3SU11 complete units
6.2 3SU11 devices for use on 3-slot holder
SIRIUS ACT 3SU1 pushbuttons and signaling devices
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System Manual, 08/2018, A5E03457306020A/RS-AK/010
6.2.7
Key-operated switches
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:
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Key-operated switch manufacturer
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Key removal positions
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Switch positions
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Collar and front ring material
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Color of actuators
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Quantity and type of modules included in the scope of supply