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KNB1-63 Miniature Circuit Breaker（Ultimate）

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KNB1-63 Miniature Circuit Breaker（Ultimate）

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Model:
KNB1-63（Ultimate）
Brand:
Korlen

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.

KNB1-63 Miniature Circuit Breaker (2014)

Knb1-63 Miniature Circuit Breaker 2p 1A-63A MCB IEC/En60898-1 with Good Price 6ka

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

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 result
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＜t＜60s(ln≤32A) 1s＜t＜120s(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

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 result
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＜t＜60s(ln≤32A) 1s＜t＜120s(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

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KNB1-63 Miniature Circuit Breaker（Ultimate）

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