yueqing zoroad science and technology electric co., ltd |
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ZM1 series mold case circuit breaker (hereinafter called ZM1 MCCB) is a new designed ZM1 MCCB developed and manufactured by our company, adopting advanced international technology. It has the same function as S series circuit breaker of ABB company. The main technical functions has arrived at the advanced international level of 1990¡¦s. It has the advantages of compacting structure, small volume, and international high breaking capacity. The inner device is molded installed, adopt the terminal protective cover to keep safe and the different colors of the basic board and covering board to increase the beauty. ZM1 MCCB is applicable circuit of AC 50Hz/60Hz, rated insulation voltage 690V, rated operating voltage up to 250V (DC). The rated operating current is 12.5A-1600A, for distribute energy of electricity and infrequent making and breaking circuit, and infrequent starting of squirrel cage motor (rated operating current up to 400A) at normal condition with the function of the protection against overload and short circuit and under voltage. ZM1 MCCB complies with standard of IEC 947-2, GB 14048.2 GB 14048.4 and so on.
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