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Home » Products » SIEMENS Siprotec Protection Relay » 7VK61 Breaker Management Protective Relay

7VK61 Breaker Management Protective Relay

7VK61 Breaker Management Protective Relay
7VK61 Breaker Management Protective Relay
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Product Code : 7VK61
Brand Name : SIEMENS
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  • Minimum Order Quantity
  • 1 Piece
  • Unit of Measure
  • Unit/Units
  • Price
  • N/A INR
Product Description

FunctionsProtection functions

·         Single and/or three-pole auto-reclosure

·         Synchro-check with live/dead line/bus measurement

·         Closing under asynchronous conditions (consideration of CB operating time)

·         Circuit-breaker failure protection with two stages (single and three-pole with/without current)

·         End-fault protection

·         Pole-discrepancy protection

·         Overvoltage/undervoltage protection

Control function

·         Commands f. ctrl. of CB and isolators

Monitoring functions

·         Operational measured values

·         Self-supervision of the relay

·         Event buffer and fault protocols

·         Oscillographic fault recording

·         Monitoring of CB auxiliary contacts

·         Switching statistics


·         All functions can be used separately

·         Initiation/start by phase-segregated or 3-pole trip commands

·         Auto-reclosure for max. 8 reclose cycles

·         Evolving/sequential trip recognition

·         Auto-reclosure with ADT, DLC, RDT

·         Synchro-check with ΔV, Δ , Δf measurement

·         Breaker failure protection with highly secure 2-out-of-4 current check detectors

·         Breaker failure protection with short reset time and negligible overshoot time

Communication interfaces

·         Front interface for connecting a PC

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

·         Rear-side service/modem interface

·         Time synchronization via 
– IRIG-B or DCF77 or system interface


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