User Manual
3SU14 modules   
7.1 Overview 
  SIRIUS ACT 3SU1 pushbuttons and signaling devices 
134  System Manual, 02/2015, A5E03457306020A/RS-AB/002 
① 
Actuating element (here: EMERGENCY STOP mushroom pushbutton) 
② 
Holder 
③ 
Module 1 
④ 
Module 2 
Number of contact modules per holder without EMERGENCY STOP 
 3-slot holder: 3x 2 single-pole contact modules 
Max. 2 single-pole contact modules can be in each holder slot 
Equipping holders with contact modules with EMERGENCY STOP 
A holder must be equipped with at least one contact system with 1NC switching functionality. 
A maximum total of 4 circuits may be connected. 
Number of contact modules per holder with EMERGENCY STOP without contact modules for 
installation monitoring 
2x1 single-pole and 1 two-pole contact module  
2x2 single-pole contact modules in 2 tiers) 
Number of contact modules per holder with EMERGENCY STOP with contact modules for installation 
monitoring 
When using the 3SU1400-1AA10-.HA0 contact module (1 NC with installation monitoring) 
the maximum permissible number of circuits is: 3. 
 1 contact module for installation monitoring (1NC1NC two-pole) + 1 single-pole contact 
module (1NC or 1NO) 










