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CNC Electric Group Co., Ltd.

Mcb, Vacuum Circuit Breaker, Mini Circuit Breaker manufacturer / supplier in China, offering Miniature Circuit Breaker (DZ47-63), Drop out Fuse (PRW1-24), Double-Winding Non-Excitation Tap-Changing Oil Immersed Distribution Transformer of 6~10V and so on.

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Miniature Circuit Breaker (DZ47-63)

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.: DZ47-63
  • 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
  • Dielectric Test Voltage(Kv): 2.0
  • Rated Impulse Withstand Voltage(V): 4000
  • Protection Degree: IP20
  • Mechanical Life: 10000
  • 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): 3000, 4500
  • Insulation Voltage(V): 500
  • Curve: B, C, D
  • Trademark: CNC
  • Origin: Zhejiang, China
Product Description
Miniature Circuit Brekaer (DZ47-63)

About CNC

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


DZ47-63(C45N) series circuit breaker is used in lighting distribution system or motor distribution system for protecting overload and short circuit in the system.
2. Advantages:
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
3. Standard:
The products comply with IEC 60898 & GB10963-1999.

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

Normal Working Condition
1. Working temperature: -25° C~+60° C, At+20° C, humidity shall not be higher than 95%; At+40° C, humidity shall not be more than 50%.
2. Altitude: ≤ 2000m;
3. Installation Type: II, III
4. Installation Method: Embedded Vertical DIN Rail Installation
5. Pollution Degree: 2

CNC Circuit Breaker:
1. We have new designed circuit breaker by our R&D Dpartment.
2. Perfect testing system ensure each product is qualified.
3. Annual output is about 15, 000, 000 Poles.


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.
Frame size63
Rated insulation voltage500V
Rated impulse withstand voltage2kV
Rated frequency50Hz/60Hz
Instantaneous tripping typeB, C, D
Poles1P, 2P, 3P, 4P
Rated short circuit breaking capacity10kA
Service short circuit breaking capacity3000,4500A
Mechanical life10000
Electrical life4000
Grid distance45mm
Enclosure protection degreeIP20
StandardIEC60898-1, GB10963.1

Electrical featuresRated current InA            1, 2, 6, 10, 16, 20, 25, 32, 40, 50, 63
Rated voltage UeV230/400
Insulation voltage UiV500
Rated frequencyHz50/60
Rated breaking capacityA3000, 4500
Rated impulse withstand voltage (1.2/50) UimpV4000
Dielectric test voltage at ind. Freq. for 1 minKv2
Pollution degree 2
Thermo-magnetic release characteristic B, C, D
Mechanical featuresElectrical lifet4000
Mechanical lifet10000
Protection degree IP20
Reference temperature for setting of thermal element°C30
Ambient temperature (with daily average≤35°C)°C-5~+40 (special application please refer to temperature compensation correction)
Storage temperature°C-25~+70

NumberRated Current Of TripStart StateTest CurrentSpecified TimeTrip Or NotRemark
11-63cold state1.13Int≤1hnot trip 
21-63test after the front state1.45Int<1htripCurrent rises to specified value within 5s Stably.
3In≤32cold state2.55In1s<t<60strip 
In>32cold state2.55In1s<t<120strip
41-63cold state3Int≤0.1snot tripB Type
5Int≤0.1snot tripC Type
10Int≤0.1snot tripD Type
Ambient temperature °C-30-20-100102030405060
Current Correction Coefficient 1.301.301.
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