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Dündar CT 18.2H High-Temperature Radial Centrifugal Fan, Three-Phase, 120°C, 1,700 m³, 2,770 RPM

$211.47 $293.70 · In stock

Brand: Dündar · SKU: 104182220 · Warranty: 24 months

Dündar CT 18.2H High-Temperature Radial Centrifugal Fan, Three-Phase, 120°C, 1,700 m³, 2,770 RPM

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Product description

Dündar CT 18.2H Specifications

Product Type

V

AC/DC

Hz

W

rpm

m3/h

Weight

CT 18.2 H

380

AC

50

890

2770

1700

12

MODEL C D E H L O P S T
CT 18.2H 312 180 280 395 167 140 110 130 145

What Is a High-Temperature Fan?

Dündar high-temperature fans are specially designed centrifugal fans capable of handling temperatures up to 120°C. They are used for ventilating and cooling existing environments.

High-Temperature Fan Applications

  • Hot air exhaust in high-temperature environments,
  • In duct applications where axial fans provide insufficient pressure and flow rate,
  • In solid-fuel central heating boilers,

Fan Housing and Impeller

  • ; Ability to exhaust higher-temperature air with an intermediate cooling impeller that prevents heat transfer from the radial casing to the motor,
  • Radial casing made from cold-drawn high-quality DKP sheet metal,
  • High resistance to corrosion with environmentally friendly electrostatic epoxy powder coating; forward-curved radial impeller dynamically balanced to ISO 1940 standards,
  • High pressure and flow rate values through inlet nozzle application,
  • Sturdy and neat casing structure with special clinch-type casing assembly,
  • Low Noise Level

Motor

  • Quality production without manual handling on high-technology CNC machines,
  • Aluminum-finned motor casing with high thermal conductivity,
  • Insulation class F, providing a wide operating range for windings from -40°C to +70°C,*

Things to Consider When Selecting a 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 changes required for the space to be ventilated depend on the intended use of the space, the number of occupants and objects inside, and their activities. The table alongside provides the required air change rate coefficients for different environments.
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 determining the required air flow rate for the space, an appropriate duct design (taking noise and air velocity criteria into account) should be made and pressure losses calculated. The fan type (axial, radial, roof, smoke extraction, etc.) should be decided based on the operating environment, and the appropriate fan should be selected from the relevant fan curve according to the determined flow rate–static pressure pair. To briefly illustrate the above with an example: an office has 5 employees, a ceiling height of 2.6 meters, and a floor area of 50 m², giving a volume of 2.6 × 50 = 130 m³. The air change rate coefficient given for an office in the table is 4–8; let's take 5. 130 × 5 = 650 m³/h air requirement. If we assume normal activity in the office, 5 people × 29 m³ = 145 m³ for employees, giving a total of 650 + 145 = 795 m³/h air requirement.

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

After completing the flow rate calculations, the installation location of the fan should be determined. Where will the fan be mounted — ceiling, wall, chimney, or ventilation duct? Another consideration is the voltage of the electrical supply to the fan. Continuing with our office example: fans in offices are generally mounted on a wall or glass. If a domestic electricity supply is used, a single-phase fan should be preferred. If it 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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