F3 ELR1

Application

  • Generator Panels
  • Synchronizing Control Panels
  • AMF Panels, MCC panels
  • Air Circuit Breakers (With shunt Trip Coil)
  • MCCB (With Shunt Trip Coil)
  • Motor Control Panels

Overview

  • Earth leakage monitoring of 3 phase systems,
  • Microcontroller based design,
  • SMD technology, Manual Reset,
  • Input through CBCT,
  • Adjustable trip setting,
  • Adjustable trip delay & ON delay,
  • 2 CO relay output
  • Failsafe-non-failsafe seletable
Category:
S2 CMR3
S2 CMR4

Description

Technical Specification

Supply Voltage

  • System 100 – 120 / 220 – 240 / 380 – 440 V AC
  • Auxillary 24 / 30 V DC ± 10% / 110 – 240 V AC / DC ± 20% / 380 / 415 / 440 V AC ± 20%, 50 Hz / 60                   Hz ± 3%

Ext. Input

  • Ext. Input Amp / 5 Amp CT Secondary OR 250 mA / 500 mA

Output Relay Contact

  • Output Relay Contact 2 CO 

Trip Setting

  • Earth Fault 5% to 80% (Adjustable) of Rated Current Input

Trip Time Delay

  • Trip Time Delay 0.025 to 10 sec.

Resetting Mode

  • Resetting Manual / Remote

Operating Mode

  • Operating Mode Non Fail Safe

Weight

  • Weight 300 gms (Approx.)

Dimensions (mm)

  • Overall (L x W x D) 96 X 96 X 80
  • Mounting (L x W) 92 X 92

Note:

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

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