Siemens Simatic RTU303xC Series Operating Instructions Manual page 342

Approvals
IECEx
The product meets the requirements of explosion protection according to IECEx.
Note
Type of protection of the device
The devices are 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
IECEx classification: Ex nA IIC T4 Gc
Certificate no.: DEK 14.0086 X
The products meet the requirements of the following standards:
– IEC 60079-0 (Hazardous areas - Part 0: Equipment - General requirements)
– IEC 60079-15 (Hazardous areas - Part 15: Equipment protection by type of protection
● ec
IECEx classification: Ex ec nC IIC T4 Gc
Certificate no.: DEK 18.0078 X
The products meet the requirements of the following standards:
– IEC 60079-0 (Hazardous areas - Part 0: Equipment - General requirements)
– IEC 60079-7 (Hazardous areas - Part 7: Equipment protection through increased
You can see the current versions of the standards in the IECEx certificate that you will find
on the Internet at the following address:
Link: (https://support.industry.siemens.com/cs/ww/en/ps/21767/cert)
The conditions must be met for the safe deployment of the product according to the section
Notices on use in hazardous areas according to ATEX / IECEx (Page 63).
You should also note the information in the document "Use of subassemblies/modules in a
Zone 2 Hazardous Area" that you will find on the Internet at the following address:
Link: (https://support.industry.siemens.com/cs/ww/en/view/78381013)
342
"n")
safety "e")
Operating Instructions, 06/2019, C79000-G8976-C382-06
RTU303xC