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CNC Electric Group Co., Ltd.

Mcb, Vacuum Circuit Breaker, Mini Circuit Breaker manufacturer / supplier in China, offering MCB Miniature Circuit Brekaer (YCB2-63), Cjx2 (LC1-D) 4-Phase AC Contactor, Square Standard Output Current Transformer and so on.

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Supplier Homepage Product Modular DIN Rail Miniature circuit breaker MCB Miniature Circuit Brekaer (YCB2-63)

MCB Miniature Circuit Brekaer (YCB2-63)

FOB Price: Get Latest Price
Min. Order: 1 Box
Production Capacity: 3000/Day
Transport Package: Export Packing
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: YCB2-63
  • Operation: Electric Type
  • Arc-extinguishing Medium: Air
  • Structure: MCB
  • Certification: ISO9001-2000, CE, CB, CCC
  • Rated Current (a): 1,2,3,4,6,10,13,16,20,25,32,40,50,63
  • Dielectric Test Voltage(Kv): 2.0
  • Rated Breaking Capacity(a): 4500/6000
  • Protection Degree: IP20
  • Mechanical Life: 20000
  • Specification: IEC/EN 60898-1, CE, 3C, CB
  • Breaking Capacity: Low Voltage Circuit Breakers
  • Speed: Normal Type Circuit Breaker
  • Installation: Insert
  • Poles Number: 1p-4p
  • Rated Voltage (V): 240/415
  • Rated Frequency(Hz): 50/60
  • Rated Impulse Withstand Voltage(V): 6000
  • Insulation Voltage(V): 500
  • Curve: B,C,D
  • Trademark: CNC
  • Origin: Zhejiang, China
Product Description
MCB Miniature Circuit Brekaer (YCB2-63)

About CNC

1. China Top 500 Enterprise
2.26 years rich experience in manufacturing electrical products
3. Sales in over 100 countries


1. Mini circuit breaker (MCB)
2. Rated current In: 3, 6, 10, 16, 20, 25, 32A
3. Application: For protecting equipments against overload and short circuit
4. General rules for choosing MCB:
5. Technical data of the network at the point considered;
6. C curve characteristics for YCB3 magnetic operation.


1. We Are Suppler of Three Gorges Project, China National Petroleum, Sinopec Group;

2. China Famous Export Enterprise, Our Products Sale in Over 100 Countries;

3. Our Laboratory is China Key Industrial Electrical Laboratory;

4. We have completely sales service system, ensure every detail is going smooth.

5. We have new designed products each year by our R&D Dpartment.

6. Perfect testing system ensure each product is qualified.

7. Want know more of us? Waiting for your inquiry.
Rated current In A 1,2,3,4,6,10,13,16,20,25,32,40,50,63
Poles P 1, 2, 3, 4
Rated voltage Ue V 240/415
Insulation voltage Ui V 500
Rated frequency Hz 50/60
Rated breaking capacity A 4500/6000
Rated impulse withstand voltage(1.2/50) Uimp V 6000
Dielectric test voltage at ind. Freq. for 1min kV 2.0
Pollution degree   2
Thermo-magnetic release characteristic   B, C, D
Electrical life t 8000
Mechanical life t 20000
Protection degree   IP20
Reference temperature for setting of thermal element °C -5~+40(Special application please refer to
temperature compensation correction)
Ambient temperature (with daily average ≤35°C) °C 30
Contact position indicator   Yes
Storage temperature °C -5~+40
Installation Terminal connection type   Cable/Pin-type busbar
Terminal size top / bottom for cable mm² 25
AWG 18-3
Terminal size top / bottom for busbar mm² 25
AWG 18-3
Tightening torque N*m 3.5
In-Ibs 31
Mounting   On DIN rail EN60715(35mm)by means of fast clip device
Connection   From top
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