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MV Air Insulated Load Break Switch and Disconnector up to 36 kV

CSA Certified medium voltage air-insulated Load Break Switch (LBS) and Disconnector up to 36 kV

  • Features

    The LTRI 5 offers a proven, simple and highly economical solution to meet all indoor air insulated switch or disconnector requirements. It is ideal for use in new switchboards and for refurbishment projects.

    Rated voltage: 5, 15, 27.5, 36 kV
    Rated current: 400 to 2500 A
    Rated short time withstand current (1s):20, 35, 40, 50 kA
    Dielectric Rating (1.2 x 50ms): 75, 95, 125, 170 kV
    Motorization available


    High reliability and long service life
    Extensive operational experience, different versions available
    Easy to install (simple mechanism)
    Environmentally Friendly – oil and SF6 free
    Space-saving thanks to a compact design
    Robust construction (epoxy and low number of moving parts)
    Drive spring corrosion protected
    Compliant with IEC and CSA standards (up to 600A only)


    With a fault-making capability, the LTRI is suitable for switching:

    o Load currents
    o Currents in ring networks
    o Transformers
    o Cable-charging currents
    o Line-charging currents

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