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DVS 190EZ Roof Fan

KE 40-20-4 Rectangular Fan

  • Speed-controllable
  • Integral thermal contacts
  • Low sound level
  • Maintenance-free and reliable

The DVS/DHS/DVSI models have impellers with backward curved blades and external rotor motors. All motors are speed controllable over the voltage. Frequency inverters must have an allpole sine filter. The motors are suspended on effective vibration dampers.

DVS/DHS/DVSI ...EZ / EV / ES: 1~ motor with connection for 2-speed

DVS/DHS/DVSI ...E4: 1-speed motor

DVS/DHS/DVSI ...DV / DS: 3~ with Y/D-connection for 2-speeds

To protect the motors from overheating the DVS/DHS/DVSI up to size 311 have integral thermal contacts, from size 355 with external leads for connection to a motor protection device. The casing is made from aluminum and the base frame is powder-coated galvanised steel. Suitable for coastal applications. The impellers up to size 355 are manufactured from polyamide PA6 25GV, from size 400 in Aluminium. DVS with outlet vertical DHS with outlet horizontal DVSI with 50 mm mineral wool insulation for low noise level.

Our products

NGM Company is one of the largest suppliers of fans for use in various building ventilation applications.

NGM Company supplyes our clients with a full range of air terminal devices.

Regulating efficiently the natural environment, NGM Company's units can create silently the perfect indoor conditions; your conditions!