Siemens 7VK6101-4AB11-4YD0 SIPROTEC 7VK61 Breaker Management Relay Unit

Feature & Principle

This bay control relay collects voltage, current and breaker auxiliary contact signals. It realizes remote/local opening/closing control, single-pole or three-pole auto-reclosing, synchronism check and trip circuit supervision. It supports fault event recording and communicates with substation SCADA system for bay status upload and interlocking.

Specifications

Model: 7VK6101-4AB11-4YD0 Brand: Siemens Series: SIPROTEC 7VK61 Function: Breaker control, auto-reclosure, synchro-check Measuring inputs: 4 voltage, 4 current channels Communication: RS485, Digsi4 protocol Housing: 1/3 19 inch panel mount Certification: IEC61850, CE, UL

Components & Diagnostics

Main CPU board, signal sampling module, relay output contact group, LCD display and operation keypad, status LED indicators. Common faults: communication interruption, control loop failure, synchro-check false blocking, relay contact burnout and power supply anomaly.

Product Brief

7VK6101-4AB11-4YD0 relay, Siemens substation protection spare widely used for power plant, industrial substation medium voltage switchgear bay control cabinets.