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        Product List
        FN7-12DR AC HV Load Break Switch


        FN7-12DR model AC HV indoor load break switch applies to thre e-phase power supply system of rated voltage 12kV and AC 50/60Hz. It used to switch on and off load-breaking current and short-circuit current.

        Ambient condition

        1. Altitude: ≤ 1000m;
        2. Ambient temperature: -25 ℃ ~+40℃ ;
        3. Relative humidity: daily average ≤ 95% , monthly average ≤ 90% ;
        4. Earthquake intensity: ≤ 8 grade;
        5. Applicable occasions should free from inflammables, explosives, corrosives and severe vibration.

        Technical specification

        Outline dimension