GE Multilin 745 User Manual

Table of Contents745
Generator Management Relay
http://www.GEindustrial.com/multilin
iv
GE Multilin
Rear Terminal Layout..........................................................................................................................3-5
Wiring Diagrams..................................................................................................................................3-7
Phase Sequence and Transformer Polarity.......................................................................................3-9
AC Current Transformer Inputs..........................................................................................................3-9
AC Voltage Input................................................................................................................................3-10
Logic Inputs........................................................................................................................................3-10
Control Power ....................................................................................................................................3-11
Analog Input.......................................................................................................................................3-11
Tap Position Input..............................................................................................................................3-11
RTD Driver/Sensor.............................................................................................................................3-11
Output Relays ....................................................................................................................................3-12
Solid State Trip Output .....................................................................................................................3-12
Analog Outputs..................................................................................................................................3-12
RS485 / RS422 Communications......................................................................................................3-13
RS232 Front Panel Program Port .....................................................................................................3-14
IRIG-B..................................................................................................................................................3-15
Dielectric Strength.............................................................................................................................3-15
INTERFACES Hardware Interface
Front Panel ...........................................................................................................................................4-1
Display..................................................................................................................................................4-2
LEDs......................................................................................................................................................4-2
LED Indicators......................................................................................................................................4-2
Program Port........................................................................................................................................4-3
Keypad..................................................................................................................................................4-3
Setpoint Entry ......................................................................................................................................4-5
Diagnostic Messages ..........................................................................................................................4-6
Flash Messages ...................................................................................................................................4-6
enerVista Software Interface
Overview ..............................................................................................................................................4-7
Hardware..............................................................................................................................................4-7
Installing the enerVista 745 Setup Software .....................................................................................4-8
Connecting enerVista 745 Setup to the Relay
Configuring Serial Communications................................................................................................4-11
Using the Quick Connect Feature.....................................................................................................4-12
Configuring Ethernet Communications...........................................................................................4-13
Connecting to the Relay....................................................................................................................4-14
Working with Setpoints and Setpoint Files
Engaging a Device.............................................................................................................................4-15
Entering Setpoints.............................................................................................................................4-15
File Support........................................................................................................................................4-16
Using Setpoints Files.........................................................................................................................4-16
Upgrading Relay Firmware
Description .........................................................................................................................................4-21
Saving Setpoints To A File ...............................................................................................................4-21
Loading New Firmware.....................................................................................................................4-21
Advanced enerVista 745 Setup Features
Triggered Events ...............................................................................................................................4-23
Waveform Capture (Trace Memory)................................................................................................4-23
Trending (Data Logger).....................................................................................................................4-25
Event Recorder ..................................................................................................................................4-27
Modbus User Map.............................................................................................................................4-28
Viewing Actual Values ......................................................................................................................4-29
Using enerVista Viewpoint with the 745
Plug and Play Example .....................................................................................................................4-31
SETPOINTS Overview
Setpoint Message Map .......................................................................................................................5-1

GE Multilin 745 Specifications

General

Brand	GE
Model	Multilin 745
Category	Relays
Language	English