GE Multilin 489 User Manual

489 GENERATOR MANAGEMENT RELAY – INSTRUCTION MANUAL 2–1
489 Generator Management Relay
Chapter 2: Introduction
Digital Energy
Multilin
Introduction
2.1 Overview
2.1.1 Description
The 489 Generator Management Relay is a microprocessor-based relay designed for the
protection and management of synchronous and induction generators. The 489 is
equipped with 6 output relays for trips and alarms. Generator protection, fault diagnostics,
power metering, and RTU functions are integrated into one economical drawout package.
The single line diagram illustrates the 489 functionality using ANSI (American National
Standards Institute) device numbers.
Courtesy of NationalSwitchgear.com

GE Multilin 489 Specifications

General

Brand	GE
Model	Multilin 489
Category	Relays
Language	English