The Indoor High Voltage Vacuum Circuit Breaker with its advanced vacuum technology, it efficiently interrupts electrical currents, ensuring the safety of equipment and personnel.

ZN23-40.5 handcart type indoor vacuum circuit breaker

ZN23-40.5 series handcart type indoor vacuum circuit breaker for the high voltage rated 40.5kv,
three-phase AC 50Hz Indoor high-voltage electrical equipment. 
Apply to industrial and mining e r1terp rises , 
substation and transmission and distribution systems for control and protection switching;

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ZN28G side mounted indoor vacuum circuit breaker

ZN28G ZN28A-12 series indoor vacuum circuit breaker is a three-phase AC 50Hz,rated voltage of 12kV indoor witchgear ,
control and protection for industrial and mining enterprise,
power plants and substations,electrical acilities,
and for frequent operation place.

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ZN63(VBM7)-12 fixed indoor vacuum circuit breaker

VS1-12 side-mounted type vacuum circuit breaker is a kind of indoor high voltage switch device which is used in the AC Three-phase power system of frequency 50HZ,rated voltage 12KV to be the protection and control unit. 
Because of the special superiority of vacuum circuit breaker, especially suitable for applications that require frequent operation at rated operating Current or multiple open short-circuit breaking current location.

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ZN63(VS1)-12 fixed indoor HV vacuum circuit breaker

1. IEC62271-100 High Voltage Switchgear and Controlgear Part 100: AC Circuit-breakers
2. GB1984 High Voltage AC Circuit-breakers
3. GB/T11022 Common Specifications for High-voltage Switchgear and Controlgear Standards
4. JB/T 3855 High Voltage AC Vacuum Circuit-breakers
5. DL/T402 Specification of High-voltage AC Circuit-breakers

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ZN85-40.5 indoor HV vacuum circuit breaker

ZN85-40.5 Indoor High Voltage Vacuum Circuit Breaker
Summary
ZN85-40.5 indoor HV vacuum circuit breaker is a 3-phase AC 50Hz 40.5kV indoor

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VS1-12 side-mounted type vacuum circuit breaker

VS1-12 side-mounted type vacuum circuit breaker is a kind of indoor high voltage switch device which is used in the AC Three-phase power system of frequency 50HZ,rated voltage 12KV to be the protection and control unit. 
Because of the special superiority of vacuum circuit breaker, especially suitable for applications that require frequent operation at rated operating Current or multiple open short-circuit breaking current location. 
It 1s especially suitable to the place requiring frequent operations.

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ZN63(VS1)-12 handcar indoor HV vacuum circuit breaker

1. Ambient temperature: -15℃~+40℃;
2. Altitude: ≤1000m;
3. Relative humidity: daily average ≤95%, monthly average ≤90%;
4. Earthquake intensity: ≤8 level;
5. Places without fire, explosion hazard, serious filthy, chemical corrosion, as well as intense Vibration.

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A indoor high voltage vacuum circuit breaker (VCB) is an electrical switching device designed to interrupt or break electrical current in high voltage indoor applications. It uses vacuum technology to extinguish the arc generated during the switching process.

Professional Molded Case Or Vacuum Circuit Breaker and Power Capacitor manufacturer
ZHIYUE GROUP CO.LTD is a factory who mainly produce power capacitor, intelligent reactive compensation controller, vacuum circuit breaker , high and low voltage power transformer, high and low voltage reactive compensation device, harmonic solving device. It is a company which integrate research, produce, trade , service as a unit.
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In the past 32 years, Zhiyue Group Co., Ltd. has been helping many well-known companies and organizations to provide high-voltage power capacitors, low-voltage capacitors, vacuum contactors, vacuum circuit breakers, high-voltage load switches, high-voltage disconnect switch, high voltage transformer.
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