GE F650-G-N-A-B-F-2-G-1-HI-C-E protection device

Description

The GE F650-G-N-A-B-F-2-G-1-HI-C-E protection device, as part of the GE Multilin F650 series, is designed specifically for the protection, control, and automation of feeders or related applications. The following is a detailed analysis of the protective device:

1、 Basic Information
Model: F650-G-N-A-B-F-2-G-1-HI-C-E
Brand: GE
Manufacturer: General Electric
Series: Multilin F650
2、 Main functions and features
Comprehensive and flexible protection and control:
This device provides time, instantaneous and directional phase, neutral point, grounding, and sensitive grounding overcurrent protection.
Support load shedding schemes based on voltage and frequency components, as well as distributed generation (DG) interconnection protection, including active and passive islanding prevention functions.
It has functions such as manual shutdown, cold load pickup control, forward power and directional power devices.
Advanced automation features:
Adopting a modular pull-out structure to shorten replacement time.

Equipped with a large LCD and single line diagram, it can be used for interval monitoring and control of various feeder arrangements, including ring busbars, double circuit breakers or circuit breakers, and half circuit breakers.
Reduce troubleshooting time and maintenance costs through IEEE 1588 (PTP), IRIG-B, and SNTP time synchronization, as well as event reporting, waveform capture, and data loggers.
Communication and Integration:
Simplify system integration, support serial and Ethernet interfaces as well as multiple protocols, including embedded IEC ® 61850 protocol (and support for version 2), IEC 60870-5-103/104, IEC 62439/PRP/HSR, IEEE 802.1D/RSTP, etc.
Frequency protection:
Provide 6-level over frequency and over low frequency components, using voltage or frequency based load shedding techniques to improve network stability.
Allow direct backup protection and tripping when protecting feeders and other frequency sensitive power equipment.
Monitoring and detection:
Support functions such as load intrusion monitoring, wattmeter grounding fault detection, second harmonic suppression, CT monitoring, etc.
It has functions such as four stroke automatic reclosing with synchronous inspection, trip circuit monitoring, circuit breaker control, and circuit breaker fault detection.
3、 Application Fields
The GE F650-G-N-A-B-F-2-G-1-HI-C-E protection device is widely used in the following fields:

Power system: used to protect and monitor the current, voltage, frequency and other parameters of power equipment (such as transformers, generators and cables), and perform fault detection and disconnection operations according to the set protection logic.
High voltage substation: protects and controls substation equipment such as circuit breakers, isolating switches, and voltage transformers, monitors faults and anomalies during power transmission and distribution processes.
Industrial automation system: monitors and protects various industrial equipment, such as motors, engines, and conveyor systems, to prevent equipment overload, overheating, and other malfunctions.
Power plants and process equipment: Monitor the operating status of generator sets, boilers, steam turbines, and other equipment, and take corresponding protective measures in the event of faults or abnormal situations.
4、 Summary
The GE F650-G-N-A-B-F-2-G-1-HI-C-E protection device plays an important role in the fields of power systems and industrial automation due to its comprehensive and flexible protection and control functions, advanced automation features, and extensive communication and integration capabilities. By providing precise protection and monitoring, this device helps ensure the safe operation of power and industrial equipment, improving production efficiency and system stability.