ZN28A-12 / ZN28-12 Type
Indoor High Voltage Vacuum Circuit Breaker
Label:
ZN28A-12 / ZN28-12 Type Indoor High Voltage Vacuum Circuit Breaker
ZN28A-12 / ZN28-12 Type Indoor High Voltage Vacuum Circuit Breaker
ZN28A-12 / ZN28-12 Type Indoor High Voltage Vacuum Circuit Breaker
ZN28A-12 / ZN28-12 Type Indoor High Voltage Vacuum Circuit Breaker
product introduction
Product Details

Main application

ZN28-12 type indoor high voltage vacuum circuit breaker is high indoor switch equipment of three-phase AC 50Hz, rated voltage 12kV. The product conforms to the GB1984-89 standard, the product structure has two forms: the switch body and the actuator is mounted together or switch body and actuator installed separately. Integrated structure is ZN28-12 basic model; split structure is ZN28A-12 type, suitable for various kinds of fixed type switch cabinet, such as GG-1A (Z), XGNZ-10 (Z) etc.. It can be equipped with CD17 type DC electromagnetic actuator and CT17, CT19 spring type operating mechanism.

The use of environmental conditions

  1. The environment temperature: upper limit +40℃, lower limit -15℃;

  2. Altitude: ≤2000m;

  3. Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%;

  4. Earthquake intensity: less than 8 degrees;

  5. No fire, explosion, pollution, chemical corrosion and severe vibration place.

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Technical Parameters


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