SIRIUS 3RV2 motor starter protectors   
4.9 Accessories 
  SIRIUS Innovations 
452  System Manual, 01/2011, A8E56203870002-03 
4.9.14  Link module for attaching a contactor 
4.9.14.1  Description 
Link module for motor starter protector - contactor 
Link modules to establish the electrical and mechanical connections between motor starter 
protector and contactor/solid-state contactor or soft starter are required if you wish to use 
load feeders. 
Function of link modules 
The link modules have the following functions: 
●  Electrical connection between motor starter protector and contactor/solid-state contactor 
or soft starter 
●  Mechanical connection between motor starter protector and contactor/solid-state 
contactor or soft starter 
Depending on the connection system of the individual parts there are three different types of 
link module for load feeders: 
●  Link modules with screw-type connection system 
The motor starter protector and the contactor/contactors have a screw connection. 
●  Link modules for individual devices with spring-loaded connection system 
The motor starter protector and the contactor/contactors have a spring-loaded 
connection. 
●  Link modules for hybrid connection 
The motor starter protector has a screw connection and the contactor/contactors have a 
spring-loaded connection. 
4.9.14.2  Mounting 
Reference 
 
More information ...  Can be found in the chapter titled ... 
About mounting link modules  Load feeders, under Mounting (Page 572)