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63A 4P AC 400V High Breaking Miniature Circuit Breaker

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  • WSB7

Key Information

WSB7-63

Pole: 1P, 2P, 3P, 4P

Voltage: AC230V/400V

kA: 4.5kA, 6kA

Amps: 6, 10, 16, 20, 25, 32,40, 50, 63

Width: 18, 36, 54, 72mm


General

WSB7-63 series high breaking miniature circuit breaker is applied in line of AC 50/60Hz, rated voltage 230/400V and rated current upto 63A for overload and short circuit protection, also for usage of infrequent operation switching of line under nomal circumstance. It is used at places of industrial, commercial, high-rise and residula buildings, meets standards IEC/EN60898-1 and GB10963.1.


Main technical parameters

Current rating (A)

6, 10, 16, 20, 25, 32, 40, 50, 63

Type of instantaneous tripper

Type B (3-5)In; Type C (5-10)In; Type D (10-20)In

Pole (P)

1P, 2P, 3P, 4P

Rated short circuit breaking capacity

Current rating (A)

1-63A

Pole (P)

1P, 2P

3P, 4P

Rated voltage (V)

230 / 400

400

Rated short circuit breaking current (A)

6000 (6-40A); 4500 (50-63A)

Power factor COSΦ

0.7

Mechanical electrical life

Current rating (A)

1-32A

40-63A

Electrical life (times)

4000

Mechanical life (times)

20000

Operation frequency (times / hour)

240

120

 


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