• Oil and petrochemicals industry
• Plant and manufacturing systems engineering
• Ignition protection types for special Ex motors
• De: version in explosion-proof housing
• The housing can resist the pressure of an explosion and prevents the force of the explosion being transferred outwards.
• E: Increased safety
• Avoid sparks or electric arcs close to internal or external parts.
• nA: non-sparking operating equipment
• Does not ignite in ambient explosive atmospheres in normal operation and under defined abnormal operating conditions.
• td: Protection provided by housing
• Max. surface temperature and the ingress of dust are restricted.

• Surface finish: electrically conductive
• Special sealed versions to separate the different zones. From 2 x shaft seal through to carbon labyrinth seal incl. sealing gas connection.
• Different versions for zone 1 and 2 or 21/22
• Fans for explosion groups IIa, IIb and hydrogen

Process Air Fans

ATEX Fans