GE 489 Management Relay System Industrial Protection Module
Description
GE 489 Management Relay System Industrial Protection Module is a generator management relay designed specifically for generator protection and management, offering high reliability, high precision, and ease of use for medium and small-sized synchronous or induction generators.
| Specification | Value |
|---|---|
| Input Voltage | 90-300 VDC or 70-265 VAC (48-62 Hz) |
| Phase Current Input | 5A CT secondary (P5) |
| Analog Output | 4-20 mA |
| Control Power Supply | HI (90-300 VDC or 70-265 VAC, 48-62 Hz) |
| Display | Enhanced LCD screen with 40-character display |
| Communication Interfaces | RS232, RS485, Modbus RTU, DNP 3.0 |
| CT Inputs | 7 inputs for three-phase, neutral, and ground current detection |
Key Features:
- Enhanced LCD screen with larger display area and 40-character support for clear status monitoring
- Modular, draw-out structure for easy installation, maintenance, and reduced downtime
- High reliability for harsh environments, compliant with multiple international standards
- Programmable configuration via software such as 489 Enervista 489PC
- Comprehensive protection functions including overcurrent, overvoltage, undervoltage, stator differential protection, bearing over-temperature, breaker failure, and VT fuse fault detection
- Advanced monitoring and metering with RMS current, voltage, 3-phase power, temperature detection via 12 RTDs, and event recording for up to 40 recent events
Applications:
- Power plants for protection and control of steam turbine and hydro turbine generators
- Industrial self-generation systems, pumps, and compressors
- Data centers for backup generator protection
- Renewable energy systems including wind and solar power installations
- Cogeneration applications as primary or backup protection
Related Models:
- GE 489-P5-HI-A20-E
- GE SR489-P5-HI-A20
- GE SR489-P1-HI-A20-E-H