GE IC3645SR4R333AS1 Installation And Operation Manual

INSTALLATION AND OPERATIONSX TRANSISTOR CONTROL Page 1April 1999SEPARATELY EXCITED (SX) TRANSISTORIZED DUAL MOTOR TRACTION CONTROLLERSINSTALLATION AND OPERATION MANUAL(IC3645SR4R333AS1)Note: The information contained herein is intended to assist OEM's, Dealers and Users of electric vehicles in theapplication, installation and service of GE solid-state controllers. This manual does not purport to cover allvariations in OEM vehicle types. Nor does it provide for every possible contingency to be met involving vehicleinstallation, operation or maintenance. For additional information and/or problem resolution, please refer the matterto the OEM vehicle manufacturer through his normal field service channels. Do not contact GE directly for thisassistance.Copyright by General Electric Company April 1999Section 1.0 INTRODUCTION ........................................................................................................................................................ 41.1 Motor Characteristics .............................................................................................................. 41.2 Solid-State Reversing............................................................................................................... 51.3 Flexible System Application..................................................................................................... 51.4 More Features with Fewer Components ................................................................................ 5Section 2.0 FEATURES OF SX FAMILY OF MOTOR CONTROLLERS .................................................................................... 62.1 Performance.............................................................................................................................. 62.1.1 Oscillator Card Features .................................................................................................. 62.1.1.a Standard Operation .................................................................................................. 62.1.1.b Creep Speed............................................................................................................... 62.1.1.c Control Acceleration ................................................................................................ 62.1.2 Current Limit ...................................................................................................................... 62.1.3 Braking ............................................................................................................................... 62.1.3.a Regenerative Braking to Zero Speed...................................................................... 62.1.3.b Auto Braking.............................................................................................................. 62.1.4 Auxiliary Speed Control.................................................................................................... 62.1.4.a Field Weakening........................................................................................................ 62.1.4.b Speed Limits .............................................................................................................. 62.1.5 Ramp Start ......................................................................................................................... 72.1.6 On-Board Coil Drivers and Internal Coil Suppression ................................................. 72.2 System Protective Override ..................................................................................................... 72.2.1 Static Return to Off (SRO) ............................................................................................... 72.2.2 Accelerator Volts Hold Off............................................................................................... 7Table of Contents