High breaking capacity mini circuit breaker MCB Knb1-63-2021 S1 C32 with Ce, CB, Semko

KNB1-63 series Miniature Circuit Breaker is nice in appearance, reasonable in structure, sound in feature and high in breaking capacity. Installed with standard DIN rail, it is convenient and easy in usage. It is mainly used in the line of AC 50/60Hz, rated working voltage to 240V/415V, and rated current to 63A as protection aga

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KNB1-63 series Miniature Circuit Breaker is nice in appearance, reasonable in structure, sound in feature and high in breaking capacity. Installed with standard DIN rail, it is convenient and easy in usage. It is mainly used in the line of AC 50/60Hz, rated working voltage to 240V/415V, and rated current to 63A as protection against overload and short-circuit. It can be used as infrequent on-and-off operation and changeover.
It complies with standard of GB10963 and IEC/EN60898.
Sequence
NO .
ReleaseTest
current I/In
Start stateTripping
time
Expected
restlt
1B,C,D1.13InCold statet≤1hNot tripping
2B,C,D1.45InStart right after
the serial NO .
1 test
t<1hTripping
3B,C,D2.55InCold state1s<t<60sTripping
4B
C
D
3In
5In
10In
Cold statet≤0.1sNot tripping
5B
C
D
5In
10In
20In
Cold statet<0.1sTripping
Frame class63A
Rated working voltage240V/415V
Rated frequency50/60Hz
Rated working current1,3,6,10,16,20,25,32,40,50,63A
Making and breaking capacity6000A(6~40A),4500A(50,63A)
Release typeB,C,D
Poles1,2,3,4P
Mechanical life20000
Electric life4000

High Breaking Capacity Mini Circuit Breaker MCB Knb1-63-2018 S1 C32 with Ce, CB, Semko
High Breaking Capacity Mini Circuit Breaker MCB Knb1-63-2018 S1 C32 with Ce, CB, Semko
High Breaking Capacity Mini Circuit Breaker MCB Knb1-63-2018 S1 C32 with Ce, CB, Semko

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