3SU11 complete units
6.2 3SU11 devices for use on 3-slot holder
SIRIUS ACT 3SU1 pushbuttons and signaling devices
140 System Manual, 08/2018, A5E03457306020A/RS-AK/010
Key-operated switches are equipped with a lock for safety reasons. Only an authorized
group of persons who have access to the relevant key can perform a switching operation (in
this case, actuation of contact modules). Up to 3 switch positions can be temporarily or
permanently selected using a key-operated switch.
Key-operated switches are available in different variants according to the following features:
● Key-operated switch manufacturer
● Key removal positions
● Switch positions
● Collar and front ring material
● Color of actuators
● Quantity and type of modules included in the scope of supply
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