Current Controller - Siemens Sinamics S120 Function Manual

Servo control

3.6 Current controller

Overview of important parameters (see SINAMICS S120/S150 List Manual)
● p0640[0...n] Current limit
● p1400[0...n] Speed control configuration
● r1508 CO: Torque setpoint before supplementary torque
● r1509 CO: Torque setpoint before torque limiting
● r1515 Supplementary torque total
● p1520[0...n] CO: Torque limit, upper/motoring
● p1521[0...n] CO: Torque limit, lower/regenerative
● p1522[C] CI: Torque limit, upper/motoring
● p1523[C] CI: Torque limit, lower/regenerative
● r1526 Torque limit, upper/motoring without offset
● r1527 Torque limit, lower/regenerative without offset
● p1528[0...n] CI: Torque limit, upper/motoring, scaling
● p1529[0...n] CI: Torque limit, lower/regenerative scaling
● p1530[0...n] Motor mode power limit
● p1531[0...n] Regenerative mode power limit
● p1532[0...n] CO: Torque limit, offset
● r1533 Current limit torque-generating, total
● r1534 CO: Torque limit, upper total
● r1535 CO: Torque limit, lower total
● r1538 CO: Upper effective torque limit
● r1539 CO: Lower effective torque limit
Parameterization with STARTER
The "torque limit" parameterization screen form is selected via the following icon in the
toolbar of the STARTER commissioning tool:
Figure 3-11
3.6 Current controller
Properties
● PI controller for current control
● Four identical current setpoint filters
82
STARTER icon for "torque limit"
Function Manual, (FH1), 01/2012, 6SL3097-4AB00-0BP2
Drive functions