12KV ka mga ekolohikal (air insulated ng walay SF6 gas) vacuum circuit breaker switch sa ilalum sa isolation

Ang isolation circuit breaker switch sa VHK-12 environmental protection cabinet ginagamit ang semi-sealed structure, na may mga advantage ng uniform electric field, reliable disconnection, long service life, maintenance free, at easy installation. Ang produktong ito ay pangunahing ginagamit para sa isolation unit solutions sa environmentally friendly air insulated ring main units. Bilang pangunahing komponente sa loob ng cabinet, ito ay nagbibigay ng functions ng closing at opening ng main circuit, at may mga function tulad ng closing at opening ng rated load current at closing at breaking ng short-circuit current.
Environmental conditions for use:
1) Environmental temperature: maximum temperature+40 ℃, minimum temperature -15 ℃ (storage and transportation allowed at -30 ℃);
2) Altitude: ≤ 2000 meters;
3) Environmental humidity: Daily average relative humidity<95%, monthly average relative humidity<90%;
4) Seismic intensity: not exceeding 8 degrees: 5) Place of use: no flammable or explosive hazards, no water vaporization, corrosive gases, and severe vibration phenomena; For special usage scenarios that differ from normal operating conditions, the product user must agree with the manufacturer. For example, when electrical equipment is installed at an altitude of over 2000 meters, special instructions must be made for the manufacturer to adjust the product during production.

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