Multi Family Blueprint Reading Flashcards
What 2 categories are multi family equipment divided into
Residential
Commercial
How is infiltration defined
Unconditioned air entering a condition space
If an rtu was 5ton (2000cfm), and the economies was set at 20%, how much cfm would be delivered
400cfm
Name 4 pieces of primary equipment that provides heat
Furance providing hvac (most common)
Fan coils providing hvac
Heat pumps providing hvac
Boiler with hrv ventilation
2 reasons buildings are conditioned use multi equipment systems
Comfort
Efficiency
4 factors that contribute to heat gain in a light commercial multi equipment configuration
Abundance of windows
Equipment and lighting
Infiltration
People
Which building, using a multi equipment config, requires a higher than average amount of cooling due to high internal heat and infiltration
Convenience store/ stand alone franchises
When using zoning dampers on a residential system with only one furnace, what equipment must be used to function properly, where is it located
Bypass relief damper, installed between supply and return
Roof mounted hvac units can be referred to as packaged units. What 3 elements combine to make up this package?
Heating
Cooling
Ventilation
What is a fully dedicated HRV system
An HRV not coupled with any other HVAC, has standalone duct work
A partially dedicated hrv system is one where the recovered fresh air supply is:
From the primary air mover
What does HEPA stand for?
High efficiency particulate arrestor
Purpose of a timely delay relay on and integrated MUA
Ensures motorized fresh air damper is on before MUA is energized
Most common multi equipment config when referring to light commercial?
Roof mounted HVAC units
