D2 MPR3

Suitable for Panels in Following Applications:

  • Suitable for Panels in Following Apllications:
    • Air -Conditioning & Refrigeration Machines
    • Screw Compressors
    • Lift , Elevators, Hoist & Cranes
    • Crusher Motors , Mining M/c
    • End Users

Overview

  • Phase Failure
  • Unbalance
  • Phase sequence and overloading
  • Under Current
  • Auto/Manual Reset
  • Adjustable current trip settings
  • Test Facility
  • UC bypass facility
  • Selectable overload characteristics
  • 2CO output relay
Category:
D2 BTR1
D3 MPR3

Description

Technical Specification

Supply Voltage

  • System 220 – 240 / 380 – 440 V AC ± 20%
  • Auxiliary 100 – 120 / 220 – 240 / 415 V AC ± 20%, 48 – 63 Hz.

Output  Contact

  • Output Relay Contact 2 CO

Ext. Input

  • Input Signal 1 Amp / 5 Amp CT Secondary OR 250 mA / 500 mA

Trip Setting

  • Phase Sequence Yes
  • Phase to Phase Unbalance 50% of Motor Current (Fixed)
  • Under Current (Dry Run) 40% to 80% od set current (Adjustable with Bypass                                                             Facility)
  • Over Load As per Inverse Time Characteristics

Trip Time Delay

  • On Phase Failure 4 Sec ± 1 Sec
  • Dry Run 4 Sec ± 1 Sec
  • Over Load As per Inverse Time Characteristics 2 / 5 / 10 / 15 / 20 sec. (Selectable)

Resetting Mode

  • Resetting Auto / Manual / Remote

Weight

  • Weight 250 gms (Approx.)

Dimensions (mm)

  • Overall (L x W x D) 76 x 56.5 x 117.5
  • Mounting (L x W) 67 X 48 Center to Center / 35 mm DIN Rail

Note:

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

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