Page 7.8 - 2 COMBIVERT F5-A, -E, -H © KEB, 2012-10
Torque display and -limiting
7.8.1 Maximum voltage controller, voltage limit.............................................................................7.8 - 3
7.8.2 Physical torque limits ASM .....................................................................................................7.8 - 4
7.8.2.1 Torque limits in base speed range ......................................................................... 7.8 - 4
7.8.2.2 Torque limits in base speed range ......................................................................... 7.8 - 4
7.8.3 Physical torque limits DSM ..................................................................................................... 7.8 - 6
7.8.3.1 Torque limits in base speed range (dr.27, dr.15) ...................................................7.8 - 6
7.8.3.2 Torque limits in base speed range ......................................................................... 7.8 - 6
7.8.3.2.1 Determination of the magnetizing current limit (dS.13) ..................... 7.8 - 7
7.8.3.2.2 Denition of the limiting characteristic ...............................................7.8 - 8
7.8.3.2.3 Shifting of the limiting characteristic ................................................7.8 - 10
7.8.3.2.4 Inuence of the current limit ............................................................ 7.8 - 11
7.8.3.3 Additionally torque limiting in the eld weakening range ..................................... 7.8 - 11
7.8.4 Adjustmentof application-dependent torque limits ............................................................ 7.8 - 12
7.8.5 Display of actual torque values and limits ..........................................................................7.8 - 13
7.8.6 Display of the torque-related motor load (ru.90) .................................................................7.8 - 14
7.8.6.1 Mode 1: „Torque reference level“ Le 27 = 0 ........................................................7.8 - 14
7.8.6.2 Mode 2: „Torque reference level“ Le 27 unequal 0 ............................................7.8 - 14