David Craveiro
- 2 min read
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Calorex Variheat series – ducted swimming pool and commercial dehumidifiers
AA/AW 600-900-1200-1500
The Variheat range are sophisticated air handling units incorporating heat pump dehumidification technology. With dynamic heat recovery using a heat pump, the Variheat is the essential choice for a small or medium sized indoor swimming pool as well as commercial use.
With a wide operating range from 35% RH to 100% RH, in air temperatures from 3°C to 35°C, the Variheat air handling unit is the optimum commercial dehumidifier for the majority of humidity control applications. Over 3000 configurations offer the ultimate flexibility for tight plant room spaces. The sophisticated controls, with integral PLC and touchscreen user interface, are ideal for integration with a wide variety of building management systems.
View other swimming pool dehumidifiers or see our full range of commercial and industrial dehumidifiers suitable for multiple applications.
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Key features
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Dynamic heat pump heat recovery
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Constant flow EC fan (models 600, 900, 1200)
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Speed controllable EC fan (model 1500)
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PLC control with 3.5" touchscreen user interface
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Remote monitoring/control
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AA+LPHW models add: Integral LPHW heat exchanger for air heating
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AW models add: Integral LPHW heat exchangers for pool and air
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The minimum security update period for Variheat products is zero months
Options
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Fresh air module
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Upgraded LPHW heat exchanger for air
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Electric resistance air heaters (6/12/18kW)
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Air cooling with remote condenser (AA 600, 900 models only)
Electrical heater option notes
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In lieu of LPHW heat exchangers
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6kW or 12kW is available for 600 and 900 models
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12kW or 18kW is available for 1200 and 1500 models
The Variheat range are sophisticated air handling units incorporating heat pump dehumidification technology. With dynamic heat recovery using a heat pump, the Variheat is the essential choice for a domestic or light commercial indoor swimming pool. Over 3000 configurations offer the ultimate flexibility for tight plant room spaces. This range is purposely designed for swimming pool climate control, providing the necessary comfort, moisture related structural protection and economical operation.
Product specifications
Air flow
2,000
m³/h
External available static pressure
330
Pa
Fresh air flow (option)
0-900
m³/h
External available static pressure
100
Pa
Dehumidification @ 30°C/60% RH
4.6
l/h
Dehumidification @ 30°C/70% RH
5.5
l/h
Heat to air
Net via heat pump (Mode B)
5.1
kW
Via standard LPHW @ 80°C
11.0
kW
Max. available (Mode B + standard LPHW)
14.0
kW
Via upgraded LPHW @ 55°C
9.4
kW
Max. available (Mode B + upgraded LPHW)
12.7
kW
Heat to water
Net via heat pump (Mode A)
5.5
kW
Via LPHW @ 80°C
18.0
kW
Max. available (Mode A + LPHW)
23.5
kW
Refrigerant
R454C
Gas weight/CO2 equivalent
1.8/0.26
kg/t
Nominal power consumed
2.1
kW
Product size
For sizing options please contact dealer
Abbrieviations
AW denotes heat recovery to air/water and LPHW heaters for air/water
Useful downloads
Related products
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High capacity swimming pool and commercial ducted dehumidifiers
The DanX AF is a very effective heat pump dehumidification system, which perfectly controls the humidity and indoor temperature while offering significant running cost reductions.
Large-capacity floor-standing dehumidifiers
With integral humidistat and high-pressure fan, and options for heating, condensate pump and external condenser unit, you can be sure in your space being controlled to your demands.
Large-capacity floor-standing dehumidifiers
The DH 600 high-capacity floor-standing dehumidifier is self-contained with fully automatic operation.
Large-capacity floor-standing dehumidifiers
The DH 150 high-capacity floor-standing dehumidifier is self-contained with fully automatic operation.
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