SIRIUS 3RR2 current monitoring relays 
  8.11 Dimension drawings (dimensions in mm) 
SIRIUS Innovations 
System Manual, 01/2011, A8E56203870002-03 
751 
3RR2142-1A.30 (screw connection, S0) 
 
With contactor  With terminal support for stand-alone assembly 
D
 
3RR2142-2A.30 (spring-loaded connection, S0) 
 
With contactor  With terminal support for stand-alone assembly