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Primary Air Insulated Switchgear

MCset 1-2-3

Withdrawable Circuit Breakers up to 17.5 kV

MCset 17.5 kV is an indoor switchgear assembly that provides maximum user safety.It is intended to meet all electrical distribution needs up to 17.5kV and incorporates a set of innovative solutions

MCset 1-2-3
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  • Features

    • designed using proven techniques
    • high performance breaking devices (SF6 technology)
    • digital protection and control system
    • a range of cubicles designed and tested for internal arc resistance

    Technology: SF6

    Standard: IEC

    Rated voltage: 17.5 kV 

    Busbar system: Single

    Rated current busbar: 4000 A

    Rated operational current (SF6 & vacuum technology): 4000 A

    Short circuit rated current SF6/vacuum: 50 kA

    Internal Arc Classification SF6/Vacuum: AFLR 50 kA/1s 

    Loss of service continuity LSC 2B

    Partition class: PM



    Contractual warranty
    Period : 18 months

    Benefits

    • High level protection of people: each compartment is isolated from the others by earthed metal partitions, safety interlocking
    • Reduced maintenance and probability of failure: monitoring of temperature rise, indication of the fault zone 
    • Safety operation: simple use, safety interlock that prevents all unauthorized operation.

    Applications

    MCset 17.5 kV is present on all electrical distribution applications
    • energy: HV/MV substations MV/MV substations, nuclear power plant
    • infrastructure: hospital, airports
    • industries: oil, off-shore, merchant marine and navy

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