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

Phase Failure Relays

S1 SUR1

S1 SUR1 Phase Failure Relays - Minilec Group

Protection against Phase Failure & Phase Unbalance

Fixed Unbalnce setting

1 CO Relay Contact

Technical Data

    Supply Voltage
  • System 415 VAC ± 20%, 48 Hz - 63 Hz ± 3%
  • Auxillary Built In
    Output Contacts
  • Output Contacts1 CO
    Trip Setting
  • Phase Sequence N.A.
  • Phase Unbalance 60 V ± 6 V (fixed)
    Trip Time Delay
  • On Phase Failure3.5 sec. ± 1.5 sec.
    Resetting Mode
  • Reset Auto
    Weight
  • Weight70 gms (Approx.)
    Dimensions (mm)
  • Overall (L x W x D)96 X 17.5 X 60
  • Mounting (L x W)35 mm DIN rail mounting
    Note:
  • Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)

Applications

Hoist Motor Control

3 Ph. Split AC machines

Agricultural Pump Starters

Machine Tools

Valve Actuator Motor

Injection Molding M/c

Connect with us

CONTACT

Delhi
delhi@minilecgroup.com

Kolkata
kolkata@minilecgroup.com

Mumbai
mumbai@minilecgroup.com

Bangalore
bangalore@minilecgroup.com