Torque Limiting - Siemens Sinamics S120 Function Manual

Function diagrams (see SINAMICS S120/S150 List Manual)
● 6060 Torque setpoint
Overview of important parameters (see SINAMICS S120/S150 List Manual)
● p0341 motor moment of inertia
● p0342 Ratio between the total moment of inertia and that of the motor
● p1300 Open-loop/closed-loop control operating mode
● p1499 Accelerating for torque control, scaling
● p1501 BI: Change over between closed-loop speed/torque control
● p1503 CI: Torque setpoint
● p1511 CI: Supplementary torque 1
● p1512 CI: Supplementary torque 1 scaling
● p1513 CI: Supplementary torque 2
● p1514 Supplementary torque 2 scaling
● r1515 Supplementary torque total
4.9

Torque limiting

Description
Figure 4-15
The value specifies the maximum permissible torque whereby different limits can be
parameterized for motor and regenerative mode.
● p0640[0...n] Current limit
● p1520[0...n] CO: Torque limit, upper/motoring
● p1521[0...n] CO: Torque limit, lower/regenerative
● p1522[0...n] CI: Torque limit, upper/motoring
● p1523[0...n] CI: Torque limit, lower/regenerative
Drive functions
Function Manual, (FH1), 01/2012, 6SL3097-4AB00-0BP2
Torque limiting
Vector control
4.9 Torque limiting
165