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  •   12KV Indoor High Voltage Switchgear Lightning Protection & Earthing Disconnect Switch EK6-12/31.5
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12KV Indoor High Voltage Switchgear Lightning Protection & Earthing Disconnect Switch EK6-12/31.5

Model: EK6-12/31.5

Description:

The grounding switch is a type of electrical switch that is used to connect or disconnect an electrical circuit from the ground. It is typically used to provide a safe path for electrical current to flow to the ground in the event of a fault or short circuit.
  • General
  • Technical Parameter
  • Product definition

    Introduction

    EK6-12/31.5 Series indoor earthing switch is a new design which is improved on the ES1 type. It is suitable for electric power system with 3~12KV, three -phase and AC50(60)Hz. As an earthing protection, it can be used in various kinds of HV switchgears. It meets GB1985 -2004 and IEC129 standard.

    Working condition

    O Ambient temperature: -10°C -+40C ; O Altitude: ≤1000m; O Relative humidity: Daily average≤95%,Monthly average≤90% O Earthquake intensity:≤8 degree; O Dirtiness degree: II.

    Drawing


    Copper terminal block



    Copper terminal block


    Environmental

  • No. ltem Unit Data
    1 Rated voltage KV 12
    2 Rated short time withstand current KA 31.5
    3 Rated short circuit withstand time S 4
    4 Rated short circuit making current KA 80
    5 Rated peak withstand current KA 80
    6 Rated insulation level 1min power frequency withstand voltage KV 42
    Lightning Impulse withstand voltage 75
    7 Mechanical life TIMES 2000
    (Unit:mm)
    Specification E F G H D C
    EK6-12/31.5-165 165 75 160 565 426
    EK6-12/31.5-180 180 75 160 595 456
    EK6-12/31.5-200 200 75 160 635 496
    EK6-12/31.5-210 210 75 160 655 516
    EK6-12/31.5-220 220 75 160 675 536
    EK6-12/31.5230 230 75 160 695 556 96
    EK6-12/31.5-250 250 75 160 735 596 96
    EK6-12/31.5-275 275 75 185 810 646 96
    Order notes:Indicate product specification, central distance between poles, if the electric live displaylmodel number of displayl needed or not Please note the soft link length when ordering (normal L=250mm). Please consult us if you have any special request.
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