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      Minilec Motor and Pump Protection Relays D2 MPR1

      Minilec Motor and Pump Protection Relays D2 MPR1

      Product Details:


      Product Description

      Minilec Motor and Pump Protection Relays

      OVERVIEW :-

      Phase Failure


      Phase sequence and overloading

      Under Current

      Auto/Manual Reset

      Adjustable current trip settings

      Test Facility

      UC bypass facility

      Selectable overload characteristics

      2CO output relay


      Supply Voltage

      System : 380-440 V AC ± 20%, 45-65 Hz

      Auxillary : 220-240 / 380-440V AC

      Output Relay Contact : 2 CO

      Input : -

      Trip Setting(Volts)

      Phase to phase unbalance : 50% of Motor Current (Fixed)

      Under current (Dry running) : 40% to 80% of set current (Adj.with Bypass facility)

      Overload : As per inverse time characteristics

      UV/OV : N.A.

      Trip Time Delay

      On phase failure : 4 Sec ± 1 Sec

      For overloading : As per Inverse Time Characteristics
      2/5/10 Sec. (Selectable)

      UV/OV RP : N.A.

      Resetting : Auto/ Manual (Remote with NC Push Button)

      Approx Weight : 400 gms

      Dimensions (mm)

      Overall (L x W x D) : 76 x 56.5 x 117.5

      Mounting (L x W) : 67 x 46 alt / 35 mm Rail Mounting


      Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)

      Selection Chart For CTS Times full Load Current
      S2 CTS1 S2 CTS1


      Timing/ Relay logic Diagram

      Electrical Connection Diagram

      D2 MPR1 D2 MPR1

      Relay contact position shown in 'Power off' condition


      Suitable for Panels in Following Applications:

      Air -Conditioning & Refrigeration Machines

      Screw Compressors

      Lift , Elevators, Hoist & Cranes

      Crusher Motors , Mining M/c

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