Voltage Monitoring Relays
Frequency Monitoring Relays
Power Monitoring Relays & CBCT
Level Controllers – Conductive Liquids
Level Controllers – Non Conductive Liquids
Process/Plant Control and Automation
Twin AC Controller

Monitoring Relays

F3 EFR1

F3 EFR1 Monitoring Relays - Minilec group

Technical Data

    System Supply
  • System 24-30 VDC / 110-240 V AC / DC
  • Auxillary 380-440 V AC ±20%
    Ext. Input
  • Ext. Input 1A or 5A (Selectable) CBCT Secondary
    Output Contact
  • Output Relay Contact 1 CO (2 CO) (Pick up on Fault)
    Trip Setting
  • EF Trip Setting 10% -100% (adjustable) of CT sec
  • Under CurrentN.A.
  • Over Voltage N.A.
    Trip Time Delay
  • Trip Time Delay0.1-1.0 / 1-10 Sec. (Adjustable)
    Power on Delay
  • Power on Delay N.A.
    Resetting
  • Reset Manual / Remote (Selectable)
    Weight
  • Weight550 gms.
    Dimensions (mm)
  • Overall (L x W x D)76 x 56.5 x 117.5
  • Mounting (L x W)67 x 46 alt / 35 mm rail Mounting
    Note:
  • Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)
    System Supply
  • System 100 - 120 / 220 - 240 / 380 - 440 V AC ± 20%
  • Auxillary 100 - 120 / 220 - 240 / 415 V AC ± 20%, 50 / 60 Hz. 24 V DC ± 20%
    Ext. Input
  • Ext. Input 1 Amp / 5 Amp (selectable) CBCT Secondary
    Output Relay Contact
  • Output Relay Contact 2 CO
    Trip Setting
  • Earth Fault10% to 100%
    Trip Time Delay
  • Trip Time Delay0.1 to 1 sec. or 1 to 10 sec. (Adjustable)
    Resetting Mode
  • Resetting Mode Manual / Remote
    Operating Mode
  • Operating Mode Non Fail Safe
    Weight
  • Weight550 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)

Applications

Generator Panels

AMF Panels, MCC panels

Synchronizing Control Panels

Air Circuit Breakers (With shunt Trip Coil)

Motor Control Panels

MCCB (With Shunt Trip Coil)

CONTACT

Delhi
delhi@minilecgroup.com

Kolkata
kolkata@minilecgroup.com

Mumbai
mumbai@minilecgroup.com

Bangalore
bangalore@minilecgroup.com