GE Power Management
SPM Synchronous Motor Protection & Control
i
TABLE
OF
CONTENTS
1. INTRODUCTION
1.1 OVERVIEW
1.1.1
GENERAL DESCRIPTION ........................................................................ 1-1
1.1.2
FUNCTIONAL OVERVIEW........................................................................ 1-1
1.2 ORDERING
1.2.1
ORDER CODES ........................................................................................ 1-3
1.2.2
ACCESSORIES ......................................................................................... 1-3
1.3 SPECIFICATIONS
1.3.1
SPM SPECIFICATIONS ............................................................................ 1-4
2. INSTALLATION
2.1 OVERVIEW
2.1.1
DESCRIPTION .......................................................................................... 2-1
2.1.2
ELEMENTS OF A SYNCHRONOUS MOTOR CONTROLLER................. 2-1
2.2 MECHANICAL INSTALLATION
2.2.1
UNPACKING THE SPM............................................................................. 2-2
2.2.2
REMOVING THE DRAWOUT RELAY....................................................... 2-2
2.2.3
INSERTING THE DRAWOUT RELAY....................................................... 2-2
2.2.4
MOUNTING THE SPM .............................................................................. 2-2
2.2.5
SPM MOUNTING ACCESSORIES............................................................ 2-2
2.3 ELECTRICAL INSTALLATION
2.3.1
DESCRIPTION .......................................................................................... 2-4
2.3.2
GROUNDING............................................................................................. 2-6
2.3.3
FIELD AND EXCITER VOLTAGE INPUTS ............................................... 2-6
2.3.4
RELAY OUTPUTS ..................................................................................... 2-6
2.3.5
CURRENT TRANSFORMER INPUT......................................................... 2-6
2.3.6
POWER FACTOR OUTPUT...................................................................... 2-6
2.3.7
DC FIELD CURRENT INPUT .................................................................... 2-6
2.3.8
EXCITER VOLTAGE OUTPUT MONITOR................................................ 2-6
2.3.9
POWER FACTOR REGULATION OUTPUT ............................................. 2-7
2.3.10 CONTROL VOLTAGE ............................................................................... 2-7
2.3.11 EXTERNAL VOLTAGE PF REFERENCE ................................................. 2-7
2.3.12 RS485 COMMUNICATIONS PORT .......................................................... 2-8
3. SYNCHRONOUS MOTOR
APPLICATIONS
3.1 OVERVIEW
3.1.1
GENERAL.................................................................................................. 3-1
3.2 COLLECTOR-RING MOTORS
3.2.1
STARTING AND SYNCHRONIZING ......................................................... 3-5
3.2.2
RELUCTANCE TORQUE SYNCHRONIZING ........................................... 3-6
3.2.3
STARTING PROTECTION ........................................................................ 3-7
3.2.4
REDUCED VOLTAGE STARTING ............................................................ 3-8
3.2.5
POWER FACTOR (PULL-OUT) PROTECTION...................................... 3-10
3.2.6
POWER FACTOR OPERATION ............................................................. 3-11
3.2.7
CONTROLLER ACTION DURING PULL-OUT........................................ 3-12
a RESYNC MODE ...................................................................................... 3-12
b RIDE-THRU MODE ................................................................................. 3-12
3.2.8
EFFECT OF VOLTAGE DIPS ON MOTOR POWER FACTOR .............. 3-13
3.2.9
POWER FACTOR DETECTION & INDICATION – OVERHAULING LOAD 3-
15
3.2.10 POWER FACTOR REGULATION ........................................................... 3-16
3.3 BRUSHLESS CONTROLLER
3.3.1
DESCRIPTION ........................................................................................ 3-17
Summary of Contents for SPM Series
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