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Home » Products » SIEMENS Siprotec Protection Relay » Siprotec 7SD61 cable differential siemens protection Relay

Siprotec 7SD61 cable differential siemens protection Relay

Siprotec 7SD61 cable differential siemens protection Relay
Siprotec 7SD61 cable differential siemens protection Relay
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Product Code : 7SD61
Brand Name : SIEMENS
Price And Quantity
  • Minimum Order Quantity
  • 1 Piece
  • Unit of Measure
  • Unit/Units
  • Price
  • Depends INR
Product Description

Protection functions

  • Differential protection for universal use with power lines and cables on all voltage levels with phase-segregated measurement (87L)

  • Two line ends capability

  • Suitable for transformers in protected zone (87T)

  • Restricted earth-fault protection (87N) if a transformer is within the protection zone

  • Well-suited for serial compensated lines

  • Two independent differential stages: one stage for sensitive measuring for high resistance faults and one stage for high current faults and fast fault clearance

  • Breaker-failure protection (50BF)

  • Phase and earth overcurrent protection with directional element (50, 50N, 51, 51N, 67, 67N)

  • Phase-selective intertripping (85)

  • Overload protection (49)

  • Over/undervoltage protection (59/27)

  • Over/underfrequency protection (81O/U)

  • Auto-reclosure single/three-pole (79)

Control functions

  • Command inputs for control of CB and disconnectors (isolators)

Monitoring functions

  • Self-supervision of the relay

  • Trip circuit supervision (74TC)

  • 8 oscillographic fault records

  • CT-secondary current supervision

  • Event logging / fault logging

  • Switching statistics

Front design

  • User-friendly local operation

  • PC front port for convenient relay setting

  • Function keys and 8 LEDs for local alarm

Communication interfaces

  • 1 serial protection data (R2R) interface

  • Front interface for PC connection

  • System interface 
    - IEC 61850 Ethernet 
    - IEC 60870-5-103 protocol 
    - PROFIBUS-DP, DNP 3.0 and MODBUS

  • Service / modem interface (rear)

  • Time synchronization via IRIG-B, DCF77 or system interface

Features

  • Browser-based commissioning tool

  • Direct connection to digital communication networks

Trade Information
  • Main Domestic Market
  • All India

RELISERV SOLUTION
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RELISERV SOLUTION
Office No.-9, Plot 53/54, Sector-34, Space Heights, Near Tawa Hotel, Kamothe, Navi Mumbai - 410209, Maharashtra, India
Phone :+917042305105
Mr. Piyush Lalchand Rathi (Partner)
Mobile :+917042305105
Mr. Rajesh Sawale
Mobile :+917042305105