ZN23-40.5C 1600-25 Series indoor vacuum circuit breakers

ZN23-40.5 vacuum circuit breaker for the high life rated voltage 40.5KV, three-phase AC 50HZ indoor high-voltage electrical equipment. For industrial and mining enterprises, such as transmission and distribution substations Power system for control and protection switching.
This product complies with GB1984 "AC high voltage circuit breakers" standard.

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Keyword: ZN23-40.5C 1600-25 Series indoor vacuum circuit breakers

  • Detail
    • Commodity name: ZN23-40.5C 1600-25 Series indoor vacuum circuit breakers

    ZN23-40.5 vacuum circuit breaker for the high life rated voltage 40.5KV, three-phase AC 50HZ indoor high-voltage electrical equipment. For industrial and mining enterprises, such as transmission and distribution substations Power system for control and protection switching. <br> This product complies with GB1984 "AC high voltage circuit breakers" standard.

    Model implication


    ​​​​​​​Main technical parameters

    S/N Items Unit Data
    01  Rated voltage KV 40.5 
    02  Lightningimpulse withstand voltage (rated breakingbefore and after) KV 185 
    03  1minPower frequency withstand voltage KV 95 
    04  Rated Frequency HZ 50 
    05  RatedCurrent A 1250、1600、2000
    06  Rated short circuit breaking current KA 25/31.5
    07  Rated short-circuit withstand current KA 25/31.5
    08  Rated short circuit duration KA 63、80
    09  Rated peak withstand current S
    10  Rated shortcircuit duration ms ≤90
    11  Rated short-circuit time KA 63、80
    12  Rated short-circuit current   0-0.3s-co-180s-co
    13  Closing time ms 50-85
    14  Opening time ms 40-85
    15  Rated short-circuit current breaking times time 20 
    16  Mechanicallife time 10000 
    17  Rated capacitorbank breaking current A 6360 
    18  Chargingmotor rated power W 275 
    19  Motor rated voltage energy storage V AC110,220:DC110,220
    20  Charging time S 15 
    21  All sub-gate solenoid rated woltage V AC110,220:DC110,220
    22  Loss of pressure release woltage V AC110,220:DC110,220
    23  Rated current over-curren release A
    24  Auxiliary switch current Rating A 10 

Environmentally friendly gas-insulated metal enclosed switchgear is the most commonly used three-phase intelligent gas-insulated AC cabinet and is widely used in various switchgear sets, with population concentration in the country, the power market must be supported, environmentally friendly gas-insulated switchgear will also grow with market development; market potential is yet to be tapped. At the same time, as the product integrates data collection and management, data processing and storage, online monitoring of switchgear, advanced analysis, and other multifunctions in one, network intelligent monitoring and management of the distribution network, so that the distribution network operates in a safe, reliable, high-quality, and efficient best state, to achieve remote monitoring, management, and control of the power system distribution network, to achieve network optimization, safe electricity use, power management, energy saving, and consumption reduction; at the same time, the system can be widely used in intelligent power distribution fields such as transportation, factories, hospitals, schools, buildings, residential areas, and commercial office buildings.

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