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Dündar FM 40V Blower Single-Phase Axial Cooling Fan, 4,800 m³, 1,420 RPM

$128.03 $177.82 · In stock

Brand: Dündar · SKU: 108404100V · Warranty: 24 months

Dündar FM 40V Blower Single-Phase Axial Cooling Fan, 4,800 m³, 1,420 RPM

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Product description

Dündar FM 40V Blower Single-Phase Axial Cooling Fan Specifications

Product Type

V

AC/DC

Watt

Speed (rpm)

Flow rate (m³/h)

Noise (dB(A))

Weight (kg)

FM 40-V

230

AC

190

1420

4800

62

7.2


MODEL ØA ØD H F G B
FM 40V 420 400 148 85 465 500

What Is an Axial Fan?

An axial fan is a type of fan that causes air to flow in an axial direction parallel to the shaft on which the blades rotate. The airflow is axial at both inlet and outlet. Impellers rotating around an axis draw air parallel to that axis and push it outward in the same direction. The fan is designed to generate force that creates a pressure difference, driving flow across the fan. Axial fans produce a high-velocity airflow, generating large volumes of air movement. However, the air pressure they produce is low. Blower and cooling axial fans, as their name implies, create a cooling effect by blowing onto hot air.

Where Are Dündar F Series Blower Axial Fans Used?

  • Exhaust of hot air in environments with high air temperatures
  • To accelerate heat transfer in evaporators or condensers
  • Cooling of industrial machinery

Dündar F Series Blower Axial Fan Motors

  • Quality production without manual handling on high-technology CNC machines,
  • Aluminum-finned motor housing with high thermal conductivity,
  • Rotor balanced to ISO 1940 standards for extended bearing service life,
  • Insulation class F for a high operating range for windings from −40 °C to +70 °C,* 230 V / 50 Hz. Single-phase fan motor,
  • 400 V / 50 Hz, three-phase fan motor
  • Standards-compliant certified components,
  • IP 54 Protection Class (IP 55 production available on request)
  • Variable frequency drive (VFD) control usable with three-phase fans

Dündar F Series Blower Axial Fan Housing and Impeller Sections

  • Housing and blade sections manufactured from cold-drawn, high-quality DKP sheet steel,
  • High corrosion resistance with environmentally friendly electrostatic epoxy powder coating,
  • Impeller blades dynamically tested to ISO 1940 standard; rear protective guard compliant with EN 60335-2-80,
  • Slim, compact design with motor and blade takes up 50% less space than comparable units,
  • Low Noise Level

Things to Consider When Selecting an Axial Fan

4 parameters should be considered when selecting a fan:
  • Required Air Flow Rate
  • Pressure Losses
  • Acceptable Noise Level
  • Electrical Power Connection Type
The air change rate required for the space to be ventilated depends on the intended use of the space, the number of people and items inside, and their activity levels. The table alongside shows the recommended air change coefficients for different types of spaces.
Environment Air Change Rate
Auditoriums 6-8
Paint Ovens 25-50
Vault Rooms 3-6
Cinemas and Theaters 5-8
Commercial Kitchens 15-30
Foundries 8-15
Gymnasiums 4-6
Laundries 10-20
Indoor Swimming Pools 3-4
Restaurants 8-12
Conference Rooms 6-8
Waiting Rooms 4-6
Copy Rooms 10-15
Machine Rooms 10-40
Shops 4-8
Dry Cleaning 5-15
General Manufacturing Areas 4-8
Hospitals 8-12
Laboratories 8-15
Normal Activity (non-smoking) 29 m³/h
Normal Activity (smoking) 58 m³/h
Light Activity 45 m³/h
Heavy Activity (industrial work areas) 60 m³/h

The amount of air per person in living and working spaces depending on activity level can help determine the required air flow rate.

Based on the information provided above, the required air flow rate is determined as follows.

  • Q [ m³/h ] = Air change rate coefficient (1 hour) × Space volume (m³)

Or

  • Q [ m³/h ] = Number of people × Air flow rate required per person
After calculating the required air flow rate, an appropriate duct design (taking into account noise and air velocity criteria) must be made, and pressure losses must be calculated. The fan type (axial, radial, roof, smoke exhaust, etc.) should be determined based on the operating environment, and the appropriate fan should be selected from the relevant fan curve based on the specified flow rate–static pressure pair. To briefly illustrate the above and the table with an example: An office has 5 employees, a ceiling height of 2.6 m, and a floor area of 50 m², giving a volume of 2.6 × 50 = 130 m³. The air change coefficient for an office in the air change rate table was given as 4–8. Let us take 5 for this space. 130 × 5 = 650 m³/h of air is needed for the space. Assuming normal activity levels, 5 employees × 29 m³ = 145 m³ of air is needed for the staff, giving a total air requirement of 650 + 145 = 795 m³/h.

Fan selection is also made based on this flow rate requirement.

After completing the flow rate calculations, the installation location of the fan must be determined. Where will the fan be mounted — on the ceiling, wall, chimney or ventilation duct? Another consideration is the voltage of the electrical supply to the fan. Since we are using an office as our example, let's continue from there. Fans are generally mounted on walls or windows in offices. If domestic electricity is to be used, a single-phase fan should be preferred. If the fan is to be used in an industrial setting, a fan operating on three-phase (380 V) power should be used.

Specifications

BrandDündar

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