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ZW□-12 high voltage AC outdoor vacuum circuit breaker
ZW□-12 series of three-phase outdoor high voltage AC support vacuum circuit breakers is an outdoor switching device with a rated voltage of 12 kV, three-phase alternating current with a frequency of 50 Hz. Designed primarily for switching off and on load currents, overload currents and short circuit currents in electrical systems. This product is mainly used in urban and rural distribution networks, substations and power supply systems of industrial enterprises and mining enterprises.
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ZW□-12 series of three-phase outdoor high voltage AC support vacuum circuit breakers is an outdoor switching device with a rated voltage of 12 kV, three-phase alternating current with a frequency of 50 Hz. Designed primarily for switching off and on load currents, overload currents and short circuit currents in electrical systems. This product is mainly used in urban and rural distribution networks, substations and power supply systems of industrial enterprises and mining enterprises.
Design features
1. The switch housing is made according to a new compact design, with a completely sealed design, which ensures good tightness and increased protection against moisture and corrosion.
2. A new miniature vacuum arc chute with a ceramic body is adopted, which ensures stable and reliable breaking performance and low contact wear.
3. A new spring drive has been used, which has an original, simple design, small dimensions and reliable operation.
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