Application examples
16.1 Examples of EMERGENCY STOP shutdown applications
SIRIUS ACT 3SU1 pushbuttons and signaling devices
566 System Manual, 08/2018, A5E03457306020A/RS-AK/010
The safety relay monitors the emergency stop device
on two channels. When the emergency stop device is
actuated, the safety relay opens the enabling circuits
and switch
es the power contactors off in a safety-
related way. If the emergency stop device is unlatched
and the feedback circuit is closed, the Start button can
be used to switch on again.
Safety-related components
3SU1 3SK1 2x 3RT20
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