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The BTU ASHRAE measures that efficiency (and the resulting BTU output) at 80°F. 2 different units can have the same BTU ASHRAE; but, if they have a different temperature-efficiency relationship, the BTU DOE rating will be different.
19 Οκτ 2023 · The primary difference between ASHRAE and SACC BTU ratings lies in the testing conditions. ASHRAE provides a rating based on consistent, controlled laboratory conditions, while SACC offers a rating that considers the fluctuations in temperature and humidity that occur in the real world.
22 Ιουλ 2022 · What is the difference between BTU SACC vs ASHRAE ratings for portable air conditioners? The quick answer is that the new SACC ratings are an average of 30% lower than the ASHRAE ratings. For example, an LG portable AC with a 14,000 BTU has a DOE SACC of 10,000 BTU.
15 Ιουλ 2024 · Different testing methods lead to different air conditioner BTU ratings. Learn the differences between ASHRAE and SACC testing procedures to help you find the right AC for your space.
To figure out exactly how big ducts you need for central air conditioning systems, we have prepared complete CFM duct charts for all different kinds of ducts: Duct sizing chart for flex ducts (round ducts with 5-20 inch diameter). Duct sizing chart for metal ducts (round ducts with 5-20 inch diameter).
10 Οκτ 2023 · The BTU ASHRAE rating considers only one condition (80°F dry bulb, 67°F wet bulb). The BTU SACC rating, in contrast, uses the weighted average (0.2 and 0.8 weighted factors) to account for various real-life variables while also considering two conditions (95°F dry-bulb and 83°F dry-bulb).
4 Φεβ 2023 · When shopping for a portable air conditioner, you might have noticed two different BTU ratings on the packaging. Why are there two different numbers, and what do these ASHRAE and SACC ratings mean? A portable AC’s BTU (British Thermal Unit) rating measures the air conditioner’s cooling capacity.