AC 50Hz(or 60Hz),ratedinsulation voltage 690V(AM3-125 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)
AM3-125L	1,2,3,4	500	500	25	-	50%	A
AM3-160L	3,4	690	690 and below	35	8	75%
AM3-160M				50	10	75%
AM3-250L		800		35	14	100%
AM3-250M				65	18	75%
AM3-250H				85	20	75%
AM3-400L				35	18	100%
AM3-400M				65	22	100%
AM3-400H				100	30	75%
AM3-630L				35	20	100%
AM3-630M				50	22	100%
AM3-630H				65	25	100%
AM3-800L				35	20	100%
AM3-800M				50	22	100%
AM3-800H				65	25	100%
AM3-1250/1600L	3			50	20	100%

  MCB moulded case circuit breaker, MCB moulded case circuit breaker, MCB moulded case circuit breaker,

 

Before you send the inquiry ,please kindly advise:

1.Poles number?1P/2P/3P/4P ?

2.Ampere Current?   125A,160A,250A,400A,630A,800A,1250A,1600A ?

 

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