DOAS Package Unit

The new Sierra DCV is the most cost-effective way to provide cooling, heating and high-efficiency filtration (up to MERV15) of outside air for commercial building ventilation in a packaged unit. The DCV is the only packaged DOAS unit that delivers full ASHRAE 62.1 compliance, and up to 6 LEED points in a single product!

DOAS Integral Package Unit

Features

  • Dedicated Outside Air System
  • Rooftop AHU with integral cooling, heating and filtration
  • Built-in DX condensing unit
  • Integral indirect-fired heating with DHTD (patent(s) pending)
  • Includes Patented AdaptAire™ DDC controls, integrates with most building control systems

Literature

DCV MODELCFM RANGENOMINAL TONNAGEOPTIONAL GAS HEAT MAX. MBH INPUTBASIC UNIT FOOTPRINT LxWxHAVAILABLE ARRANGEMENTSAPPROVALSAVAILABLE ACCESSORIES
40/20 1,500-5,000 20 200 or 400 232"x89"x50" Horizontal ANSI, FM, IRI on Optional Gas Heat Section Flat Bank Filter Section with High Efficiency Filters, Inlet Shut-Off Damper, and Hot Gas Reheat Coil and Controls

DDC Controls Standard on All DCV Models

Control SystemApplicationIncludes:
MDT Modulating Discharge
Temperature Control
Discharge air sensor mounted in unit discharge with remote mounted 3 gang box cover including manual potentiometer to enable unit and adjust temperature setpoint, Fan On Light, Burner On Light, and Cool On Light. Additional potentiometer is provided if optional return air damper section for manual or mixed air control is ordered.
VDT-Expert Modulating Discharge Temperature Control with BACview controller allowing after hours unit enable, operating feedback, and monitoring of alarm status. Discharge air sensor mounted in unit discharge with remote mounted BACview controller to set discharge temperature setpoint and operating schedules. Service information, operating feedback, and alarm status can also be monitored.

DOAS Split System

The ZFR delivers high quality outside ventilation air for comfort and Indoor Air Quality in commercial buildings, with dehumidification, heating and filtration (up to MERV15) in a split system configuration. The ZFR allows engineers to satisfy load requirements more efficiently with higher ventilation rates while permitting conventional HVAC equipment to operate as originally designed.

Split System

Features

  • Dedicated Outside Air System
  • Rooftop AHU with dehumidification, heating, and filtration
  • Utilizes external DX or existing CWS cooling source
  • Integral indirect-fired heating with DHTD (patent(s) pending)
  • Includes Patented AdaptAire™ DDC controls, integrates with most building control systems

Literature

ZFR MODELCFM RANGEOPTIONAL GAS HEAT MAX. MBH INPUTBASIC UNIT FOOTPRINT LxWxHAVAILABLE ARRANGEMENTSAPPROVALSAVAILABLE ACCESSORIES
20 1,500-5,000 200 72"x76"x36" Horizontal ANSI, FM, IRI Inlet Hood, Flat Bank Filter Section with High Efficiency Filters, Inlet Shut-Off Damper or Mixing Dampers, and Cooling Coil Section with CW, R-22, R-410A Cooling Coils
40
3,000-9,500
400

82"x80"x50"

60 4,500-14,000 600 96"x94"x60"
Control SystemApplicationIncludes:
MDT Modulating Discharge
Temperature Control
Discharge air sensor mounted in unit discharge with remote mounted 3 gang box cover including manual potentiometer to enable unit and adjust temperature setpoint, Fan On Light, Burner On Light, and Cool On Light. Additional potentiometer is provided if optional return air damper section for manual or mixed air control is ordered.
VDT-Expert Modulating Discharge Temperature Control with BACview controller allowing after hours unit enable, operating feedback, and monitoring of alarm status. Discharge air sensor mounted in unit discharge with remote mounted BACview controller to set discharge temperature setpoint and operating schedules. Service information, operating feedback, and alarm status can also be monitored.