Approvals 
 
SCALANCE XM-400 
Operating Instructions, 09/2018, C79000-G8976-C306-08 
81 
ATEX (explosion protection directive) 
 
Risk of explosion in hazardous areas 
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 subassemblies/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 
(https://support.industry.siemens.com/cs/ww/en/view/78381013
). 
Enter the document identification number C234 as the search term. 
The SIMATIC NET products described in these operating instructions meet the requirements 
of the EU directive 2014/34/EU "Equipment and Protective Devices for Use in Potentially 
Explosive Atmospheres". 
 
Note 
Type of protection of the device 
The devices ar
e approved for various types of protection. You can find the type of protection 
of your device and the ATEX certificate number on the nameplate.
 
Permitted types of protection
 
The following types of protection are possible: 
●  nA 
ATEX classification: II 3G Ex nA IIC T4 Gc 
Certificate no.: KEMA 07ATEX0145 X 
The products meet the requirements of the following standards: 
–  EN 60079-15 (Explosive atmospheres - Part 15: Equipment protection by type of 
protection "n") 
–  EN 60079-0 (Explosive atmospheres - Part 0: Equipment - General requirements) 
●  ec 
ATEX classification: II 3 G Ex ec IIC T4 Gc 
Certificate no.: DEKRA 18ATEX0025X 
The products meet the requirements of the following standards: 
–  EN 60079-7 (Explosive atmospheres - Part 7: Equipment protection through increased 
safety "e") 
–  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.