Marstair CD3 Close Control System

Close control systems used for the storage of delicate/high-value products and materials such as archive rooms, paintings, musical instruments, and pre-processed plastic materials.

This product is not yet available to buy online, to place an order please call 01823 665 660.

Marstair CD3 Close Control Systems

Marstair offers an extensive range of small close control systems (4-20kW) CD3. These flexible systems are extensively used for storage room applications requiring close temperature and humidity control. CD3 systems are manufactured to suit your specification incorporating cooling, heating, humidification and dehumidification facilities.

The units are available in three cabinet sizes, manufactured in powder-painted steel construction with an easy clean corrosion-resistant drain tray and have a washable filter, a de-ice thermostat, a totally enclosed electrical panel and a choice of airflow configurations.

SPECIFICATION (fitted as standard on all models)
  • DX split system or chilled water
  • Microprocessor controls: Control tolerance +/- 1°C
  • Upflow or Downflow
  • Choice of grille or ducted discharge
  • Choice of different return air options
  • Washable filter
  • Class ‘O’ thermal and acoustic insulation
  • Direct drive, double inlet forward curved centrifugal (150 Pa resistance)
  • Single or Twin circuit coil option (DX only)
  • Fitted with thermal expansion valve (TEV)
  • Electronically controlled fan speeds - EC motor (0-10V control)
  • Matching fully dressed CKC air-cooled condensing units or ducted DCU+ condensing units.
  • 3 phase - 400 Volts 50Hz supply voltage (some 1ph options available)
  • Humidification/Dehumidification with electronic control +/- 5% RH *
  • 1 or 2-stage electric heating *
  • Four pole mains isolator *
  • Alarms: temperature/humidity out of limits, fan fail, CU fail, dirty filter indication, fan failure *
  • Humidity alarm (standard with humidifier option)
  • Water Spillage Alarm (when the pump option is fitted)
  • Common Alarm (volt-free relay)
  • BACnet interface
  • Master/Slave
  • Duty/Share -  Auto change-over on time or alarm
  • Condensate pump (5-metre head with high-level alarm)
  • Fresh air spigot, fan and filter
  • Floor Plinth (recommended for floor-mounted applications)
  • High-efficiency filters (BSEN779F7)
  • Disposable filters (BSEN779G3)
  • Top ducting spigot
  • Double deflection grille
  • Sound Attenuator section
  • De-ice thermostat *
  • Choice of valve options for chilled water units
* Standard on Packaged Units

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