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Chapter 3 Paramters/Functions Innovation Series Medium Voltage GP Type - G Drives GEH-6385
LAN Overview............................................................................................3-34
Frame Phaselock Loop ................................................................................3-34
LAN Configuration and Health....................................................................3-35
LAN Signal Map.........................................................................................3-38
Motor Control Functions....................................................................................3-44
Motor Control Overview .............................................................................3-44
Flux Curve..................................................................................................3-45
Leakage Inductance Curve...........................................................................3-46
Line Transfer ..............................................................................................3-46
Motor Equivalent Circuit.............................................................................3-48
Motor Temperature Estimation ....................................................................3-49
Power Dip Protection ..................................................................................3-49
Tach Loss Detection....................................................................................3-50
Protective Functions...........................................................................................3-52
Custom User Faults.....................................................................................3-52
DC Link Protection .....................................................................................3-52
Ground Fault Protection (Fast).....................................................................3-54
Hardware Fault Strings................................................................................3-55
Heatsink Thermal Protection .......................................................................3-56
Line-Line Voltage Protection.......................................................................3-58
Motor Overtemperature Detection ...............................................................3-59
Phase Current Protection .............................................................................3-60
Timed Overcurrent Detection ......................................................................3-61
Transformer Overtemperature Detection......................................................3-65
Motor Ground Protection.............................................................................3-66
Phase Imbalance Monitor ............................................................................3-68
Line Monitor...............................................................................................3-70
Phase Lock Loop.........................................................................................3-72
Sequencer Functions ..........................................................................................3-74
Sequencer Overview....................................................................................3-74
Fault Reset Logic ........................................................................................3-74
Sequencer Permissives.................................................................................3-76
Stopping Commands and Modes..................................................................3-78
Sequencer Commands.................................................................................3-82
Sequencer Status.........................................................................................3-85
Main Contactor Configuration.....................................................................3-87
Speed Reference Functions.................................................................................3-89
Critical Speed Avoidance ............................................................................3-89
Local Speed Reference................................................................................3-90
Minimum Speed Limit ................................................................................3-91
Remote Speed Reference.............................................................................3-92
Speed Reference Generation........................................................................3-93
Speed Reference Ramp................................................................................3-94
Speed Reference Reverse.............................................................................3-97
Speed/Torque Control Functions ........................................................................3-99
Droop..........................................................................................................3-99
Motor Control Interface.............................................................................3-100
Speed Control Fault Check........................................................................3-103
Speed Feedback Calculation ......................................................................3-105
Speed/Torque Overview............................................................................3-106
Speed/Torque Regulator............................................................................3-107
System Data Parameters...................................................................................3-112
Exec time/Chop freq..................................................................................3-112
Motor ctrl alg sel.......................................................................................3-112
Motor efficiency........................................................................................3-113
Motor service factor ..................................................................................3-114