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KNB1-63 Miniature Circuit Breaker(normal)

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  • KNB1-63
  • Korlen

    KNB1-63 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.  KNB1-63 Miniature Circuit Breaker  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.   KNB1-63 Miniature Circuit Breaker  can be used as infrequent on-and-off operation and changeover.
        KNB1-63 Miniature Circuit Breaker complies with standard of GB10963 and IEC/EN60898.

Frame class 63A
Rated working voltage 240V/415V
Rated frequency 50/60Hz
Rated working current 1361016202532405063A
Making and breaking capacity 6000A(6~40A)4500A(5063A)
Release type BCD
Poles 1234P
Mechanical life 20000
Electric life 4000

Sequence
NO .
Release Test
current I/In
Start state Tripping time Expected
result
1 B、CD 1.13In Cold state t≤1h Not tripping
2 B、CD 1.45In Start right after the serial NO . 1 test t<1h Tripping
3 B、CD 2.55In Cold state 1s<t60s(ln32A)
1s<t120s(ln>32A)
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

5
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Tel: 0086-577-62207777 / 62870277
Add: NO.258 Weiershi Road,Yue Qing Economic & development Zone(yanpan),zhejiang China
E-mail: korlen@korlen.com
Fax: 0086-577-62661666

Circuit Breaker

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