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Selec MPR-341-2 Digital Motor Protection Relay MPR-341-2

Selec MPR-341-2 Digital Motor Protection Relay MPR-341-2

Brand
Selec
Model number
MPR-341-2

Selec MPR-341-2 digital motor protection relay: 96 X 96mm, panel mount.

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Key features

  • Monitors: Phase loss, Phase unbalance, Phase sequence, Overload trip current, Under / Over current in 3Ø motors
  • Accuracy : 5% of set value
  • 2 C/O output relay
  • Auto / Remote test available
  • MPCT range : 10A - 80A Earth Fault Current Measurement with EFCT : 1A to 160A
  • Aux supply : 90 - 270V AC / DC

Specifications

Specifications
Measuring ParameterMonitors Over Load (As per NEMA Curve), Over Current, Under Current, Earth Fault, Lock Current, Current Asymmetry, Phase Sequence, Phase Failure
Electrical Connection3Ø - 3W
Test / ResetManual / Auto reset
No. of LED2
Voltage Measuring Range90V - 270V AC / DC
Earth Fault Current Measurement with EFCT31A to 160A
Current Measuring Range3A - 80A (via external MPCT)
Power Consumption4VA (max)
Output ContactTrip 1 C/O Alarm 1 C/O (Programmable as Trip / Alarm), Relay Rating NO 5A@250V AC / 28VDCNC 3A@250V AC / 28VDC
AccuracyTime ±5%+100msec Current 5% of IR(Rated Current), Reset Auto / Manual
Functional SpecificationsOver Load NEMA class : Start with OFF then Curve 5, 10, 15, 20, 30, Over Current Ranges : Start With OFF then 4A TO 480A of IR (Rated Current) Step Size : 1A
Time SettingOver Current Trip Time: 0 - 999sec, Under Current Ranges : Start With OFF then 1A TO 79A, Of IR (Rated Current) Step Size : 1A, Under Current Trip Time: 0 - 999sec, Current Asymmetry Ranges : Start With OFF then 1A TO (Ir-1)A, Of IR (Rated Current) Step Size : 1A, Current Asymmetry Trip time: 0 - 999sec, Locked current / Stall current: (Ir+1)A to 60A(Default :20A), (Ir+1)A to 240A(Default : 80A), (Ir+1)A to 480A(Default: 160A) Step Size : 1A, Locked Current Trip time: 0 - 999sec, Earth Fault Ran
Auto Restart Attempt Time Frame0 - 999sec for Current related parameter, 0 - 999sec for EFR
MountingPanel Mount
Size96 X 96mm

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

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