Torque
Braking torque.................................................................................. 27
Constant torque.................................................................................. 9
CT characteristics............................................................................. 10
Full torque.......................................................................................... 31
Rated torque...................................................................................... 63
Starting torque............................................................................... 165
characteristic................................................................................... 165
limit..................................................................................... 9, 27, 61, 95
Variable torque.................................................................................... 9
VT Characteristics............................................................................. 11
Transformer............................................................................................ 50
Transient........................................................................................... 41, 53
Transient protection............................................................................ 19
Trip
Trip...... 11, 27, 28, 30, 31, 33, 34, 57, 61, 69, 74, 88, 93, 94, 97,
103, 108, 115
level........................................................................ 171, 172, 173, 174
locked............................................................................................ 11, 26
Trip........................................................................................................... 114
True power factor............................................................................... 165
U
U/f............................................................................................................... 63
UL compliance.................................................................................... 175
Undervoltage......................................................................................... 55
Unintended motor rotation.............................................................. 14
Unintended start.................................................................................. 13
UPEAK..................................................................................................... 182
V
Valve control........................................................................................... 31
Variable control of ow and pressure........................................... 18
Variable-speed pump......................................................................... 73
Varying ow over 1 year..................................................................... 17
Ventilation............................................................................................ 141
Vertical clearance.................................................................................. 67
Vertical load......................................................................................... 126
Vibration.................................................................................................. 40
Voltage level........................................................................................ 168
VVC+..................................................................................................... 9, 20
W
Wall mounting....................................................................................... 67
Weight............................................................................ 38, 98, 147, 179
Windmilling............................................................................................ 14
Wiring............................................................................ 41, 42, 50, 60, 98
Wiring
Electrical wiring.............................................................................. 107
Relay wiring............................................................................ 187, 192
Wiring................................................................ 64, 66, 110, 191, 194
schematic............................................................................................ 64
Wiring diagram
Fixed variable-speed pump....................................................... 111
Lead pump alternation................................................................ 111
Wizard.............................................................................................. 15, 100
Index Design Guide
MG20N622 Danfoss A/S © 09/2014 All rights reserved. 211
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