Siemens SIRIUS 3RF Series

System overview
1.7 Components and combinations
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
69
Assembly
With the 3RA27 function modules, feeder functions are realized with contactors and a
connection is established with the control. This connection is realized via IO-Link or AS-i
(3RA2712) or via parallel wiring (3RA28).
Table 1- 20 Assembly of 3RA27 function modules
Type of starter Assembly
Direct-on-line start
Reversing start
Star-delta (wye-delta) start
Reference
More information ... Is available in ...
About 3RA27 function modules for AS-Interface Manual "Function Modules for AS-Interface"
(http://support.automation.siemens.com/WW/view
/en/39318922) (3ZX1012-0RA27-0AC0)
About 3RA27 function modules for IO-Link Manual "Function Modules for IO-Link"
(http://support.automation.siemens.com/WW/view
/en/39319600) (3ZX1012-0RA27-1AC1)