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Safety notices on use in hazardous areas
General safety notices relating to protection against explosion
WARNING
EXPLOSION HAZARD
Do not connect or disconnect cables to or from the device when a flammable or combustible
atmosphere is present.
WARNING
EXPLOSION HAZARD
Do not press the SELECT/SET button when there is an explosive atmosphere.
WARNING
Suitable cables at high ambient temperatures in hazardous area
At an ambient temperature of ≥ 60 °C, use heat-resistant cables designed for an ambient
temperature at least 20 °C higher. The cable entries used on the enclosure must comply with
the IP degree of protection required by EN IEC / IEC 60079-0, GB 3836.1.
WARNING
Unsuitable cables or connectors
Risk of explosion in hazardous areas
• Only use connectors that meet the requirements of the relevant type of protection.
• If necessary, tighten the connector screw connections, device fastening screws, grounding
screws, etc. according to the specified torques.
• Close unused cable openings for electrical connections.
• Check the cables for a tight fit after installation.
WARNING
Lack of equipotential bonding
If there is no equipotential bonding in hazardous areas, there is a risk of explosion due to
equalizing current or ignition sparks.
• Ensure that equipotential bonding is available for the device.
Connecting up
7.1 Safety when connecting up
SCALANCE X-200RNA
70
Operating Instructions, 04/2022, C79000-G8976-C342-07
Содержание 6GK5204-0BA00-2KB2
Страница 6: ...Table of contents SCALANCE X 200RNA 6 Operating Instructions 04 2022 C79000 G8976 C342 07 ...
Страница 14: ...Safety notices SCALANCE X 200RNA 14 Operating Instructions 04 2022 C79000 G8976 C342 07 ...
Страница 18: ...Security recommendations SCALANCE X 200RNA 18 Operating Instructions 04 2022 C79000 G8976 C342 07 ...
Страница 80: ...Connecting up 7 5 Grounding SCALANCE X 200RNA 80 Operating Instructions 04 2022 C79000 G8976 C342 07 ...
Страница 82: ...Maintenance and cleaning SCALANCE X 200RNA 82 Operating Instructions 04 2022 C79000 G8976 C342 07 ...
Страница 152: ...Technical specifications SCALANCE X 200RNA 152 Operating Instructions 04 2022 C79000 G8976 C342 07 ...