Siemens Industry Online Support   
1.2 Additional documentation 
  SIRIUS 3RW5 Modbus TCP communication module 
10  Manual, 03/2018, A5E43676481002A/RS-AA/001 
●  Manuals in Siemens Industry Online Support 
(https://support.industry.siemens.com/cs/ww/en/ps/man) 
●  FAQs on 3RW5 Soft Starters 
(https://support.industry.siemens.com/cs/ww/en/ps/16212/faq) 
●  Downloads for 3RW5 Soft Starters 
(https://support.industry.siemens.com/cs/ww/en/ps/16212/dl) 
●  Product support for STEP 7 (TIA Portal) 
(https://support.industry.siemens.com/cs/ww/en/ps/14672) 
●  SIMATIC Modbus/TCP - The easy way to interface SIMATIC controllers to multi-vendor 
systems (http://w3.siemens.com/mcms/human-machine-interface/en/customized-
products/customized-software/Pages/default.aspx?tabcardname=simatic%20modbus/tcp) 
●  FAQ "How do you program and assign parameters to the Modbus/TCP communication 
between S7-1500 CPU and S7-1200 CPU? 
(https://support.industry.siemens.com/cs/ww/en/view/102020340) 
●  Premium Efficiency - Efficiency class IE3 
(http://w3.siemens.com/mcms/topics/en/application-
consulting/ie3ready/Pages/Default.aspx)