Table of Contents
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TOC-4
Installation................................................................................................................................... 6 - 22
Preset statistics......................................................................................................................... 6 - 23
S2 System Setup ................................................................................................................ 6 - 24
Current sensing......................................................................................................................... 6 - 24
Voltage sensing ........................................................................................................................ 6 - 26
Power system ............................................................................................................................6 - 26
Motor.............................................................................................................................................. 6 - 27
Switching device ...................................................................................................................... 6 - 28
Contactor current supervision..........................................................................................6 - 28
FlexCurves ................................................................................................................................... 6 - 30
VFD.................................................................................................................................................. 6 - 32
S3 Protection........................................................................................................................ 6 - 34
Motor Thermal Model............................................................................................................. 6 - 34
Total Capacity Used register (TCU) .................................................................................6 - 35
Start protection........................................................................................................................6 - 36
Thermal overload curves.....................................................................................................6 - 36
Flexcurves...................................................................................................................................6 - 44
Thermal protection setpoints............................................................................................6 - 45
Short circuit (50P) ..................................................................................................................... 6 - 49
Mechanical Jam (51R)............................................................................................................ 6 - 51
Undercurrent (37)..................................................................................................................... 6 - 53
Current unbalance (46).......................................................................................................... 6 - 56
Load increase alarm (50L).................................................................................................... 6 - 60
Ground fault (50G/SG)............................................................................................................ 6 - 61
Neutral instantaneous overcurrent (50N)..................................................................... 6 - 64
Time overcurrent curves....................................................................................................... 6 - 66
Phase timed overcurrent (51P) .......................................................................................... 6 - 70
Neutral timed overcurrent (51N)....................................................................................... 6 - 73
Phase undervoltage (27P) .................................................................................................... 6 - 76
Phase overvoltage (59P) ....................................................................................................... 6 - 79
Negative sequence overvoltage (59_2) ......................................................................... 6 - 81
Positive sequence undervoltage (27_1)......................................................................... 6 - 83
Underfrequency (81U) ........................................................................................................... 6 - 86
Overfrequency (81O) .............................................................................................................. 6 - 88
Underpower (37)....................................................................................................................... 6 - 90
Phase reversal (47) .................................................................................................................. 6 - 93
Acceleration protection (48)................................................................................................6 - 94
RTD protection (38/49T) ........................................................................................................ 6 - 96
Two-speed motor .................................................................................................................... 6 - 102
Two-speed motor setup ......................................................................................................6 - 103
High speed thermal protection ........................................................................................6 - 104
High speed short circuit settings.....................................................................................6 - 104
High speed acceleration......................................................................................................6 - 107
High speed undercurrent....................................................................................................6 - 107
Neutral directional overcurrent (67N)............................................................................. 6 - 110
Directional power (32)............................................................................................................ 6 - 114
S4 Controls............................................................................................................................ 6 - 118
Virtual inputs .............................................................................................................................. 6 - 118
Logic elements .......................................................................................................................... 6 - 119
Breaker control ......................................................................................................................... 6 - 128
Breaker failure / Welded contactor (50BF)................................................................... 6 - 130
CT failure (60CTS)...................................................................................................................... 6 - 132
Start inhibit.................................................................................................................................. 6 - 135
Emergency restart .................................................................................................................. 6 - 139
Lockout reset (86)..................................................................................................................... 6 - 139
Reset .............................................................................................................................................. 6 - 139
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