Two grid power

Power Equipment Of Two Grids

CZB1 series miniature circuit breaker

Product overview:

CZB1 series miniature circuit breaker is applicable to lighting power distribution system (type C) or motor power distribution system (type D). It is mainly used for overload and short circuit protection in AC 50Hz lines with rated voltage up to 230V or 400V and rated current of 1A~63A. It can also disconnect electrical devices and lighting lines infrequently under normal conditions. It complies with standards GB10963.1 and IEC 60898-1.

产品型号说明

Enterprise code

MCB

Design No.

Rated current of frame size 

Number of poles 1、2、3、4

Instantaneous tripping characteristics: Type C for power distribution; Type D for motor protection

Rated Current (A)


Normal operating conditions

● Ambient temperature: -5℃~+40℃; The average value within 24h shall not exceed 35℃;
● Installation site: the altitude shall not exceed 2000m.​

Main parameter​

Main specifications: according to rated current In: 1, 2, 3, 4, 5, 6, 10, 16, 20, 25, 32, 40, 50, 63A;
Number of poles: a. 1P, b. 2P, c. 3P, d. 4P;
According to the type of instantaneous tripping of circuit breaker: a. Type C (5In~10In), b. Type D (10In~16In);
Rated operating short-circuit breaking capacity;
Mechanical and electrical life: a. Electrical life: not less than 6000 times b. Mechanical life: not less than 10000 times.

​Outline and installation dimensions (mm)​

Contact Information
Zhejiang Changzheng Electric Co., Ltd.
Address:No.159, Wei 16 Road, Yueqing EconomicDevelopment Zone, Yueqing City, Zhejiang Province
Service hotline:400-826-9123
website:www.changzheng.com.cn