Basic Info.Model NO.ZGM21-63Breaking CapacityLow Voltage Circuit
BreakersOperation Electric Type SpeedHigh-Speed Circuit
BreakerArc-extinguishing Medium Air InstallationDIN Rail
MountingStructureConventional Circuit
BreakerCertificationCE,CB,Semko,NfTypeCircuit BreakerFunction
Overcurrent Protection TrademarkZJZG, F&S or OEMOriginWenzhou,
ChinaHS Code85362000Product Description Mini Circuit Breaker(MCB)
is applicable to circuit with rated voltage up 400V AC, rated
frequency 50/60Hz and rated current up to 63A for protection and
control of circuit against overload and short circuit in
commercial, household and electric equipment installation. The
product is suitable for non-frequently making and breaking
operation. Frame class 63A Rated working voltage 240V/415V Rated
frequency 50/60Hz Rated working current 1, 3, 6, 10, 16, 20, 25,
32, 40, 50, 63A Making and breaking capacity 6000A(6~40A),
4500A(50, 63A) Release type B, C, D Poles 1, 2, 3, 4P Mechanical
life 20000 Electric life 4000 Sequence NO. Release Test
current I/In Start state Tripping time Expected results 1 B, C, D
1.13In Cold state t≤ 1h Not tripping 2 B, C, D 1.45In Start right
after the serial NO. 1 test t< 1h Tripping 3 B, C, D 2.55In Cold
state 1s Tripping 4 B C D 3In 5In 10In Cold state t≤ 0.1s Not
tripping 5 B C D 5In 10In 20In Cold state t< 0.1s Tripping
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