Siemens SIMATIC ET 200SP HA System Manual page 102

Technical specifications
11.1 Standards and approvals
The certificates for the products can be found on the Internet
support.industry.siemens.com/cs/products?dtp=Certificate&mfn=ps&lc=en-US).
Note
Specific conditions of use
1. This equipment shall be installed in an enclosure with an ingress protection of at least IP54
in accordance with EN 60079-0 and EN 60529. The installation shall also ensure Pollution
Degree 2 (as defined in EN 60664-1) inside the enclosure. And all circuits shall be limited to
Overvoltage category I or II. These requirements apply even when installed in a non-
hazardous area.
2. The ground connection of the mounting rail shall be connected to the local equipotential
bonding system according to the applicable installation standard.
3. Transient protection shall be provided that is set at a level not exceeding 140 % of the peak
rated voltage value at all supply terminals to the equipment, or at most set at 119 V.
IECEx Approval
Table 11-2
Certificate Number
Standards
Marking for Ex-PM-E
Marking for Ex I/O modules
The certificates for the products can be found on the Internet
support.industry.siemens.com/cs/products?dtp=Certificate&mfn=ps&lc=en-US).
Note
Specific conditions of use
1. This equipment shall be installed in an enclosure with an ingress protection of at least IP54
in accordance with IEC 60079-0 and IEC 60529. The installation shall also ensure Pollution
Degree 2 (as defined in EN 60664-1) inside the enclosure. And all circuits shall be limited to
Overvoltage category I or II. These requirements apply even when installed in a non-
hazardous area.
2. The ground connection of the mounting rail shall be connected to the local equipotential
bonding system according to the applicable installation standard.
3. Transient protection shall be provided that is set at a level not exceeding 140 % of the peak
rated voltage value at all supply terminals to the equipment, or at most set at 119 V.
102
Certification according to the following standards:
(https://
Several certificates
IEC 60079-0
IEC 60079-7
IEC 60079-11
Ex ec [ia] IIC T4 Gc
Ex ec [ia Ga] IIC T4 Gc
Ex ec [ia IIIC Da] IIC T4 Gc
(https://
Modules for devices in a hazardous area
System Manual, 04/2021, A5E50165138-AA