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Home » Products » SIEMENS Siprotec Protection Relay » 7SA61 Distance Protection Relay For All Voltage Levels

7SA61 Distance Protection Relay For All Voltage Levels

7SA61 Distance Protection Relay For All Voltage Levels
7SA61 Distance Protection Relay For All Voltage Levels
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Product Code : 7SA61
Brand Name : SIEMENS
Price And Quantity
  • Minimum Order Quantity
  • 1 Piece
  • Unit of Measure
  • Piece/Pieces
  • Price
  • 1 Lakh INR
Product Description

Functions Protection functions

·         Non-switched distance protection with 6 measuring systems (21/21N)

·         High resistance earth-fault protection for single and three-phase tripping (50N, 51N, 67N)

·         Earth-fault detection in isolated and resonant-earthed networks

·         Tele (pilot) protection (85)

·         Fault locator (FL)

·         Power-swing detection/tripping (68/68T)

·         Phase-overcurrent protection (50/51)

·         Switch-onto-fault protection(50HS)

·         STUB bus overcurrent protection (50STUB)

·         Overvoltage/undervoltage protection(59/27)

·         Over/underfrequency protection (81O/U)

·         Auto-reclosure (79)

·         Synchro-check (25)

·         Breaker failure protection (50BF)

·         Thermal overload protection (49)

Control functions

·         Commands for control of c.b. and isolators

Monitoring functions

·         Trip circuit supervision (74TC)

·         Self-supervision of the relay

·         Measured-value supervision

·         Event logging

·         Fault logging

·         Oscillographic fault recording

·         Switching statistics

Front Design

·         Easy operation with numeric keys

·         Function keys

·         LEDs for local alarm

·         PC front port for convenient relay setting

Communication interfaces

·         Front interface for connecting a PC

·         System interface for connecting to a control system via various protocols 
- IEC 60870-5-103 protocol 
- PROFIBUS-FMS/-DP 
- DNP 3.0 
- IEC 61850 Ethernet

·         1 serial protection data interface for teleprotection

·         Rear-side service/modem interface

·         Time synchronization via - IRIG-B or DCF 77 or - System interface


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 :91-22-64525500
Mr. Piyush Lalchand Rathi (Partner)
Mobile :+919819614841, +919769207841
Mr. Rajesh Sawale
Mobile :+919819614841, +919769207841