China YCB7-125N MCB Miniature circuit breaker Manufacture and Factory

YCB7-125N MCB Miniature circuit breaker

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YCB7-125N MCB Miniature circuit breaker

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YCB7-125N MCB Miniature circuit breaker

The YCB7-125N Miniature Circuit Breaker delivers superior performance with a rated current of up to 125A and a short-circuit breaking capacity (Icn) of 6000A. Engineered for overload protection, short circuit protection, and controlling, it ensures reliable safety and functionality in various applications. Ideal for residential and non-residential buildings, as well as the energy source industry and infrastructure projects, the YCB7-125N offers robust and efficient electrical protection. Its compact design and advanced features make it a versatile choice for modern electrical systems. Ensure reliable performance with YCB7-125N, your trusted solution for comprehensive circuit protection.

1.Overload protection
2.Short circuit protection
3.Controlling
4.Used in residential building,non-residential building,energy source industry and infrastructure.

Product Details

General

1. Overload protection

2. Short circuit protection

3. Controlling

4. Used in residential building, non-residential building, energy source industry and infrastructure.

Release

Type	Test current	Tripping time	Expected result
C,D	1.05In	t≤1h(In≤63A),t≤2h(In≤63A)	Not tripping
C,D	1.3In	t≤1h(In≤63A),t≤2h(In≤63A)	Tripping
C,D	2.55In	1s<t<60s	Tripping
C	8In ×80%	t≤0.2s	Not tripping
D	12In ×80%	t≤0.2s	Not tripping
C	8In × 120%	t<0.2s	Tripping
D	12In × 120%	t<0.2s	Tripping

Specifications

Type	Standard		IEC/EN 60947-2
Electrical features	Rated current In	A	63, 80, 100, 125
	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	6000
	Rated impulse withstand voltage(1.2/50) Uimp	V	6000
	Dielectric test voltage at ind. Freq. for 1min	kV	2.5
	Pollution degree		3
	Thermo-magnetic release characteristic		(C)Ii=8In,(D)Ii=12In
Mechanical features	Electrical life	t	1500
	Mechanical life	t	10000
	Contact position indicator		Yes
	Protection degree		IP20
	Reference temperature for setting of thermal element		30
	Ambient temperature (with daily average ≤35℃)	℃	-5~+40(Special application please refer to temperature compensation correction)
	Storage temperature	℃	-25~+70
Installation	Terminal connection type	℃	Cable/Pin-type busbar
	Terminal size top / bottom for cable	mm²	50
	Terminal size top / bottom for cable	AWG	18-1/0
	Terminal size top / bottom for busbar	mm²	50
	Terminal size top / bottom for busbar	AWG	18-1/0
	Tightening torque	N*m	3.5
	Tightening torque	In-Ibs	31
	Mounting		On DIN rail EN60715(35mm)by means of fast clip device
	Connection		From top and bottom