BKN Bipolar Mini Circuit Breaker MCB

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Product Description

BKN Bipolar Mini Circuit Breaker MCB Interruptores Application

BKN bipolar mini circuit breaker MCB interruptores is applicable to a line of AC 50Hz/60Hz, 230V in single pole, 400V in double, three,four poles for protecting overload and short circuit, and rated current up to 63A. It can also beused for infrequent line conversion under the normal condition.The breaker is applicable to lighting distribution system in industrial enterprise, commercially district, high-rise building anddwelling house. It conforms with the standards of IEC60898.

BKN Bipolar Mini Circuit Breaker MCB Interruptores Main Technical Parameter

Type	BKN
Pole	1P		2P,3P,4P
Rated current (A)	6,10,16,20,25,32,40,50,63
Rated voltage (V)	230		400
Ambient temperature	-5oC~+40oC
Type of instantaneous release	C	D		C	D
Rated short circuit breaking capacity Icn(kA)	1-32A:6 50-63A:4	4		1-32A:6 50-63A:4	4

BKN Bipolar Mini Circuit Breaker MCB Interruptores Applicable conducting wire

Rated current(A)	Norminal cross section of wire mm2
1-6A	1
10A	1.5
16,20A	2.5
25A	4
32A	6
40,50A	10
63A	16

The over-current protection property

Ambient Temperature	Initial Status	Test Current	Expected Result	Expected Result	Note
30±2oC	Cold position	1.13In	t≥1h	Non-release	-
	Carried out immediatelyafter previous test	1.45In	t < 1h	Release	-
	Cold position	2.55In	1s < t< 60s(In≥32A)	Release	Current smoothly rises tospecified value within 5s
	Cold position	2.55In	1s < t < 120s(In>32A)	Release	Current smoothly rises tospecified value within 5s
-5~+40oC	Cold position	3In	t≥0.1s	Non-release	Type B
	Cold position	5In	t < 0.1s	Release	Type B
	Cold position	5In	t≥0.1s	Non-release	Type C
	Cold position	10In	t < 0.1s	Release	Type C
	Cold position	10In	t≥0.1s	Non-release	Type D
	Cold position	20In	t < 0.1s	Release	Type D

BKN Bipolar Mini Circuit Breaker MCB Interruptores Product show

Material: Anti-fire Nylon PA66, Copper and silver point

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