• The paper introduces the principle of LD-3 rotor one-point grounding relay that measures the admittance against the ground.

    介绍测量导纳原理LD 3型发电机转子一点接地继电器保护原理。

    youdao

  • The paper introduces the principle of LD-3 rotor one-point grounding relay that measures the admittance against the ground.

    介绍测量导纳原理LD 3型发电机转子一点接地继电器保护原理。

    youdao

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