YCB9-63 MCB

Product Details

lype	lest current	Tripping time	Expected result	Type	Test current	Tripping time	Expected resut
B,C,D	1.13In	t≤1h(In≤63A	Not tripping	B	3In	t≤0.1s	Not tripping
B,C,D	1.13In	t≤2h(In>63A)	Not tripping	C	5In	t≤0.1s
B,C,D	1.45In	t<1h(In≤63A)	Tripping	D	10In	t≤0.1s
B,C,D	1.45In	t<2h(In>63A)	Tripping	B	5In	t<0.1s	Tripping
B,C,D	2.55In	1s<t<60s(In≤32A)	Tripping	C	0In	t<0.1s
B,C,D	2.55In	1s<t<120s(In>32A)	Tripping	D	20In	<0.1s

General

1. Overload protection
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. According to the type of instantaneous release classified as follows : type B(3-5)ln, type C(5-10)ln, type D(10-20)ln

Release

Curve

Specifications

Type	Standart		EC/EN 60898-1
Electrical features	Rated current In	A	1,2,4,6,10,16,20,25,32,40,50,63
	Poles	P	1,2,3,4
	Rated voltage Ue	V	230/400
	Insulation voltage Ui	V	500
	Rated frequency	Hz	50/60
	Rated breaking capacity	A	45,006,000
	Rated impulse withstand voltage(1.2/50)Uimp	V	4500(80A)/6000(1-63A)
	Dielectric test voltage at ind.Freq.for 1min	kV	2
	Pollution degree		2
	Thermo-magnetic release characteristic		B,C,D
Mechanical features	Electrical life		8000
	Mechanical life		20000
	Protection degree		IP20
	Reference temperature for setting of thermal element	℃	30
	Ambient temperature	℃	-5~+40
	(with daily average≤35℃)	℃	-5~+40
	Storage temperature	℃	-25~+70
Installatior	Terminal connection type		Cable/Pin-type busbar
	Terminal size top /bottom for cable	mm²	25
	Terminal size top /bottom for cable	AWG	3月18日
	Terminal size top /bottom for busbar	mm	25
	Terminal size top /bottom for busbar	AWG	3月18日
	Tightening torque	N*m	2
	Tightening torque	In-Ibs	18
	Mounting		On DIN rail EN 60715(35mm)by means of fast clip
	Connection		From top or bottor