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CNC Electric Group Co., Ltd.

Mcb, Vacuum Circuit Breaker, Mini Circuit Breaker manufacturer / supplier in China, offering Miniature Circuit Breaker (YCB7H-4P), Cjx2 (LC1-D) 4-Phase AC Contactor, Square Standard Output Current Transformer and so on.

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Miniature Circuit Breaker (YCB7H-4P)

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.: YCB7H-4P
  • 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
  • Dielectric Test Voltage(Kv): 2.0
  • Rated Impulse Withstand Voltage(V): 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 Breaking Capacity(a): 10000
  • Insulation Voltage(V): 500
  • Curve: B, C, D
  • Trademark: CNC
  • Origin: Zhejiang, China
Product Description
Miniature Circuit Brekaer (YCB7H-4P)

About CNC

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


Specifications

YCB7 series circuit breaker is used in lighting distribution system or motor distribution system for protecting overload and short circuit in the system. The product is neoteric in structure, lig ht in weight, reliable and excellen t in performance. Its frame and parts adopt plastics of high fire resistant and shockproof. The product, with long life, is mainly used in AC 50Hz/60Hz single pole 240V or two, three, four poles up to 415V circuit for overload and short circuit protection, as well as for unfrequently switching electric equip ment and lighting circuit in normal case. The products comply with IEC 60898 & GB10963-1999.

General

1. Overload protection
2. Short circuit protection
3. Controlling
4. Used in residential building, non-residential building, energy source industry and infrastructure.
5. Classified as follows according to the type of instantaneous release: Type B(35)ln, type C(5-10)ln, type D(10-20)In

WHY US?

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.
TypeStandard IEC/EN 60898-1
Electrical featuresRated current InA1, 2, 3,4,6, 10, 16, 20, 25, 32, 40
PolesP1.2.3.4
Rated voltage UeV240/415
Insulation voltage UiV500
Rated frequencyHZ50/60
Rated breaking capacityA10000
Rated impulse withstand voltage (1.2/50) UimpV6000
Dielectric test voltage at ind. Freq. for 1 minkV2
Pollution degree 2
Thermo-magnetic release characteristic B, C, D
Mechanical featuresElectrical lifet8000
Mechanical lifet20000
Protection degree IP20
Reference temperature for setting of thermal element°C30
Ambient temperature (with daily average≤35°C)°C-5~+40 
Storage temperature°C-25~+70
InstallationTerminal connection type Cable/Pin-type busbar/U-type bar
Terminal size top/button for cablemm²25
AWG18-3
Terminal size top/button for busbarmm²25
AWG18-3
Tightening torqueN*m2
In-Ibs18
Mounting  On DIN rail EN 60715(35mm) by means of fast clip device
connection From top and button



































TypeTest currentTripping TimeTypeTest currentTripping Time
B,C,D1.13Int≤1h(In≤63A)      t≤2h(In>63A)B3Int≤0.1s
C5In
B,C,D1.45Int63A)D10In
B5Int<0.1s
B,C,D2.55In1s<t32A)C10In
D20In
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