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MD1501 Series Auxiliary Relays
  • MD1501 series auxiliary relays are mainly used with main protection and control devices. Each relay type is designed with a specific function. Each relay is independent from others with high configurability and extensibility. Relay types are continuously developed in order to meet the requirements of various applications.

  • Functions Features

    MD1501 series auxiliary relays provide the following functions:

    • Trip circuit supervision

    • Lockout function

    • Tripping relay function

    • Repeat relay function (voltage operated or current operated)

    • AC voltage switching function

    • Various types of relays with dedicated functions are available and can be flexibly combined to meet the requirements of various applications.

    • Completely-sealed, high-resistance and low-power consumption relays are adopted. Therefore, power consumption and heat dissipation are greatly reduced and moisture proof is improved.

    • The relay modules can be accommodated in a rack and installed on a panel.

    • The high burden relay for tripping or closing a circuit breaker has strong interference withstanding capabilities.

    • More spare relays can be provided and flexibly applied.

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