low voltage State Grid cast current transformer

State Grid cast series current transformer is mainly used in indoor, for rated voltage of 0.66kV and below, rated frequency of 50Hz AC circuit as current, electric energy measurement or relay protection. The product is epoxy resin cast completely enclosed, widely used in power distribution panel, switch cabinet and electronic instruments

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General:

The current transformer is used for current and electric energy measurement or relay protection in AC lines with rated frequency of 50Hz and rated operating voltage of 0.66kV and below.

Technical Data


  • The performance of products is conformed to IEC61869-1:2007, IEC61869-2:2012 commission requirements

  • Rated insulation level: 12/42/75kV

  • Power factor of load: COSΦ=0.8

  • Rated frequency: 50Hz, 60Hz

  • Rated secondary current: 5A or 1A

    Type

    Rated current ratioA

    Accuracy classes

    Rated secondary burdenVA

    LMZ2D-0.66

    75/5-200/5

    0.2S0.5S

    5-2.5

    75/1-200/1

    0.2S0.5S

    2.5-1

Drawing

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