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Minilec D5 MPR1 Motor / Pump Protection Relay

Minilec D5 MPR1 Motor / Pump Protection Relay

Brand
Minilec
Model number
D5 MPR1

Minilec D5 MPR1 motor / pump protection relay with 2 CO output, for 380 - 440 V AC ± 20%, 45 - 55 Hz. supply. Typical uses: crane motors, AHU fan /pump motors, heavy duty motors.

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Key features

  • Micro controller based
  • Sensing current
  • Protecting against Phase Failure, Unbalance, Phase sequence, overloading, Over current/Short circuit, locked rotor,
  • Auto/Manual resetting
  • Adjustable trip settings for UC/OC, O/L, Locked rotor & earth fault
  • Start-up delay adjustable
  • 2x1CO output relays and last ten faults logging

Specifications

Specifications
Internal CTUp to 175 Amps
Output Contacts2 CO
Fault MemoryLast 10 faults
Display8 X 2 AN LCD
Weight400gms (Approx.)
NoteWherever not specified Contact Rating : 5A @ 230 V AC (resistive)
Supply Voltage
System Supply380 - 440 V AC ± 20%, 45 - 55 Hz.
Auxiliary Supply90 - 270 V AC / DC, 415 V AC
Resetting Mode
ResetAuto / Manual
Dimensions (mm)
Overall (L x W x D)150 x 73 x 113
Mounting (L x W)35 mm DIN Rail
Settings and ratings
CT RangeRange 35-175 Amp, Resolution 1 Amp, Fact setting 100 Amp
Over LoadRange Above 115 % of Set Value, Trip delay Range IDMT class 2,5,10,15,20, 30 sec, Factory setting 2 sec, By Pass Facility Yes, Reset type Auto/ Manual
Start up delayRange 0 - 60 sec, Resolution 1 sec, Fact setting 10 sec
Under CurrentRange 30 - 174Amp, Resolution 2 Amp, Fact setting 50 Amp, Trip delay Range 1- 60 sec, Factory setting 5 sec, By Pass Facility Yes, Reset type Auto/ Manual
Over CurrentRange 110 - 350%, Resolution 5%, Fact setting 200%, Trip delay Range 1 -10 sec, Factory setting 2 sec, By Pass Facility Yes, Reset type Auto/ Manual
Current UnbalanceRange 20 - 60 %, Resolution 5%, Fact setting 50%, Trip delay Range 4 sec Fixed (+/-1 sec), Factory setting 4 sec, By Pass Facility Yes, Reset type Auto/ Manual
Current Single PhasingRange Yes, Trip delay Range 4 sec Fixed (+/-1 sec), Factory setting 4 sec, By Pass Facility Yes, Reset type Auto/ Manual
Reverse PhaseRange Yes, Trip delay Range Instant ( < 2 sec), By Pass Facility Yes (Password protected), Reset type Auto/ Manual
Rotor LockRange 200- 800%, Resolution 50%, Fact setting 700%, Trip delay Range Instant ( < 2 sec), By Pass Facility Yes, Reset type Auto/ Manual
Earth FaultRange 10- 100%, Resolution 10%, Fact setting 30%, Trip delay Range 0.5-10 sec, Factory setting 0.5 sec, By Pass Facility Yes, Reset type Auto/ Manual
Product
ApplicationsCrane Motors, AHU Fan /Pump Motors, Heavy Duty Motors, Screw Compressors, HT Motors, Pump protection, Pump House Automation

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.

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