• Best 2P,4P adjustable current 440V  Operated Earth Leakage Circuit Breaker ,differental current  Circuit Breaker  wholesale
    Voltage Operated Earth Leakage Circuit Breaker , Outdoor Circuit Breaker GENERAL STC series adjustable residual current circuit breaker is suitable for AC 50/60Hz,230/400V circuit,prevents from overloading,short-circuit etc.On the occasion of shock hazard... more
    Brand Name:SONTUOEC ,WZSTEC
    Model Number:STC
    Place of Origin:China

    2P,4P adjustable current 440V Operated Earth Leakage Circuit Breaker ,differental current Circuit Breaker 

  • Best IP30 GB14048.1 Low Voltage AC400V Circuit Breaker wholesale
    ..., manual operating mechanism. The circuit breakers which are really suitable for wind power generation and photovoltaic power generation. It has a total of 4 frame sizes, and the rated current is up to 6,300A. low-voltage circuit-breaker is applicated to more
    Brand Name:WETOWN
    Model Number:ACB
    Place of Origin:CHINA

    IP30 GB14048.1 Low Voltage AC400V Circuit Breaker

  • Best ZN63 VS1-24 3 Phase Indoor 24kv 630A Vacuum Circuit Breaker wholesale
    ... for industrial and mining enterprises, power plants and substations, electrical facilities, and for frequent operation place adopting VET operating mechanism and circuit breaker integrated design can be used as a fixed installation unit can also be more
    Brand Name:XG
    Model Number:ZN63
    Place of Origin:XIAN, China

    ZN63 VS1-24 3 Phase Indoor 24kv 630A Vacuum Circuit Breaker

  • Best Safety Indoor Vacuum Circuit Breaker VCB 630A High Voltage Medium Voltage wholesale
    ...Circuit Breaker VCB 630A VS1 vacuum circuit breaker can operate frequently or break the short circuit current several times within the operating current range. Mechanical life up to 30,000 times, full capacity Short circuit current can be broken 50 times. VS1 vacuum circuit breaker is suitable for reclosing operation and has high operation reliability and service life. VS1 vacuum circuit breaker... more
    Brand Name:QIUPU
    Model Number:ZN63(VS1)-12
    Place of Origin:WENZHOU

    Safety Indoor Vacuum Circuit Breaker VCB 630A High Voltage Medium Voltage

  • Best Electric Operation 35kv Outdoor High Voltage Vacuum Circuit Breaker Zw7-40.5 wholesale
    ... Voltage Circuit Breakers Operation Electric Type Speed Normal Type Circuit Breaker Arc-extinguishing Medium Vacuum Installation Fixed Structure Recloser Poles Number 3 Type Circuit Breaker Function Conventional Circuit Breaker, Circuit-Breaker Failure ... more
    Model NO.:ZW7-40.5
    Breaking Capacity:High Voltage Circuit Breakers
    Operation:Electric Type

    Electric Operation 35kv Outdoor High Voltage Vacuum Circuit Breaker Zw7-40.5

  • Best NBSM8-125 Series 3 Phase Plug Fuse Circuit Breaker Thermal / Magnetic Release wholesale
    ..., swift releasing, long service life, Different handle color for different rated current, with contactor condition indicator. Normal operation condition The circuit breaker could be used in the following working conditions: A. more
    Brand Name:NBSe
    Model Number:NBSM8-125
    Place of Origin:CHINA

    NBSM8-125 Series 3 Phase Plug Fuse Circuit Breaker Thermal / Magnetic Release

  • Best Low Voltage Circuit Breaker / Moulded Case Circuit Breaker TANM1 TANM2 Series wholesale
    ... in a circuit with AC 50Hz (or 60Hz), rated operating voltage 660 (690V) or below, rated current to 800A, for less frequent transformer, and also can be used for motor protection and less frequent start. The circuit breaker has over load, short circuit and more
    Brand Name:TIANAN
    Model Number:TANM1,TANM2
    Place of Origin:CHINA

    Low Voltage Circuit Breaker / Moulded Case Circuit Breaker TANM1 TANM2 Series

  • Best DZ47 MCB Micro Circuit Breaker wholesale
    ... function is to detect a fault condition and interrupt current flow. Unlike afuse, which operates once and then must be replaced, a circuit breaker can be reset (either manually or automatically) to resume normal operation. Circuit breakers are made in more
    Brand Name:KRIPAL
    Model Number:DZ47
    Place of Origin:China

    DZ47 MCB Micro Circuit Breaker

  • Best Starter Combination Motor Protection Circuit Breaker , Electric Motorized Circuit Breaker wholesale
    ...Circuit Breaker 3RV1011 To 3RV1042 Motor Protector Application 3RV series motor protection circuit breakers are mainly used for the overload,short-circuit and phase-failure protection for motors in the circuit of AC 50/60Hz,rated operating voltage up to 660V,rated operating current from 0.1A to 25A motor controlling circuit... more
    Model Number:3RV1331 3RV1341 3RV1342
    Place of Origin:Germany

    Starter Combination Motor Protection Circuit Breaker , Electric Motorized Circuit Breaker

  • Best Medium Voltage Vacuum Circuit Breaker ZW32 630A 15kV High Efficeincy wholesale
    XK ZW32 630A 15kV Vacuum Circuit Breaker Product Description Operation of vacuum circuit breaker The main aim of any circuit breaker is to quench arc during current zero crossing, by establishing high dielectric strength in between the contacts so that ... more
    Brand Name:XK
    Model Number:ZW32-12~24KV
    Place of Origin:Zhejiang, China

    Medium Voltage Vacuum Circuit Breaker ZW32 630A 15kV High Efficeincy

  • Best 50Hz 12KV Vacuum Circuit Breaker With Lateral Operating Mechanism VS1/R-12 Series wholesale
    ...Circuit Breaker With Lateral Operating Mechanism ΔGeneral Description VS1/R12 series of Indoor High Votage Vacuum Circuit Breaker With Lateral Operating Mechanism used spring to storage energy.The operating mechanism can be operated by two ways:by manual and electromotive operation.The characteristics is accordance with GB1984-2003 High voltage AC circuit breaker... more
    Brand Name:ERFA
    Model Number:VS1/R-12
    Place of Origin:Xian China

    50Hz 12KV Vacuum Circuit Breaker With Lateral Operating Mechanism VS1/R-12 Series

  • Best VRL11 NEMA 1 RCBO TYPE B CSA Certified Residual Current Circuit Breaker With Overload Protection wholesale
    ...purposes of residual current protection, overload and short circuit protection. When any personal electric shock occurs or the circuit leakage current exceeds the predetermined value, the residual current operated circuit breaker can automatically cut off more
    Brand Name:HAROK
    Model Number:VRL11
    Place of Origin:CHINA

    VRL11 NEMA 1 RCBO TYPE B CSA Certified Residual Current Circuit Breaker With Overload Protection

  • Best Residual Current 1~100A Industrial Circuit Breaker ABB GSH RCCB RCD 2P 3P 4P 1P+N wholesale
    ...Circuit Breaker 1~100A, 2P,3P,4P,1P+N for electrical distribution IEC 61009 ABB Brand Original Made In China RCD - residual current action protector Personnel and equipment protection unit ABB offers customers a complete range of residual current operated protectors, including residual current operated circuit breakers without overcurrent protection (RCCB-F200 series), residual current operated circuit breakers more
    Brand Name:ABB
    Model Number:GSH201, GSH202, GSH204
    Place of Origin:China

    Residual Current 1~100A Industrial Circuit Breaker ABB GSH RCCB RCD 2P 3P 4P 1P+N

  • Best Plastic 1P N MCB Circuit Breaker 32 Amp Residual Current Operated wholesale
    ...Circuit Breake Residual Current Operated Circuit Breaker Application DZ30LE-32 residual current circuit breaker (hereinafter call RCB) is mainly operating in the line of AC 50/60HZ, rated voltage 230V, rated current up to 32A, used to protect from electric shock, electric leakage of equipment, also prevent overloading, short circuit... more
    Brand Name:Baikong
    Model Number:DZ30LE-32
    Place of Origin:Sichuan,China

    Plastic 1P N MCB Circuit Breaker 32 Amp Residual Current Operated

  • Best Circuit Breaker Analyzer wholesale
    Circuit break analyzer HYGK-303 1, Closing and opening time measurement of 12 channels 2, Max difference of closing or opening time measurement of three phases 3, Bounce time and frequency measurement of breaker closing 4, Circuit breaker closing and opening speed measurement 5, Travel-time, Coil current-time curve of circuit breaker operation measurement 6, Clearance of circuit breaker measurement 7, Variable DC circuit breaker operation... more
    Brand Name:Huaying
    Place of Origin:Wuhan,Hubei,China
    Price:email whhy818@163.com

    Circuit Breaker Analyzer

  • Best Button Control MPCB 0.1A-32A Motor Protection Circuit Breaker wholesale
    ...the circuit of AC 50/60Hz. rated operating voltage up to 660V rated operating current from 0.1A to 32A as the full-voltage starters to start and cut off motors under the Ac3 load and for the circuit protection in the circuit of 0.1A-32A. Air switch of the more
    Brand Name:YOKG
    Model Number:GV2-RS, GV2-LS, GV2-LE
    Place of Origin:China

    Button Control MPCB 0.1A-32A Motor Protection Circuit Breaker

  • Best DC 1000A Circuit Breaker Characteristic tester With Overvoltage Protection Function wholesale
    ...Circuit Breaker Tester Product introduction ZXAS-1000A DC Circuit Breaker Tester is designed for testing DC circuit breakers at rated current of 1A-1000A. Features 1. The instrument can be used separately or linked to PC. 2. 320*240 LCD screen, thermal printer, interactive keyboard operation, and intelligent operation... more
    Brand Name:GDZX
    Model Number:ZXAS-1000A
    Place of Origin:CHINA

    DC 1000A Circuit Breaker Characteristic tester With Overvoltage Protection Function

Tell “operation of a circuit breaker” Suppliers Your Requirement
*E-mail:
* Message:
Characters Remaining: (0/3000)
Inquiry Cart 0