CSRental

Condenser dryer

What is a condenser dryer?

A condenser dryer is a machine that provides air dehumidification. An industrial condenser dryer can be used as a temporary or stationary solution for environments where moisture problems occur. CSrental has different versions of the condenser dryer that can be rented. The range consists of different variants of the condensation dryer. The condensation dryers have a capacity of 2,200 m³/h to 5,000 m³/h. A steel frame makes the condensation dryers suitable for rental.

How does a condenser dryer work?

In condenser dryers, the air drawn in and humidified is cooled by means of the evaporator part of a closed refrigeration system. Cooling causes the relative humidity of the air to rise above 100%. As a result, the water vapor condenses. The condensed water is discharged to a reservoir or a hose to the outside.

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Water quality requirements condenser dryer

Certain water quality requirements are important for using the condenser dryer. This is because in a condenser dryer, the sucked and humid air is cooled using the evaporator portion of a closed refrigeration system. The condenser dryer contains an odorless, flammable refrigerant that can lead to fires and explosions if handled improperly and without regard to water quality requirements. The refrigerant circuit is under pressure. Therefore, do not use objects to speed up the defrosting process either. Do not store the dehumidifier in areas with permanent ignition sources, for example: open flames, working gas appliances or electric heaters.

The condenser dryer must not be used in:

  • Rooms with a potentially explosive atmosphere;
  • Areas with an aggressive atmosphere (e.g. caused by chemicals);
  • Rooms containing water with a pH value below 7.0 or above 7.4;
  • Areas containing salt or liquids with a salt content > 1%, e.g. salt baths;
  • Rooms with ozone treated air, high solvent concentrations or high dust emissions.

 

Application dehumidification condenser dryer

Condenser dryers can be used in a variety of dehumidification applications. It is important to perform an accurate calculation of the dehumidification capacity, especially for larger rooms or complicated climatic environmental conditions.

Applications for the industrial condenser dryer:

  • Prevention of condensation in loading/unloading areas -think of cold stores where temperatures below -15°C occur;
  • Production, and storage areas (also plants with specific humidity requirements);
  • Corrosion prevention in switchgear plants, boiler plants, tubines and pipelines;
  • Industrial process and product drying, room dehumidification;
  • Protection of tanks and ships from corrosion;
  • Dehumidification in water technology facilities and prevention of condensation.

Frequently Asked Questions about Condenser Dryers (FAQ)

What is a condenser dryer and when should you choose one?

A condenser dryer dehumidifies air by cooling it below the dew point so water vapour condenses and can be drained away. Choose a condenser dryer for mild to warmer conditions (≥ 8–10 °C) when you need to remove large amounts of moisture efficiently in construction, production or storage areas.

How does a condenser dryer work?

Humid air passes the evaporator of a closed refrigeration circuit and is cooled until condensation occurs (>100% RH). The condensate is discharged to a tank or drain hose. The air then passes the condenser, warms up and is blown back dry into the room.

Which capacities and models are available?

From compact building dryers (e.g. DF-175 S, DF-400, DF-800) up to high-capacity industrial units (DH-150 GXF ≈ 2,200 m³/h, DH-300 BY ≈ 5,000 m³/h, up to 600 l/24 h). Selection depends on room volume, target RH, temperature, infiltration and moisture load.

When should I choose condenser dryers vs. adsorption dryers?

Condenser dryer: ≥ 8–10 °C, high moisture load, general room/building drying. Adsorption dryer: < 8 °C or very low target RH (cold storage, special processes)

Where are industrial condenser dryers used?

Condenser dryers are widely used for building and room drying, production and storage facilities with specific humidity requirements, corrosion prevention in switchgear, boiler rooms, turbines and pipelines, process and product drying, protecting tanks and ships, and preventing condensation in loading/unloading areas and water technology facilities.

Are there safety or use restrictions?

Yes. The refrigeration circuit contains refrigerant under pressure; use only in suitable environments. Do not operate in:

– Potentially explosive atmospheres (ATEX)
– Chemically aggressive environments
– Areas with water pH < 7.0 or > 7.4 or salt content > 1%
– Spaces with ozone, high solvent concentrations or heavy dust load
– Locations with open flames or permanent ignition sources

Do not use tools or heat to accelerate defrosting. Ensure proper ventilation and condensate drainage. CSrental will advise on a safe on-site setup.

How do I size the required capacity (m³/h and l/24 h)?

Calculate from room volume, start/target RH, temperature, infiltration and process moisture. CSrental performs a capacity calculation and advises the right combination (air volume m³/h, water removal l/24 h, layout and drainage).

How quickly can CSrental deliver and install?

With ample stock we can often deliver and commission the same day (including hoses/drain). Feel free to contact us for customised advice.