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ATEXI0 7

Atex Brochure - 14694 How is Ex equipment identified?

The Ex identification of a typical Norgren solenoid valve can be foundbelow. The valve may be used in Ex zones 1 and 2 (gases, upper part of the illustration) and 21 and 22 (dusts, lower part) (see also EC Type Test Certificate Fig. 2).Non-electrical equipment must also be identified with category andgas or dust protection; if relevant, it must also be identified with a suitable ignition protection category and, as a rule, with the highest occurring surface temperature.All information that is necessary for safe operation of equipmentmust be provided in the operatingmanual.

II2GEExmdIICT40123 ID no. of the "notified body" for QM certificationTemperature class (T4 = 135 °C)Explosion group with subdivision Cdue to pressurised encapsulationType of protection(here combination of encapsulation and pressurised encapsulation)Ex protection in accordance withEuropean standardsEx atmospheres (G = Gases, D = Dusts) Category Explosion groupDegree of protection to IEC 60529 Max. occurring surface temperature II2DIP66T 120°C0123