Siemens SIRIUS 3RT2 - Page 41

Mounting
7.3 Mounting
SIRIUS 3RA28 function modules for mounting on 3RT2 contactors
Manual, 02/2019, A5E03656507620A/RS-AD/005
41
②
Attach the function module to the contactor from the front.
③
Push the interlock slide down with a screwdriver (3 mm blade width) until it engages.