Siemens SINAMICS S120 Function Manual page 43

Example of commissioning line contactor control
Assumption:
● Line contactor control via a digital output of the Control Unit (DI/DO 8)
● Line contactor feedback via a digital input of the Control Unit (DI/DO 9)
● Line contactor switching time less than 100 ms
Figure 1-10
Commissioning steps:
● Connect the line contactor control contact to DI/DO 8.
● Parameterize DI/DO 8 as an output (p728.8 = 1).
● Assign p0738 the control signal for the line contactor r0863.1.
● Connect the line contactor feedback contact to DI/DO 9.
● Assign p0860 an inverted input signal r0723.9.
● Enter the monitoring time for the line contactor (100 ms) in p0861.
Drive Functions
Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4
Line contactor control
Note
Note the current carrying capacity of the digital output (see the Equipment Manual). A line
contactor may have to be used.
Infeed
1.4 Line contactor control
43