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_ _ -- - I RHWAC-Residential&Light Commercial HVAC Loads Program � Elite Software Development,Inc. ' � Ditter,Inc. Duncan MacMilliam Hamel,MN 55340-9691 Page 4 � - - - --- __ ', System #2 Summary Loads ._ _ _ _ _._ _ __ _ - - - - , ' Component Area Sen. Lat. Sen. Totai Description _ _ _ Quan Loss Gain Gain Gain - - - -- -- - - - 3E Window Double Pane Low Emit TIM Frame 518 19,014 0 19,398 19,398 ' 8M Glass Door pouble Clear Glass Wood Frame 147 7,452 0 7,728 7,728 ' 12G Wall R-13 + 3/4" ExtPoly Board(R-3.8) 1,558 9,318 0 2,390 2,390 ! i 16H Ceiling R-38 Insulation 1,260 3,014 0 1,441 1,441 '' _ _ _- -- - _ -- - Subtotals for structure: 3,483 38,798 0 30,957 30,957 Active People: 10 0 2,300 3,000 5,300 � Inactive People: 0 0 0 0 0 Appliances: 0 0 0 0 0 ' Lighting: 0 0 0 Ductwork: 0 0 0 0 0 Infiltration: Winter CFM: 0.0, Summer CFM: 0.0 665 0 0 0 0 I ' Ventilation: Winter CFM: 0.0, Summer CFM: 0.0 0 0 0 0 0 - _ _ - - - _ _ _ Sensible Gain Total: 33,957 ; Temperature Swing Multiplier: X1.00 ' - _ - - - _ ____ - System Load Totals: _ 38,798 2,300 33,957 36,257 - _ _____ _ __ Check Figures � , Supply CFM: 1,544 CFM per square foot: 0.613 Square feet of room area: 2,520 Square feet per ton: 685.714 _ - - - - - _ System Loads I Total heating required with outside air. 38,798 Btuh 38.798 MBH ' Total sensible gain: 33,957 Btuh 94 % Total latent gain: 2,300 Btuh 6 % Total cooling required with outside air: 36,257 Btuh 3.021 Tons (based on sensible + latent) 3.675 Tons (based on 77% sensible capacity) - - _ _ _ _ _ __ ` Notes _ _ __ _ ___ _ -- _ - Calculations are based on 7th edition of ACCA Manual J. All computed results are estimates as building use and weather may vary. Be sure to select a unit that meets both sensible and latent loads. Saturday,Juty 10, 1999