This product is discontinued
This product was replaced by  DVNI 630D4 IE2 roof fan insul.

X-DVNI 630D4 roof fan insu

Art. no.: 9863

Standard motor outside of the air stream

Max temperature of transported air 120°C

Suitable for coastal applications

Vertical exhaust

Low sound level

The casing and impeller with backward-curved blades is made from seawater resistant aluminium. The base frame is manufactured from galvanised steel and the integrated protection guard consist of  powder-coated galvanised steel.

The motor is suspended on effective vibration dampers. The motor is speed controllable via frequency converter. To protect the motor from overheating the fan has integral thermal contacts with external leads for connection to a motor protection device.

The DVNI version has 50 mm mineral wool insulation for lower sound level.

Technical parameter

Norminal data
Voltage (Nominal) 400 V
Frequency 50 Hz
Phase(s) 3~
Motor circuit connection D
Input power 4,266 W
Input current 9.2 A
Impeller speed 1,435 r.p.m.
Air flow max 14,900 m³/h
Temperature of transported air max 120 °C
Sound data
Sound pressure level at 10m (free field) 50 dB(A)
Sound pressure level at 4m (free field) 58 dB(A)
Enclosure class, motor IP54
Insulation class F
Dimensions and weights
Weight 122 kg
Motor type AC
Document filename Document filetype