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Commissioning
Warning!
The
“
Safe standstill
”
function, protection against unintended start
“
must always be checked for
correct operation when
•
setting up the system for the first time
•
having worked on the wiring of the system
•
having replaced one or several system components
4.2
Operating test
Proceed as follows:
1. All drives taking part in the operation must be set to standstill.
2. Hanging loads must be mechanically fastened (blocked).
3. Safety relay K
SR
(
”
Safe standstill function, protection against unintended start
”
) must be
controlled.
4. Circuit breakers (S4) open when the controller (A3) is supplied with power (K4).
5. Interrupt the feedback circuit of safety relay K
SR
at X11, K31-K32.
The mains contactor (K4) is released after the time t
A2
defined in A2.
6. Connect the feedback circuit of safety relay K
SR
to X11, K31-K32.
Mains contactor (K4) picks up again.
7. Repeat steps 3 to 6 for every controller.
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