12 Conî„®guring the motor control 173
12.1 Servo control for synchronous motor (SC-PSM) 174
12.1.1 Required commissioning steps 174
12.2 Servo control for asynchronous motor (SC-ASM) 175
12.2.1 Required commissioning steps 175
12.3 Sensorless control for synchronous motor (SL-PSM) 175
12.3.1 Required commissioning steps 175
12.4 V/f characterisc control for asynchronous motor (VFC open loop) 176
12.4.1 Required commissioning steps 176
12.4.2 Basic seng 177
12.4.3 Dene V/f characterisc shape 178
12.4.3.1 Linear V/f characterisc 178
12.4.3.2 Square-law V/f characterisc 178
12.4.3.3 User-denable V/f characterisc 179
12.4.4 Acvate voltage vector control (Imin controller) 179
12.4.5 Set voltage boost 181
12.4.6 Set load adjustment 182
12.4.7 Set slip compensaon 182
12.4.8 Set oscillaon damping 183
12.4.9 Opmising the stalling behaviour 184
12.4.10 Flying restart circuit 185
12.5 Parameterisable motor funcons 188
12.5.1 DC braking 188
12.5.2 Short-circuit braking 189
12.5.3 Holding brake control 190
12.5.3.1 Basic seng 191
12.5.3.2 Brake holding load 193
12.5.3.3 Torque feedforward control 193
12.5.3.4 Manual brake control 194
12.5.3.5 Reducon of brake supply voltage 194
12.6 Opons for opmizing the control loops 195
12.6.1 Automac motor idencaon (energized) 195
12.6.2 Tuning of the motor and the speed controller 196
12.6.3 Inverter characterisc 198
12.6.3.1 Compensang for inverter inuence 199
12.6.3.2 Extended sengs for idencaon 200
12.6.3.3 Load standard inverter characterisc 201
12.6.4 Motor equivalent circuit diagram data 201
12.6.5 Motor control sengs 203
12.6.5.1 Speed controller 203
12.6.5.2 Current controller 206
12.6.5.3 ASM î„®eld controller 209
12.6.5.4 ASM î„®eld weakening controller 210
12.6.5.5 ASM î„®eld weakening controller (extended) 210
12.6.5.6 PSM î„®eld weakening controller 211
12.6.5.7 Imax controller 212
12.6.5.8 Flying restart controller 212
12.6.5.9 Posion controller 213
Contents
7