GE  Multilin F650 F650BFBF2G0HIE FEEDER PROTECTION RELAY

1. Primary Function‌

The ‌GE Multilin F650 (F650BFBF2G0HIE)‌ is a ‌versatile feeder protection relay and bay controller‌ designed for ‌medium-voltage (MV) and high-voltage (HV) power distribution systems‌.

It integrates ‌protection, control, automation, and monitoring‌ functions in a single device, ensuring reliable operation of electrical feeders and switchgear bays.

2. Key Features & Capabilities‌

A. Advanced Protection Functions‌

Overcurrent (ANSI 50/51. 67)‌ – Phase, ground, and directional overcurrent protection.

Voltage Protection (ANSI 27/59)‌ – Under/overvoltage and frequency protection.

Arc Flash Detection (AFD)‌ – Optional arc-sensing for enhanced safety.

Breaker Failure Protection (ANSI 50BF)‌ – Detects breaker malfunctions.

B. Bay Control & Automation‌

Multilin F650

Local/Remote Control‌ – Supports manual and automated switching operations.

Multilin F650

Programmable Logic (FlexLogic™)‌ – Customizable logic for automation schemes.

Synchrocheck (ANSI 25)‌ – Ensures safe breaker closing.

C. Communication & SCADA Integration‌

IEC 61850 (GOOSE & MMS), DNP3. Modbus RTU/TCP‌ – Seamless integration with substation automation systems.

Ethernet & Serial Ports‌ – Multiple communication options for real-time data exchange.

D. Monitoring & Diagnostics‌

Real-Time Metering‌ – Tracks current, voltage, power, energy, and harmonics.

Event & Fault Recording‌ – Stores oscillography and sequence-of-events (SOE) logs.

HMI & LED Indicators‌ – Intuitive interface for configuration and status monitoring.

3. Typical Applications‌

Industrial Power Distribution‌ – Protects feeders in plants, refineries, and data centers.

Utility Substations‌ – Used in ring-main, radial, and breaker-and-a-half configurations.

Renewable Energy Systems‌ – Ensures grid stability in solar/wind farms.