Download User Manual

Basis of Design (BOD)
Mechanical Systems
Heating, Ventilating, Air Conditioning (HVAC) Systems
The Heating, Ventilating, Air Conditioning (HVAC) System is shown when you select this system
from the Building Systems in the OPR. Variable Air Volume, Chilled Water Systems, and Hot
Water Systems are systems associated with HVAC Systems. The initial HVAC System can only
be deleted by deselected Heating, Ventilating, Air Conditioning (HVAC) System in the OPR
page. System configurations are descriptions are shown in the Appendix.
Unit ID: Enter the Unit ID. The Unit ID establishes the unique identifier for the HVAC system.
Examples: AC-1, HP-1. This Unit ID cannot be duplicated, as it is unique to this system.
Supply Fan Type: Select the Supply Fan Type from the dropdown menu.
Return Fan Type: Select the Return/Exhaust Fan Type from the dropdown menu. If the unit is
not equipped with a Return/Exhaust Fan, Select None. Selecting Variable Air Volume will
display the Return Fan Control.
Return Fan Control: Select Building Static Pressure or Volumetric Tracking to control the
Return/Exhaust Fan.
Cooling System Type: Select the Cooling System Type from the dropdown menu. Depending
on the selection, various fields related to the HVAC System may become unavailable. For
example, if you select Packaged Terminal Air Conditioning (PTAC) Unit, the Economizer Type is
unavailable for selection. If the unit has no cooling system, Select None.
Cooling Capacity: Enter the estimated Cooling Capacity of the unit in BTU/hr.
19
Copyright 2014 Cx Solutions