Circuit breaker WCM30-1250

Detailed Product Description

WCM30 series moulded case circuit breaker MCCB is designed based on the serious analyse and research of the electric system requirements, as well as adopt the advantages of similar products, integrate the experience of designation, completely considering the operating accquirements of the device, the workers safety and convenience. The breaker is designed reasonable and best popularity.

WCM30 series moulded case circuit breaker worked in the power net of insulating voltage 800V, AC50Hz, R. operating voltage 690V or below, R. current from 6A to 2000A.

The circuit breaker can be installed vertical and horizontal. Do not connect reverse.

Executive standard:

IEC60947-1 AND GB/T14048.1 GENERAL

IEC60947-2 AND GB/T14048.2 LOW VOLTAGE CIRCUIT BREAKER

IEC60947-4 AND GB/T14048.4 CONTACTOR AND THE STARTER OF MOTOR

IEC60947-5.1 AND GB/T14048.5 CONTROL CIRCUIT APPLIANCE OF ELECTROMECHANICAL TYPE

 

MODEL		WCM30-1250	WCM30-2000
Frame current		1250	1600,2000
Rated current		630,700,800,1000,1250	1000,1250,1600,2000
Poles		3	3
R. insulating voltage Ui		800	800
R. operating voltage Ue		690	690
Breaking capacity class		S	U	S	U
R. ultimate short circuit breaking capacity Icu(kA)	690V	20	25	20	25
	400V	65	100	65	100
R. operating short circuit breaking capacity Icu(% Icu)	690V	18	20	18	20
	400V	32.5	40	32.5	40