SIRIUS 3RV2 motor starter protectors   
4.9 Accessories 
  SIRIUS Innovations 
442  System Manual, 01/2011, A8E56203870002-03 
4.9.12.3  Mounting 
Prerequisites 
 
DANGER 
 
Hazardous voltage! 
Electrical voltage can cause electric shocks or burns. 
Before starting work, disconnect the systems and devices from the power supply. 
 
Adjusting the 8US busbar adapter for the busbar system 
The busbar adapter can be adjusted to suit the following busbar thicknesses: 
●  5 mm (delivery condition) 
●  10 mm 
 
Step  Operating instruction  Figure 
1  Push the 3 fastening blocks down. 
2  Adjust the fastening blocks in 
accordance with the busbar thickness 
(5 mm/10 mm). 
3  Push the fastening blocks up until they 
engage. 
5 mm
10 mm