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 | |
