1. MTmax series moulded case breaker is the lasted model, suitable for circuit AC 50Hz/60Hz, rated voltage up to AC 660V, rated operating current up to 1600A.
2. It features normal structure, reliable performance, high breaking capacity, used for power distribution and protecting the circuit and electrical equipment against overload and short circuit.
3. It complies with standard of IEC60947-2.
1. Installation way: Mounted vertically, Horizontal installation;
2. By use of circuit breaker usage: Distribution protection, Motor protection;
3. According to the mode of wiring points: Front panel wiring, Back panel wiring , Plug-in connection;
4. According to the mode of operation: direct operating handle, External turning the handle operations, electric operation;
5. By release type distinction: instantaneous action release (magnetic release), thermal + electromagnetic release (duplex); electronic release;
6. Poles Number: 3poles, 4poles;
|Type||Rated current(A)||PoleNo||Rated perating voltage(V)||Ultimate short circuit breaking capacity(KA)||Short circuit breaking(KA)|
1.The altitude not exceeding 2000m
2.The ambient temperature is from +40°Cto -5°C
3.Ambient environment is free from explosive danger and air or dust, which may cause corrosion of metal or weakness of insulation.
4.Ambient environment is free from erosion of rain or snow.
5.Pollution degree 3
6.Over-voltage category III
The thermodynamic release of the breaker has the advantages of inverse time-delay while the magnetic release the instantaneous operation as shown on table 2(distribution circuit breaker)and table 3(motor protection circuit breaker).
MEBA MTmax 1250A 3P molded case breaker protector is big ampere circuit breaker with high breaking capacity match with RCCB, MCB use to protection power distribution equipment safety.
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