AC Tonnage Equation:
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The AC Tonnage Calculation estimates the required air conditioning capacity in refrigeration tons for a given space in Texas, accounting for higher BTU requirements due to the heat. Proper sizing is crucial for energy efficiency and comfort.
The calculator uses the AC Tonnage equation:
Where:
Explanation: The equation calculates the required AC capacity by multiplying the area by the BTU per square foot (accounting for local climate conditions) and converting to tons.
Details: Correct AC tonnage ensures efficient cooling, prevents overworking the system, reduces energy costs, and maintains comfortable indoor temperatures, especially important in hot climates like Texas.
Tips: Enter the square footage of the space and the BTU per square foot (typically 25-30 for Texas due to higher heat). All values must be valid (positive numbers).
Q1: Why is BTU per sq ft higher in Texas?
A: Texas experiences higher temperatures and more intense heat, requiring more cooling capacity per square foot compared to milder climates.
Q2: What is a typical BTU per sq ft value for Texas?
A: For Texas, it's generally recommended to use 25-30 BTU per square foot due to the extreme heat conditions.
Q3: What happens if AC is undersized?
A: An undersized AC will struggle to cool the space, run continuously, increase energy bills, and may fail prematurely.
Q4: What happens if AC is oversized?
A: An oversized AC will cool too quickly without proper dehumidification, leading to a clammy environment and short cycling, which reduces efficiency and lifespan.
Q5: Should other factors be considered?
A: Yes, factors like insulation quality, window orientation, ceiling height, and local climate variations should also be considered for accurate sizing.