GE Multilin F650BABF2G0HIS6E – Feeder Protection & Bay Controller Relay

The GE Multilin F650BABF2G0HIS6E is a high-performance feeder protection and bay controller relay designed for advanced automation and control of electrical feeders. As part of GE’s Multilin F650 series, it provides robust protection, extensive control capabilities, and flexible configuration options tailored to modern electrical distribution systems.

Technical Specifications

• Model Number: F650BABF2G0HIS6E
  (Indicates specific hardware and software configuration)

• Application: Feeder Protection and Bay Control

• Display: Graphic LCD with IEC symbols

• Rear Serial Communications: Redundant Glass Fiber Optic

• Rear Ethernet Communications: Redundant 10/100 Base TX with Precision Time Protocol (IEEE 1588)

• I/O Configuration:

• Slot F: 16 Digital Inputs + 8 Digital Outputs

• Slot G: Empty (as per model code)

• Auxiliary Voltage: High (110–250 VDC)

• Language: English (Front Panel and Firmware)

• Environmental Protection: Harsh chemical environment conformal coating

• Enhanced Display Features: Front USB port for configuration and diagnostics

Communication Protocols

• IEC 61850 Edition 2 (Certified)

• Modbus® RTU & TCP/IP

• DNP 3.0 Level 2

• IEC 60870-5-104

Key Features

Comprehensive Protection Functions

• Overcurrent Protection:

• Instantaneous and time-overcurrent for phase, neutral, ground/sensitive ground, and negative sequence currents

• Supports a wide range of time curves: IEEE/ANSI, IEC A/B/C, long time inverse, short time inverse, GE IAC, I²t, definite time, and 4 user-defined curves

• Over/Under Voltage Protection:

• Phase undervoltage/overvoltage (three individual phase components)

• Neutral and auxiliary voltage protection

• Ideal for load shedding, source transfer, and backup protection

• Over/Under Frequency Protection:

• Six-stage overfrequency and underfrequency elements

• Supports frequency-based load shedding

• Directional Supervision:

• For phase, neutral, ground, and sensitive ground currents

• Breaker Failure Protection:

• Detects breaker operation failures and initiates backup actions

• CT/VT Supervision:

• Monitors transformer circuit integrity and blocks functions during faults

• Trip Circuit Monitoring:

• Ensures integrity of breaker trip and close coils

• Locked Rotor Protection

• Arc Flash Detection

• Built-in arc detection enhances personnel safety

Advanced Control and Automation

• Bay Control:

• Supports complex feeder schemes (e.g., ring bus, double breaker, breaker-and-a-half)

• Programmable Logic:

• Enables customized protection and control sequences

• Load Shedding and Transfer Schemes:

• Increases system reliability and uptime

Monitoring and Metering

• Real-time data acquisition and system diagnostics

• Extensive monitoring of electrical parameters

User Interface

• Large Graphic LCD:

• Displays with IEC symbols for intuitive operation

• HMI with Programmable Buttons:

• Easy navigation of settings and control menus

Robust Construction

• Engineered for long-term operation in industrial environments

• Modular draw-out design for simplified maintenance and minimal downtime

Flexible Integration

• Compatible with a wide range of substation automation systems

• Redundant communication ensures high availability and reliability