Dedicated Outdoor Air Unit4
A horizontally configured High Percentage Outdoor
Air unit designed for installation either indoors or
outdoors. Each unit has multiple options for cooling
and/or heating. The unit is designed to replace air that
is exhausted from the building and also heat and cool,
as needed. The air volume produced by the unit is
constant, but can be optionally modulated to provide a
variable air volume (VAV) and recirculation is also offered
as an option.
Cooling
Units have the following cooling options available:
• Packaged DX
• Split DX (thermal expansion valve is field-provided)
Not available on VX/VXE-311 and -352.
• Air-source heat pump (ASHP)
Not available on VX/VXE-311 and -352.
Packaged DX and ASHP units are shipped fully charged
with refrigerant and are ready for operation upon arrival.
Heating
There are three different optional heat sources that can
be ordered for this unit:
• Indirect gas-fired furnace with one or two sets of
heat exchangers
• Electric heat with infinitely variable SCR control
• Hot water coil
• Air-source heat pump
Airflow Arrangement
The unit is capable of Constant Air Volume (CAV),
Variable Air Volume (VAV), 100% Outdoor Air and have
recirculating air options.
Safety Listing
Models are listed per ANSI/UL 1995, Heating and
Cooling Equipment and are ETL Certified.
Models and Capacities
Product Overview
Model Cooling Capacity
VX-112
5 to 15 tons
VX-212
15 to 30 tons
VX-311
25 to 45 tons
VX-352
30 to 70 tons
VXE-112
5 to 15 tons
VXE-212
15 to 30 tons
VXE-311
25 to 45 tons
VXE-352
30 to 70 tons
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