Approvals   
 
  SCALANCE XR-300WG 
62  Operating Instructions, 05/2017, C79000-G8976-C454-01 
The EC Declaration of Conformity is available for all responsible authorities at: 
Siemens Aktiengesellschaft 
Division Process Industries and Drives 
Process Automation 
DE-76181 Karlsruhe 
Germany 
ATEX (explosion protection directive) 
 
When using SIMATIC NET products in hazardous area zone 2, make absolutely sure that 
the associated conditions in the following document are adhered to: 
"SIMATIC NET Product Information Use of subasseblies/modules in a Zone 2 Hazardous 
Area". 
You will find this document 
•  on the data medium that ships with some devices. 
•  on the Internet pages of Siemens Industry Online Support 
(http://support.automation.siemens.com/WW/view/en
). 
Enter the document identification number C234 as the search term. 
The SIMATIC NET products meet the requirements of the EC directive 94/9/EC "Equipment 
and Protective Devices for Use in Potentially Explosive Atmospheres”. and as of 20.04.2016 
the EC directive 2014/34/EU. 
ATEX classification: 
II 3 G Ex nA IIC T4 Gc 
KEMA 07ATEX0145 X 
The products meet the requirements of the following standards: 
●  EN 60079-15 (electrical apparatus for potentially explosive atmospheres; Type of 
protection "n") 
●  EN 60079-0 (Explosive atmospheres - Part 0: Equipment - General requirements) 
You will find the current versions of the standards in the currently valid ATEX certificates. 
 
 
Note 
Only variants with 24 VDC power supply meet the requirements of this approval.