INSTALLATION AND OPERATION
SX TRANSISTOR CONTROL Page 1
SEPARATELY EXCITED (SX) TRANSISTORIZED TRACTION MOTOR CONTROL
AND SERIES PUMP MOTOR CONTROL
INSTALLATION AND OPERATION MANUAL
(IC3645SR4W606N6, IC3645SR7W455N8, IC3645SP4U450N10 and IC3645SP7U350N9)
Note: The information contained herein is intended to assist OEM's, Dealers and Users of electric vehicles
in the application, installation and service of GE solid-state controllers. This manual does not purport to
cover all variations in OEM vehicle types. Nor does it provide for every possible contingency to be met
involving vehicle installation, operation or maintenance. For additional information and/or problem
resolution, please refer the matter to the OEM vehicle manufacturer through his normal field service
channels. Do not contact GE directly for this assistance.
Table of Contents
General Electric Company October 2002
Section 1.0 INTRODUCTION.........................................................................................................................................................4
1.1 Motor Characteristics...............................................................................................................4
1.2 Solid-State Reversing................................................................................................................5
1.3 Flexible System Application .....................................................................................................5
1.4 More Features with Fewer Components.................................................................................5
Section 2.0 FEATURES OF SX FAMILY OF MOTOR CONTROLLERS.....................................................................................6
2.1 Performance ..............................................................................................................................6
2.1.1 Oscillator Card Features...................................................................................................6
2.1.1.a Standard Operation...................................................................................................6
2.1.1.b Creep Speed ...............................................................................................................6
2.1.1.c Controlled Acceleration and 1A Time .....................................................................6
2.1.2 Current Limit.......................................................................................................................6
2.1.3 Braking................................................................................................................................6
2.1.3.a Plug Braking...............................................................................................................6
2.1.3.b Regenerative Braking to Zero Speed.......................................................................6
2.1.3.c Pedal Position Plug Braking.....................................................................................6
2.1.3.d Auto Braking ..............................................................................................................6
2.1.3.e Brake Pedal Regenerative Braking..........................................................................6
October 2002
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