Ascendant Active Desiccant Wheel System

Ascendant humidity control solution is a conventional cooling, active desiccant dehumidification system. The performance-optimized dedicated outdoor air system (DOAS) delivers and controls low dewpoint air while minimizing regeneration energy input.
Ascendent Series

Key Differentiators​

  • Active desiccant wheel system, which is the most cost-effective way to meet ultra-low humidity requirements
  • Dewpoints as low as 15°F with conventional chilled water and heating systems
  • Ability to tightly control dewpoints with customized DDC controls, sensors, and algorithms
  • More than three times the dehumidification capacity/cfm than customized DX cooling systems

Product Details

Applications

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Airflow Range

2, 720 – 20, 000 SCFM

Min. Dew Point

15° – 45°F

Min. Moisture

14 – 46 grains

Min. Humidity

25% – 48%

Max. Dimensions (W x H x L)

150.25" x 112" x 462.5"

Specifications

Active desiccant wheel, Low-dewpoint DOAS with conventional chilled water/DX suction temps, Operates without return air path, Integrated True 3Å wheel when return path available, Advanced integrated controls, EC or plenum AC fans

Product Overview

Ideal for a variety of applications, Ascendant has the capacity to deliver air dehumidified over a wide range to handle fluctuations in latent loads. The on-board DDC controls allow the user to optimize temperature and humidity levels. An optional post-cooling coil provides additional temperature control, if required, to ensure consistent indoor relative humidity.

Key Features and Benefits

  • Low dewpoint, energy-efficient DOAS
  • High cooling-side efficiency using conventional chilled water or DX suction temperatures
  • Effective operation without a return air path when it’s not available
  • Integrated SEMCO True 3Å wheel when a return air path is available
  • High-end construction and full-featured design
  • Advanced, integrated controls
  • EC fans or plenum AC fans as available options

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