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CNC Electric Group Co., Ltd.

Acb, Circuit Breaker, Breaker manufacturer / supplier in China, offering Ycw1 Air Circuit Breaker /Acb, Cjx2 (LC1-D) 4-Phase AC Contactor, Square Standard Output Current Transformer and so on.

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Ycw1 Air Circuit Breaker /Acb

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 100/Week
Transport Package: as Your Order
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: YCW1
  • Operation: Electric Type
  • Arc-extinguishing Medium: Air
  • Structure: ACB
  • Type: Circuit Breaker
  • Certification: ISO9001-2000, CE, CCC
  • Brand Name: CNC
  • Model: Ycw1
  • Weight: 22kg to 55kg
  • Poles: 3/4
  • Specification: CCC, CE
  • HS Code: 85362000
  • Breaking Capacity: High Voltage Circuit Breakers
  • Speed: Normal Type Circuit Breaker
  • Installation: Fixed
  • Poles Number: 3.4
  • Function: Overcurrent Protection
  • Place of Origin: Zhejiang, China (Mainland)
  • Instalation: Fixed,Draw out
  • Rated Operation Voltage: 400V
  • Rated Current: 200-1600A
  • Trademark: CNC
  • Origin: Zhejiangwenzhou
Product Description




YCW1 series intelligent air circuit breakers(hereinafter called ACB)are applied for the network circuit of AC 50Hz,rated voltage 400V,690V and rated current between 630A and 6300A.Mainly used for distributing energy and protecting the circuit and power supply device against short circuit,undervoltage,single-phase ground fault,etc.The ACB has intelligent protection function and the key parts adopt intelligent release.The release can make the accurate selective protection,which can avoid cutting off the power and improve the reliability of power supply.


The products conform with IEC60947-1,IEC60947-2 standards.



Type designation
Ycw1 Air Circuit Breaker /Acb


AccessoriesYCW1-2000YCW1-3200YCW1-6300Details Info
Shunt Release   AC230V,AC400V,DC220V
Under-voltage Release   AC230V,AC400V,undervoltage instantaneous, under time-delay
Release(close)Magnetic Iron   AC230V,AC400V,DC220V
Electric Operation Mechanism   AC230V,AC400V,DC110V,DC220V
Auxiliary Switch   Standard Type(4a4b),Special Type(5a5b,6a6b) Note:a-normal open, b-normal close
Mechanical Interlock   one circuit breaker (1 lock+1key)
two circuit breakers (steel cable inter-lock, connecting
rod interlock,2 locks+1key)
three circuit breakers (3locks+2keys, connecting rod,
Automatic Power Transfer System    

Current Transformer

Connected with Neutral Lead




Operation Conditions


Ambient temperature-5°C~+40°C(expect special order products)
Altitude ≤2000m
Pollution grade 3
Safety category Main circuit and undervoltage tripping coil is IV, other auxiliary and control circuit is III
Installation position Vertical installed, tilt not exceed 5 degree
Environmental protection Most of parts use recyclable and degradable materials
Isolating function With isolating function




Ycw1 Air Circuit Breaker /Acb
Ycw1 Air Circuit Breaker /Acb



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