DV-EX 315D4 Centrifugal ATEX Roof Fan
Certified according to ATEX 2014/34/EU
Speed-controllable
Integral thermistors (Positive Temperature Coefficient)
The DVEX models have impellers with backward-curved blades and external rotor motors. The casing is made from aluminium and the base frame from galvanised steel, with a copper inlet cone. The DV-EX fans complies with the ATEX regulation. The fans could be used for zone 1 and zone 2; Field of application for gases of groups IIA, IIB and also hydrogen, temperature class T1, T2 and T3. To protect the motor from overheating these fans have integral thermistors (PTC) with external leads which must be connected to the U-EK230E motor protection relay. From size 315 up to 450 the tilting device FTG is pre-mounted, at 560 and 630 available as accessory. Explosions proof version comply with EN 60079-0, 60079-7, EN 14986, DIN EN ISO 80079-36 and DIN EN ISO 80079-37.
Construction:
The casing casing is manufactured from sea water resistant aluminium. The base frame is manufactured from galvanised steel and the inlet cone from copper. A powder coated bird guard manufactured from galvanised steel is integrated in the casing.
Impeller:
The DV-EX fans use radial impeller with backward curved blades. These are made out of aluminium, dynamically balanced and paired with corresponding external rotor motors.
Motor:
Voltage controllable, explosion proof, 3-phase external rotor motor. Separate “Ex-e” connection box available as an accessory.
Motor protection:
Integrated PTC thermistors, to be connected to a motor protection device.
Control:
Speed controllable by a 5-step transformer.
Installation:
The DVS-EX are for outside installation
| Delivery | This item is usually stocked overseas and takes about 2 weeks to deliver. If stock in UK deliverable in 3-4 days. Enquire on 01729 824108 |
|---|---|
| Brand | Systemair |
| Warranty | 1 year manufacturers warranty |
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