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5 Security relevant operating elements
Main switch
Security relevant operatin g elements
5 Security relevant operating
elements
Main switch
5.1 Main switch
Main switch (5xx)Main switch
Main switch
The main switch (1) is located on the front of the machine above the right
control unit.
In position "1 - On" the main switch is switched on,
in position "0 - Off" it is
switched off.
Switch-off process When the main switch is turned from "1" to "0", the machine is immediately
switched of
f. Dangerous movements are immediately stopped. However, the
machine data are not lost, as they are saved with a battery. This takes approx.
60 seconds. In the process, messages appear on the touch screen. Once the
process has been completed, the touch screen becomes dark and an alarm
signal sounds.
Even with the main switch switched
off, t
he mains supply up to the main switch
still carries current with extremely high voltage. The mains supply must be
disconnected and secured against being switched on again before working on
the main switch unit.
Emergency-stop The main switch is also the em
ergency-
stop switch.
The main switch has to be locked during maintenance and service work. T
his
prevents the main switch from being switched on accidentally.
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