Siemens SCALANCE X-300 Series Operating Instructions Manual page 99

To fulfill requirements for safe operation with regard to mechanical stability, flame retardation,
stability, and protection against contact, the following alternative types of installation are
specified:
● Installation in a suitable cabinet
● Installation in a suitable enclosure
● Installation in a suitably equipped, enclosed control room
Further notes
Use only approved components
If you use components and accessories that are not approved for SIMATIC NET devices or
their target systems, this may violate the requirements and regulations for safety and
electromagnetic compatibility.
Only use components approved for the SIMATIC NET devices.
NOTICE
Warming and premature aging of the IE switch due to direct sunlight
Direct sunlight can heat up the device and can lead to premature aging of the IE switch and
its cabling.
Provide suitable shade to protect the IE switch against direct sunlight.
Note
During installation and operation, keep to the installation guidelines and safety notices
described in this document and in the system manuals "Industrial Ethernet / PROFINET
Industrial Ethernet" and "Industrial Ethernet / PROFINET passive network components".
You will find information on the system manuals in the chapter "Introduction", in the section
"Further documentation".
Mounting position of the IE Switch X‑300EEC
NOTICE
Only the normal mounting position with the cable outlets downwards is permitted.
SCALANCE X-300
Operating Instructions, 11/2019, A5E01113043-24
CAUTION
Installation
5.2 Pollution degree (only 2)
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