SLR 14S Self Power Relay

Stelmec Limited has been manufacturing various types of Outdoor and Indoor Control, Relay and Protection Panels up to 400kV for the last 20 years in their state of art manufacturing facility located at Usgaon near Mumbai.

Salient Features

SLR 14S Self Power Relay

  • Relay gets energized either from Current, Auxillary Power Supply, Front USB or Internal Battery
  • Site selectable 1 A & 5A CT Input User friendly Local HMI
  • Two Stages Over Current and Two Stage Earth Fault Protection Relay
  • IDMT Characteristics – Nl, VI, El, LTI, 35, 1.35, 0.65 & DTL for Phase and Earth Fault
  • Potential pulse output for direct triggering the
  • Circuit Breaker Coil
  • RS-485 Modbus
  • USB port for communication with PC/Laptop
  • Cold Load Pickup
  • Circuit Breaker
  • Failure Protection
  • Unbalance Protection
  • Remote Trip
  • Remote Protection Block
  • I or 2 Setting Groups
  • Storage of latest 99 nos. of Fault/ Events log with 1 ms Time Stamp Resolution
  • IEC 60870-5-103 and/or MODBUS-RTU
    Communication Protocol
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