400A 3 Pole 4 Pole Electrical Installation Moulded Case Circuit Breaker
1.Application
*** Rated current: 16, 25A,63A, 80A, 100A,250A 500A 1000A
***Breaking circuit or electric isolate.
***switch conforms to IEC60947-2 and GB/T14048.2
2.Innovation structure:
***more compact and aesthetically
***Intergration can be installed more easier
***Easier to increase or decrease of function
3.Classification of MCCB:
***Installation type of MCCB: MCCB are suitable for vertical or horizontal installation.
***According to use of MCCB: distribution circuit protection type, motor protection type;
***According to connection way : front panel connection, real panel connection, plug-in connection;
***According to operation way: for direct handle operation, for external rotary handle operating, for motor operating;
***According to overload release type: magnetic release (only instantaneous), the modynamic magnetic type (dual), electronic release;
***According to number of poles: 2 pole, 3 pole, 4 pole.
***The meutral pole( N pole) of 4 pole MCCB has for types:
Type A: no overload release on N poles, which is making at the time; not closing and opening with the other three pole.
Type B: no overload release on N poles, which closing and opening with the other three pole.
Type C: with overload release on N poles, which closing and opening with the other three pole.
Type D: with overload release on N poles, which is making all time; not closing and opening with the other three pole.
Type L - highest breaking capacity type.
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