CJM2-63-1 1P 2P 3P 4P mini circuit breaker MCB for electrical

Miniature Circuit Breaker (MCB) CJM2-63-1
Miniature Circuit Breaker (MCB) CJM2-63-1
Miniature Circuit Breaker (MCB) CJM2-63-1
Miniature Circuit Breaker (MCB) CJM2-63-1
Miniature Circuit Breaker (MCB) CJM2-63-1

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Miniature Circuit Breaker Construction and Feature

■High short-short capacity 6KA.
■Designed to protect circuit carrying big current up to 63A.
■Contact position indication.
■Used as main switch in household and similar installation.



Miniature Circuit Breaker (MCB) Technical Data

■Pole No.: 1,1P+N, 2, 3,3P+N 4P
■Rated voltage: AC 230V/400V
■Rated Current(A): 20,25,32,40,50,63
■Tripping curve: C, D
■Rated short-circuit capacity(lcn): 10000A
■Rated service short-circuit capacity(Ics): 7500A
■Rated frequency: 50/60Hz
■Rated impulse withstand voltage: 6kV
■Electro-mechanical endurance: Ins100=10000:n125=8000
■Connection terminal: Pillar terminal with clamp
■Connection capacity:
□Flexible conductor 35mm2
□Rigid conductor 50mm2
□On symmetrical DIN rail 35mm
□Panel mounting
■Terminali Connection Height: 20mm



Miniature Circuit Breaker Compliance



Overall & Installation Miniature Circuit Breaker Dimensions



The tripping characteristic curves



Power Conumption
Power Conumption Voltage Drop (mV) Consumption (W)
20 141 2.82
25 88 2.2
32 84 2.7
40 105 4.2
50 70 3.5
63 83 5.2



Overload Current Protection Characteristics
Test Tripping Type Test Current Initial State Tripping timeor Non-tripping Time Provisior
a Time-delay 1.05In Cold t≤1h(In≤63A)
No Tripping
b Time-delay 1.30In After test a t<1h(In≤63A)
c Time-delay 2In Cold 10s 20s63A) Tripping
d Instantaneous 8ln Cold t≤0.2s No Tripping
e lnstantaneous 12In Cold t<0.2s Tripping
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