Siemens Simatic S7-400

10.2.5 Explosion protection
ATEX approval DEKRA 21ATEX0010 X
Type examination certi󹪝cate number DEKRA 21ATEX0010 X
Standards EN IEC 60079-0
EN 60079-7
Marking II 3 G Ex ec IIC T4 Gc
The certi󹪝cate is valid for the "DEKRA 21ATEX0010 X" products listed in the certi󹪝cate.
Special conditions
• The device may only be used in areas with a pollution degree of no more than 2 according to
EN 60664‑1.
• The modules must be installed in a suitable enclosure which provides a degree of protection
of at least IP54 in accordance with EN 60079‑7, taking into account the ambient conditions
of use.
• Measures must be taken to prevent exceeding the rated voltage by more than 119 V of
transient disturbance voltages.
IECEx approval IECEx DEK 21.0008X
Certi󹪝cate number IECEx DEK 21.0008X
Standards IEC 60079-0
IEC 60079-7
Marking Ex ec IIC T4 Gc
The certi󹪝cate is valid for the "IECEx DEK 21.0008X". products listed in the certi󹪝cate.
Special conditions
• The device may only be used in areas with a pollution degree of no more than 2 according to
IEC 60664‑1.
• The modules must be installed in a suitable enclosure which provides at least IP54 degree of
protection in accordance with IEC 60079‑7 and taking into account the ambient conditions
of use.
• Measures must be taken to prevent exceeding the rated voltage by more than 119 V of
transient disturbance voltages.
Technical speci󹪝cations
10.2 Standards and approvals
Point-to-point connection CP 440 Installation and Parameter Assignment
Equipment Manual, 03/2022, A5E00057742-AE 123