489-P1-HI-A20-E GE generator management relay

Product Description

The GE Multilin 489-P1-HI-A20-E is a high-performance Generator Management Relay designed for comprehensive protection and monitoring of industrial generators.

It provides precise detection of overcurrent, undervoltage, ground fault, and phase loss, helping to prevent equipment damage and unplanned downtime.

Equipped with an enhanced 40-character LCD, the relay offers clear visualization of generator status, operational parameters, and event history.

Moreover, it supports RS232 serial communication, enabling remote monitoring, configuration, and diagnostics through a secure interface.  Dual setpoint groups allow flexible operation and redundancy for critical systems.

The compact and rugged design ensures reliable performance in harsh industrial environments, including power plants, manufacturing facilities, and utility applications.

Additionally, the SR489-P1-HI-A20-E integrates seamlessly into existing automation and control systems, supporting scalable solutions for generator management.

Technical Specifications

489-P1-HI-A20-E

489-P1-HI-A20-E

Specification    Details

Model Number    489-P1-HI-A20-E

Manufacturer    General Electric (GE)

Series    Multilin SR489

Product Type    Generator Management Relay

Display    Enhanced 40-character LCD

Communication Interface    RS232 serial port

Input Voltage    24 VDC

Input Current Range    100–400 A

Protection Functions    Overcurrent, undervoltage, ground fault, phase loss

Redundancy Support    Dual setpoint groups via digital input

Diagnostics    Built-in self-monitoring and fault reporting

Mounting Type    Panel-mounted

Dimensions    114 mm × 89 mm × 51 mm

Weight    2 kg

Condition    Brand new

Country of Origin    USA

1: What protections does the SR489 relay provide?

1: It detects overcurrent, undervoltage, ground faults, and phase loss, protecting generators from damage.

2: Can the relay be monitored remotely?

2: Yes, it supports RS232 communication for remote monitoring and configuration.

3: What is the display type?

3: It features an enhanced 40-character LCD for clear status visualization.

4: Does it support redundancy?

4: Yes, dual setpoint groups enable flexible operation and system redundancy.

5: Is the relay suitable for harsh environments?

5: Absolutely, its compact and rugged design ensures reliable industrial performance.