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  ABB Phase, Voltage Monitoring Relay With DPDT Contacts, 3 Phase, 450 → 720 V ac [1SVR750488R8300]; 775-7924

  ABB

  THÔNG SỐ KỸ THUẬT Monitoring Application Phase, Voltage Supply Voltage 450 → 720 V ac Contact Configuration DPDT Voltage Sensitivity ...

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