NB-BB Moulded Case Circuit Breaker

NB-BB Moulded Case Circuit Breaker Featured Image
  • NB-BB Moulded Case Circuit Breaker

Short Description:

NB-BB series moulded case circuit breaker is a new designed, developed and manufactured adopting advanced international technology.

NB-BB MCCB is applicable circuit of AC50HZ/60HZ,rated insulation voltage 660V,rated operating voltage up to 250V(DC).The rated operating current is 12.5A-1250A,for distribute energy of electricity and infrequent making and breaking circuit, and infrequent starting of squirrel cage motor(rated operating current up to 400A) atormal condition with the function of the protection against overload and short circuit and under voltage.

FW-BB MCCB complies with standard of IEC60947-2.GB 14048.4.

Product Detail

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CLASSIFICATION

△ According to usage:distribution and motor protection type.

△ According to the connection mode:front panel connection, back panel connection, plug-in connection.

△ According to the operting mode:for direct handle operating, for external rotary handle operating, for motor operator operating.

△ According to the overload release type:magnetic release(only instantaneous), thermodynamic magnetic type(dual).

△ According to the number of poles:three, four poles.

K SPECIFICATION

41.1

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