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System Sizing and Specifications

Rooftop Unit System Sizing and Specifications
Unit Size (Nominal Tonnage) 5 6 7.5 8 10 12.5 15 20 22 25 30
Min Airflow (CFM) 400 500 750 800 1000 1250 1500 2000 2200 2500 3000
Max Airflow (CFM) 2000 2400 3000 3200 4000 5000 6000 7000 8800 10000 12000
Indoor Coil Rows 4 4 5 5 5 6 6 7 5 5 6
Cooling Turndown Ratio 7:1 7:1 7:1 7:1 7:1 7:1 4:1 4:1 4:1 4:1 4:1
IEER 17.9 19.5 18.6 20.2 18.6 21.3 18.8 18.2 18.1 17.9 17.8
Max Heating Turndown Ratio* 20:1 17:1 14:1 21:1 16:1 25:1 16:1 16:1 18:1 18:1 18:1
Furnace Input Capacity (MBH) 50-200 50-200 50-200 50-300 50-300 150-500 150-500 150-500 200-600 200-600 200-600
Electric Coil Capacity (kW) 10-60 10-60 10-60 15-60 15-60 15-100 15-100 15-100 30-150 30-150 30-150
Curb Size (L x W) 71" x 41" 71" x 41" 71" x 41" 75" x 49.5" 75" x 49.5" 91" x 59.5" 91" x 59.5" 91" x 59.5" 111" x 80" 111" x 80" 111" x 80"
Unit Dimensions (L x W x H) 77.25" x 62" x 47.5" 77.25" x 62" x 47.5" 77.25" x 62" x 47.5" 81.75" x 80.75" x 60.75" 81.75" x 80.75" x 60.75" 99" x 89.75" x 69" 99" x 89.75" x 69" 99" x 89.75" x 69" 160" x 89.75" x 94" 160" x 89.75" x 94" 160" x 89.75" x 94"
Approximate Weight (lbs) 1000 1100 1200 1650 1730 2440 2500 2650 3750 4200 4500
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