IRI PRO V2



EFSPL - MPEFSPL

The analog current signal obtained from the protection CT is stepped down using interposing CT.

Key Features

EFSPL (Flush) / DEFSPL (DIN) :
» Static Design
» DEFT Time delay operation
» DIP Switch Setting
» Wide operating voltages
» Rugged and Tropicalized design

MPEFSPL (Flush) / DMPEFSPL (DIN) :
» Micro Processor based Design
» IDMT (4 IEC curves), Definite Time & Instantaneous
» Wide setting ranges
» LCD Display with programmable Settings
» Fully digital acquisition & processing of data
» Display of Trip value of the current
» Wide operating voltages
» Rugged and Tropicalized design

CBCT Optional :
» Tape Wound / Resin Cast design
» 40 / 65 / 100 / 150 / 200 / 250 / 300 mm Dia with CT sec 1A only


  IMDT / DEFT Earth Fault protection (51N)


  Instantaneous Earth Fault High Set (50N) (MPEFSPL / DMPFSPL only)

  4 IDMT Curve : NINV 3.0 / 1.3 / Long Time Inverse (MPEFSPL / DMPEFSPL only)

Variants / Ordering Information :
MICRO PROCESSOR TYPE EARTH LEAKAGE RELAY


EARTH LEAKAGE RELAY - STATIC TYPE


Hardware

EFSPL (Flush) / DEFSPL (DIN) :

  Aux Supply : 85V-275V AC/DC or 50-550V AC/DC

  DIP Switch Setting

  Cut Out Dimension : 90 (h) x 90 (W)

  Over all Dimension

     » Flush - 96 (h) x 96 (W) x 70 (d)
     » DIN – 80 (W) x 95 (H) x 75 (D)

  Mounting : Flush & DIN

MPEFSPL (Flush) / DMPEFSPL (DIN) :

  Aux Supply : 85V-275V AC/DC or 50-550V AC/DC

  Back-Lit LCD display Two line 8 characters.

  Red LED-DEFT/IDMT trip

  Cut Out Dimension : 90 (h) x 90 (W)

  Over all Dimension

     » Flush - 96 (h) x 96 (W) x 70 (d)
     » DIN – 80 (W) x 95 (H) x 75 (D)

  Mounting : Flush & DIN

Standards


  according to IEC - 60255

  • EARTH FAULT RELAY (EFR) – (MPEFSPL) FLUSH MOUNTING

  • FAULT RELAY (EFR) – (DMPEFSPL) DIN MOUNTING

Front View

Side View

Top View