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KTEX Rectangular Duct Fans

Reliable inline fan for hazardous professional environments

  • ATEX certified according to ATEX 2014/34/EU

  • Suitable for high risk environments

  • Swing out lid for easy maintanance

Designed for demanding environment

KTEX series of explosion-proof inline fans are designed for potentially hazardous premises like battery charging rooms, fume cupboards or other high-risk environments.

High performance

The KTEX fans combine a compact streamline design with a high performance forward curved radial impeller paired with reliable ATEX-rated AC motors.

Flexible installation

KTEX fans can be installed in any position, in rectangular duct air extract systems which makes them easy to fit in all different application.

Explosion-Proof

KTEX series is classified as II 2 G Ex eb h IIB+H₂ T3 Gb.

Intended to use in explosion zone 1 and 2 for extracting gases and mixes of groups IIA, IIB and also hydrogen (H₂) with temperature classes Т1, Т2 and Т3. Comply with EN 60079-7:2015, EN 14986:2007, EN 60079-0:2012.

Casing

Casing made of galvanised sheet steel, corrosion class C3 with a copper inlet cone. Motor of the unit mounted on swing-out lid to simplify service and maintenance. KTEX fans are equipped with connection cable to connect to the ATEX rated external connection box (separate accessory) for wiring on site.

Impeller

KTEX fans use single inlet radial impellers with forward-curved blades. Made of lightweight, galvanised sheet steel. Impellers dynamically balanced and paired with corresponding external rotor motors.

Motor

KTEX fans are equipped with ATEX certified, voltage controllable AC external rotor motors supported by long-life ball bearings.

Motor protection

KTEX fans have integrated PTC (Positive Temperature Coefficient) protective circuits with external leads for connection to a motor protection device (separate accessory). We recommend to use UEK230E motor protection, certified according to ATEX directive 2014/34/EU.

Control

Motors of KTEX fans can be controlled by 5-step speed regulator as separate accessory. Speed regulation can be combined with timer, thermostat, hygrostat, etc. by using wide range of electrical accessories.

Mounting

KTEX fans can be installed indoor in any position. To avoid vibration transfer to the duct system we recommend to install flexible connections (accessory) .