Voltage Monitoring Relays
Frequency Monitoring Relays
Power Monitoring Relays & CBCT
Level Controllers – Conductive Liquids
Level Controllers – Non Conductive Liquids

Motor / Pump Protection Relays

D3 MPR1

D3-MPR1-Motor-/-Pump-Protection-Relays-Minilec-group

Technical Data

    Supply Voltage
  • System Supply 380 - 440 V AC ± 20%, 45 - 55 Hz.
  • Auxiliary Supply 90 - 270 V AC / DC, 415 V AC
    Output Contacts
  • Output Contacts2 CO
    Trip Setting
Parameters Range Resolution Fact setting Trip delay Range Factory setting By Pass Facility Reset  type
Ext. CT  50 - 600 5 Amp 100 Amp NA NA NA NA
Set current (FLC) 20 to 100 % of FLA 1 Amp 100 Amp NA NA NA NA
Over Load Above 115 % of Set Value NA NA IDMT class 2,5,10,15,20, 30 sec 2 sec Yes Auto/ Manual
Start up delay 0 - 60 sec 1 sec 10 sec NA NA NA NA
Under Current 30 - 90% 5% 50% 1- 60 sec 5 sec Yes Auto/ Manual
Over Current 110 - 350% 5% 200% 1 -10 sec 2 sec Yes Auto/ Manual
Current Unbalance 20 – 60 %  5% 50% 4 sec Fixed 4 sec Yes Auto/ Manual
Current Single Phasing Yes NA NA 4 sec Fixed 4 sec Yes Auto/ Manual
Reverse Phase  Yes NA NA Instant ( < 2 sec) NA Yes (Password protected) Auto/ Manual
Rotor Lock 200- 800% 50% 700% Instant ( < 2 sec) NA Yes Auto/ Manual
Earth Fault 10- 100% 10% 30% 0.5-10 sec 0.5 sec Yes Auto/ Manual
    Fault Memory
  • Fault MemoryLast 10 faults
    Resetting Mode
  • Reset Auto / Manual
    Display
  • Display8 X 2 AN LCD
    Weight
  • Weight400gms (Approx.)
    Dimensions (mm)
  • Overall (L x W x D)100 x 73 x 113
  • Mounting (L x W)35 mm DIN Rail
    Note:
  • Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)

Applications

Crane Motors

AHU Fan /Pump Motors

Heavy Duty Motors

Screw Compressors

HT Motors

Pump protection

Pump House Automation

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CONTACT

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delhi@minilecgroup.com

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