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ATEX-EX Threaded Heaters

Threaded immersion heaters for Explosion Hazardous Locations, Zone 1 & amp; 2, groups IIA, IIB, and IIC, T1-T6 temperature classes. ATEX II 2G Ex d IIC T1-T6 certification, according to EN 60079-0 / 60079-1, and IECEx Ex d IIC T1-T6, according to IEC 60079-0 / 60079-1.

The threaded immersion heaters are composed of tubular elements welded to a screw cap, which can be screwed to a threaded inlet placed in the tank wall.

The electric heating elements are built with selected Ni Cr 80/20 wire, placed in the center of a metal tube, and insulated with high quality magnesium oxide (MgO), compacted by drawing to cold. The sheath of the elements is generally made of one of the following materials: carbon steel, 304 (L), 316 (L) or 321 stainless steel, Incoloy 800 or 825, Inconel 600, 625, Titanium, Copper, Monel, or other materials available.

The elements are bonded by welding or brazing to a threaded screw cap, available in a variety of materials for different element sheath types and applications. The screw cap can have BSP, NPT or ISO threads. Special threads and materials are available on request. The heaters can be equipped with a control thermostat and / or a manual reset safety thermostat.