Safety-Related Symbols For Devices With Ex Protection - Siemens SIMATIC Manual

Safety-relevant symbols
G.2 Safety-related symbols for devices with Ex protection
G.2

Safety-related symbols for devices with Ex protection

The following table contains an explanation of the symbols located in your SIMATIC device,
its packaging or the accompanying documentation.
624
Symbol Meaning
The assigned safety symbols apply to devices with Ex approval.
You must read the product documentation. The product documentation contains
information about the potential risks and enable you to recognize risks and im-
plement countermeasures.
Read the information provided by the product documentation.
ISO 7010 M002
Ensure the device is only installed by electrically skilled person.
IEC 60417 No. 6182
Observe the mechanical rating of the device.
Note that connected mains lines must be designed according to the expected
minimum and maximum ambient temperature.
Note that the device must be constructed and connected in accordance with EMC
regulations.
When the device is under voltage, note that it may not be installed or removed, or
plugged or pulled.
Note that a 230 V device can be exposed to electrical voltages which can be dan-
gerous.
ANSI Z535.2
Note that a device of Protection Class III may only be supplied with a protective
low voltage according to the standard SELV/PELV.
IEC 60417-1-5180 "Class III equipment"
Be aware that the device is only approved for the industrial field and only for in-
door use.
S7-300 Module data
Manual, 06/2017, A5E00105505-AJ