Type Of Protection Ex T And Ex Ec - Siemens SIPROCESS GA700 Kompaktbetriebsanleitung

2.4.2.3

Type of protection Ex t and Ex ec

Explosion hazard
The devices that are operated with the types of protection Ex t "Dust protection through
enclosure" or Ex ec "Increased safety" are not designed for introducing combustible to
occasionally explosive gas mixtures. Otherwise there is a danger of explosion.
Therefore:
• For operation with the types of protection Ex t or Ex ec introduce only non-combustible
• Close all open connections, such as purging gas connections, gas-tight.
Devices in explosion-proof design
Compact Operating Instructions, 11/2019, A5E35134047-04
WARNING
gases.
2.4 General directives for explosion protection
Safety instructions
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