Siemens SINAMICS S120 Function Manual page 59

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Table of Contents

1. Connect the line contactor control contact to DI/DO 8

Pay attention to the continuous current-carrying capacity of the digital output (see

SINAMICS S120 Equipment Manual for Control Units and Additional System Components).

If necessary, use an auxiliary contactor!

2. Parameterize DI/DO 8 as an output (p0728.8 = 1).

3. Assign parameter p0738 the control signal for the line contactor r0863.1

4. Connect the line contactor feedback contact to DI/DO 9.

5. Assign p0860 with input signal r0722.9.

6. Enter the monitoring time for the line contactor (100 ms) in p0861.

Function diagrams (see SINAMICS S120/S150 List Manual)

Overview of important parameters (see SINAMICS S120/S150 List Manual)

● r0863.0...2

Drive functions

Function Manual, 06/2019, 6SL3097-5AB00-0BP2

Active Infeed - Missing enables, line contactor control

BI: Line contactor, feedback signal

CO/BO: Drive coupling status word / control word

Power section main contactor hold time after OFF1

Configuration sequence control

3.4 Line contactor control