Dz47-63 1p, 2p, 3p, 4p New Type 4.5ka Breaking Capacity Mini Circuit Breaker

Product Description

DZ47-63 Series Miniature Circuit Breakers

 

1. Application

 

DZ47-63 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 tolighting distribution system in industrial enterprise, commercially district, high-rise building anddwelling house. It conforms with the standards of IEC60898.

 

2. Main Technical Parameter

 

 

Type		DZ47-63
Pole		1P		2P,3P,4P
Rated current (A)		1,2,3,4,5,6,10,16,20,25,32,40,50,63
Rated voltage (V)		230		400
Ambient temperature		-5oC~+40oC
Type of instantaneous release		B     C	D	B     C	D
Rated short circuit breaking capacity Icn(kA)		1-32A:6	4.5	1-32A:6	4.5
		50-63A:4.5		50-63A:4.5

 

 

3. Applicable conducting wire

Rated current(A)	Norminal cross section of wire mm^2
1-6A	1
10A	1.5
16,20A	2.5
25A	4
32A	6
40,50A	10
63A	16

 

4. The over-current protection property

 

Ambient Temperature	Initial Status	Test Current	Expected Result	Expected Result	Note
30±2^oC	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
-5~+40^oC	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