DVV

DVV

DVV roof radial fans are suitable for extraction of hot smoke gases as well as for daily ventilation.

Casing

Octagonal casing and motor cover, made from sea water resistant aluminium, with a bird protection guard. Base frame is made from ZM (Zinc-Magnesium) coated steel.

Motor

IEC flange motors outside air stream with efficiency class IE2/IE3, where applicable.

Impeller geometry

Radial welded impeller with backward curved blades manufactured from steel.

Output control

Speed controllable via frequency converter. Service switch on the casing.

Motor protection

Integrated PTC thermistors.

Snow load

Serial execution SL 0. With mounted accessory FSL (slow load flaps) SL 1000 can be achieved.

EMC

Shielded cable from motor to service switch is available optionally respectively serially at some items.


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