User Manual
3SU14 modules   
7.1 Overview 
  SIRIUS ACT 3SU1 pushbuttons and signaling devices 
136  System Manual, 02/2015, A5E03457306020A/RS-AB/002 
7.1.2
Contact modules for enclosure (base) mounting 
The contact modules for enclosure mounting are installed in 3SU18 enclosures. 
For further information refer to Chapter "3SU18 enclosures (Page 147)" 
Number of NO contacts
Number of NC contacts
Product function
positive opening 
Article number
3SU1400-2AA10 (http://mall.industry.siemens.com/mall/en/en/Catalog/Products/10227974) 
1  0  No  3SU1400-2AA10-xBA0 
0 
1 
Yes 
3SU1400-2AA10-xCA0 
x: 1 = screw terminals
x: 3 = spring-loaded terminals 
7.1.3
LED modules 
Only LED modules with permanently integrated LEDs are available for illuminating the 3SU1 
pushbuttons and signaling devices. 
These devices are available in different variants according to the following features: 
●  Spring-loaded terminals 
●  Screw terminals 
●  PCB installation 
●  Front plate mounting 
●  Base mounting (enclosure mounting) 
●  Colors 
●  Voltages 
LED modules bear terminal designations in accordance with EN 50013. 










