User Manual
  Overview 
  3.3 Types of 3SU10 actuating elements and signaling elements 
SIRIUS ACT 3SU1 pushbuttons and signaling devices 
System Manual, 02/2015, A5E03457306020A/RS-AB/002 
35 
Design of a 3SU10 and 3SU11 command point 
A modular command point consists of the following elements: 
●  An actuating or signaling element in front of the control panel 
●  A holder for securing behind the control panel 
●  Up to three contact modules in a row and/or two contact modules and one LED module 
behind the control panel 
●  A maximum of 3x2 (1-pole) contact modules can be stacked with a 3-slot holder 
●  A comprehensive range of accessories for labeling 
 Stackability 
With SIRIUS ACT, the modules are mounted on the holder without any further accessories. 
The modules can be stacked without needing to use a tool (max. 2 x 1-pole modules behind 
one other). 
① 
Actuating element (here: EMERGENCY STOP mushroom pushbutton) 
② 
Holder 
③ 
Module 1 
④ 
Module 2 










