Large air-handling units

LARGE HEAT-RECOVERY UNITS | 0.2–10 m³/s

Kesair’s large heat-recovery units are designed for an air-flow range of 0.2–10 m³/s. The units are equipped with a cross-flow or rotary heat exchanger or with glycol-circulation heat recovery. The units can be adapted and customised in accordance with customer needs, and they can also be delivered in several parts. There is a versatile range of optional equipment for the large heat-recovery units, and the units are easy to supplement with duct components.

STANDARD DELIVERY CONTENT

  • sheet-metal – wool – sheet-metal construction, thermal insulation with mineral wool 50 mm thick, beam base, and adjustment feet
  • tight fresh-air and exhaust-air dampers
  • air filters at supply (EU7) and at exhaust (EU5) and a set of spare filters
  • direct-drive chamber fans
  • heat-exchanger plate (incl. bypass dampers), rotary heat exchanger (incl. drive), or glycol-circulation heat recovery
  • fan sight glasses with illumination
  • water- or glycol-circulation heater or electric panel heater

EQUIPMENT TO BE SELECTED FOR UNITS

  • cooling radiator based on water or glycol circulation or on direct evaporation
  • frequency converters
  • EC direct-current motors (optional)
  • electrical box
  • automatics, with Ouman or Schneider regulator
  • regulators for connection to remote monitoring (DDC)
  • air-circulation operation
  • air-flow meters
  • mixing shunt group and water-circulation pump
  • smoke and gas monitoring
  • flow monitor
  • thermometers
  • CO2/VOC sensor for air-quality monitoring
  • installation of customer-supplied components and wiring to terminal strips
  • sound damperst

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