Designs are available in either painted carbon steel or stainless steel, and with the special requirements of recessed fixings to meet the needs of Group I for the mining industry. For other industries the unit is certified to Group IIB + H2 T3 to give maximum flexibility for users. All units have an ingress protection rating of IP66/67 allowing installation in the most challenging of environments.
For high temperature applications, the enclosure can be protected with radiation shields to limit the temperature rise in the enclosure.
The 1705-3S flameproof enclosure is ideally suited to heating applications using DN40 (1 ½ inch) up to DN80 (3 inch) ANSI flanges in ratings from class 150 to class 2500 with test pressures up to 20MPa.