Siemens SINAMICS G120 Operating Instructions Manual page 247

Low voltage converters chassis devices with cu240b-2 and cu240e-2

Hide thumbs Also See for SINAMICS G120:

Table of Contents

Procedure with Startdrive

Proceed as follows to check as to whether the fail-safe digital inputs are only used for the

safety functions:

1. Select the screen for the digital inputs.

2. Remove all interconnections of the digital inputs that you use as fail-safe digital input F-DI:

3. You must delete the digital input connections for all CDS if you use the switchover of the

command data sets (CDS).

You can find a description of the CDS switchover in the operating instructions.

You have ensured that the fail-safe digital inputs only control the safety functions in the inverter.

Converter with the CU240B-2 and CU240E-2 Control Units

Operating Instructions, 01/2017, FW V4.7 SP6, A5E34259001B AD

Advanced commissioning

6.14 Safe Torque Off (STO) safety function