Sierra Fresh Air Systems
Stressing Environmental Responsibility and Sustainability

DOAS Integral Package Unit - Model DCV



  • 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
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!

DCV MODEL CFM RANGE NOMINAL TONNAGE OPTIONAL GAS HEAT MAX. MBH INPUT BASIC UNIT FOOTPRINT LxWxH AVAILABLE ARRANGEMENTS APPROVALS AVAILABLE ACCESSORIES
40/20 1,500-9,500 20 200 or 400 240"x80"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
60/20 4,500-9,500 20 400 or 600 318"x80"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
40/40 3,000-9,500 40 200 or 400 259"x94"x60" 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
60/40 4,500-14,000 40 400 or 600 337"x94"x60" 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
60/60 4,500-14,000 60 400 or 600 343"x94"x60" 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

ApaptAire DDC Controls Standard on All DCV Models
Control System Application Includes:
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.

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