Off3 (Quick Stop) - Control Word Bit 2; Operation Enable (Enable) - Control Word Bit 3 - Siemens sinamics dcp Operating Instructions Manual

8.8.3

OFF3 (quick stop) - control word bit 2

The OFF3 signal is LOW active (log. "0" state = quick stop).
The signal source is selected via p0848 or p0849.
See function diagram 2580.
Procedure for specifying the quick stop:
1. The controllers are disabled.
2. The line contactors drop out.
3. Operating state o9.0 or higher is reached.
4. The DC-link capacitors are not discharged and can still have a hazardous voltage for
another 5 minutes.
Note
The "Quick stop" command only needs to be present as a short pulse (> 10 ms). It is then
saved internally. It is only possible to reset the memory by applying the "Switch off"
command.
8.8.4

Operation enable (enable) - control word bit 3

The enable signal is HIGH active (log. "1" state = enable).
The signal source is selected via p0852.
See function diagram 2580.
Procedure for specifying the operation enable (if a switch-on command is present):
1. The controllers are enabled.
Procedure for removing the operation enable:
1. The controllers are disabled.
2. Operating state o1.0 or higher is reached
(the line contactors remain switched on).
SINAMICS DCP
Operating Instructions, 05/2016, A5E34382853K
Operation
8.8 Switch on, switch off, enable
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