Thermo roof fans

Thermo roof fans

Our Thermo roof fans provide one of the widest ranges in the market. These roof fans can handle kitchen and industrial exhaust air up to 120°C air temperature, which ensures a safe and comfortable indoor climate.

Air volume from 540l/s – 15,555l/s (1940m³/h – 56,000m³/h)


Thermo roof fans

DVG

DVG

DVG-T/H roof radial fans are suitable for daily ventilation of media up to 120°C.

Casing

The casing with integrated bird protection is manufactured from sea water

resistant aluminium. Base frame is made from ZM (Zinc-Magnesium) coated steel.

Motor

IEC flange motors outside air stream with efficiency class IE2, where applicable. 60 Hz power supply.

Impeller geometry

Radial 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.

DVN

DVN

Casing

Casing manufactured from sea water resistant aluminium. Base frame with integrated inlet cone, manufactured from galvanised sheet. Includes bird guard manufactured from powder coated, galvanised steel.

DVNI with 50 mm acoustic and thermal mineral wool insulation.

Motor

Voltage controllable IEC standard motors and frequency converter controllable IE2 standard motors.

Impeller geometry

Radial impeller with backward curved blades.

Output control

Single phase motors can be speed controlled via a 5-step transformer. In addition, three-phase motors where indicated are step speed controllable via star-delta switching. IE2 motors can only be controlled via frequency converter.

Motor protection

Integrated thermal contacts or PTC thermistors with cables for connection to a motor protection switching device.

DVNI

DVNI

Casing

Casing manufactured from sea water resistant aluminium. Base frame with integrated inlet cone, manufactured from galvanised sheet. Includes bird guard manufactured from powder coated, galvanised steel.

DVNI with 50 mm acoustic and thermal mineral wool insulation.

Motor

Voltage controllable IEC standard motors and frequency converter controllable IE2 standard motors.

Impeller geometry

Radial impeller with backward curved blades.

Output control

Single phase motors can be speed controlled via a 5-step transformer. In addition, three-phase motors where indicated are step speed controllable via star-delta switching. IE2 motors can only be controlled via frequency converter.

Motor protection

Integrated thermal contacts or PTC thermistors with cables for connection to a motor protection switching device.

DVV

DVV

DVV/120 roof radial fans are suitable for daily ventilation, up to 120°C media.

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.

EMC

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