York LX SERIES Technical Manual

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York LX SERIES Technical Manual Manual pdf 40 page image

5545023-YTG-A-061840 Johnson Controls Unitary ProductsPERFORMANCE DATA - 2 TONMultipliers for determining the performance with other indoor sections.NOTE: For dry bulb temperatures different than those listed (between 73-87 °F), sensible capacity increases by 1060 BTUH per 1000 CFM per degree above the listedtemperature and decreases by 1060 BTUH per 1000 CFM per degree below the listed temperature.CONDENSER-ONLY DATA (OUTDOOR UNIT)MODELSATURATED SUCTION@ COMPRESSOROutdoor Ambient Temperature55 °F 65 °F 75 °F 85 °F 95 °F 105 °F 115 °F 125 °FT (°F) P (PSIG) MBH KW MBH KW MBH KW MBH KW MBH KW MBH KW MBH KW MBH KWYFK24B21S(Stage 2)35 107 21.2 1.17 20.3 1.29 19.2 1.42 18.1 1.56 17.0 1.72 15.8 1.91 14.6 2.12 13.3 2.3740 118 23.8 1.09 22.8 1.22 21.7 1.34 20.6 1.48 19.4 1.63 18.2 1.81 16.8 2.01 15.4 2.2345 130 25.6 1.15 24.5 1.28 23.3 1.41 22.0 1.55 20.7 1.70 19.4 1.90 17.9 2.11 16.3 2.3550 142 28.0 1.14 26.8 1.27 25.6 1.40 24.3 1.54 22.8 1.70 21.3 1.89 19.7 2.10 18.1 2.3455 156 30.7 1.13 29.4 1.26 28.0 1.39 26.5 1.53 25.1 1.69 23.4 1.88 21.7 2.09 20.0 2.33YFK24B21S(Stage 1)35 107 14.7 0.84 13.9 0.95 13.0 1.06 12.2 1.20 11.3 1.35 10.3 1.53 9.2 1.71 8.1 1.9240 118 16.3 0.82 15.3 0.93 14.5 1.05 13.6 1.19 12.6 1.33 11.6 1.50 10.5 1.69 9.2 1.9045 130 18.1 0.80 17.0 0.91 16.0 1.03 15.0 1.16 14.1 1.31 13.0 1.48 11.8 1.67 10.5 1.8750 142 20.1 0.78 18.8 0.88 17.7 1.00 16.6 1.14 15.5 1.29 14.5 1.45 13.3 1.65 11.9 1.8455 156 22.1 0.75 20.7 0.86 19.5 0.98 18.4 1.11 17.2 1.26 16.0 1.44 14.7 1.62 13.4 1.81Notes:1. For Outdoor Unit (Condenser) performance only. Data does not include the effects of air handler power or heat.2. Performance based on 15°F subcooling and 15°F superheat at the Outdoor Unit base valves.a. Increase capacity by 1% for each 2°F increase in subcooling.b. Decrease capacity by 1% for each 2°F decrease in subcooling.3. Maximum recommended condensing temperature is 140°F.COOLING PERFORMANCE DATAOUTDOOR UNIT MODEL NO. YFK24B21SINDOOR COIL MODEL NO. CF48CXA1AIR TEMP.ENTERINGOUTDOOR UNIT (°F)ID CFM 600 800 1000ID DB (°F) 80 80 75 80 80 80 80 75 80 80 80 80 75 80 80ID WB (°F) 57 62 62 67 72 57 62 62 67 72 57 62 62 67 7255T.C. 22.1 24.3 24.4 26.6 28.8 23.8 25.3 25.2 27.5 29.0 25.5 26.3 26.1 28.4 29.3S.C. 21.2 19.0 16.1 16.0 12.8 22.9 21.7 18.1 17.8 13.5 24.7 24.4 20.0 19.5 14.2KW 1.19 1.19 1.19 1.20 1.20 1.27 1.27 1.27 1.28 1.28 1.34 1.35 1.35 1.36 1.3665T.C. 21.6 23.5 23.4 25.8 28.2 23.3 24.4 24.3 26.7 28.7 25.0 25.4 25.2 27.6 29.2S.C. 20.8 18.6 15.7 15.6 12.4 22.5 21.3 17.7 17.5 13.3 24.2 24.1 19.7 19.3 14.2KW 1.32 1.32 1.33 1.33 1.33 1.40 1.41 1.40 1.41 1.41 1.47 1.49 1.48 1.48 1.4975T.C. 21.1 22.6 22.3 25.0 27.5 22.8 23.6 23.3 25.8 28.3 24.5 24.5 24.3 26.7 29.1S.C. 20.4 18.3 15.3 15.2 11.9 22.0 21.0 17.3 17.2 13.1 23.7 23.7 19.4 19.1 14.3KW 1.45 1.46 1.46 1.46 1.46 1.53 1.55 1.54 1.54 1.54 1.60 1.63 1.61 1.61 1.6285T.C. 20.3 21.7 21.5 23.8 26.4 21.9 22.6 22.3 24.6 27.1 23.6 23.5 23.2 25.4 27.7S.C. 19.6 17.8 15.0 14.8 11.8 21.2 20.3 16.9 16.9 12.9 22.8 22.7 18.9 18.9 13.9KW 1.62 1.62 1.62 1.63 1.63 1.70 1.71 1.70 1.70 1.71 1.77 1.79 1.78 1.78 1.7995T.C. 19.6 20.7 20.7 22.7 25.4 21.1 21.6 21.4 23.4 25.9 22.7 22.5 22.0 24.1 26.4S.C. 18.9 17.4 14.7 14.5 11.6 20.4 19.5 16.5 16.6 12.6 21.9 21.7 18.4 18.7 13.6KW 1.79 1.79 1.79 1.80 1.79 1.87 1.87 1.87 1.87 1.87 1.94 1.95 1.94 1.95 1.95105T.C. 18.6 19.6 19.5 21.4 23.9 20.0 20.4 20.1 22.1 24.5 21.5 21.2 20.7 22.8 25.1S.C. 18.0 16.8 14.1 14.0 11.1 19.4 18.6 15.9 16.0 12.1 20.8 20.5 17.8 18.0 13.2KW 2.04 2.04 2.04 2.05 2.05 2.12 2.12 2.12 2.12 2.13 2.20 2.20 2.20 2.20 2.21115T.C. 17.7 18.4 18.4 20.2 22.4 19.0 19.2 19.0 20.8 23.1 20.3 19.9 19.5 21.5 23.7S.C. 17.1 16.2 13.6 13.5 10.5 18.3 17.8 15.4 15.4 11.7 19.6 19.3 17.2 17.3 12.8KW 2.29 2.29 2.29 2.29 2.29 2.37 2.37 2.37 2.37 2.37 2.44 2.44 2.45 2.45 2.46125T.C. 16.7 17.3 17.2 19.0 21.0 17.9 18.0 17.8 19.6 21.7 19.1 18.7 18.3 20.1 22.4S.C. 16.1 15.7 13.0 13.0 10.0 17.3 16.9 14.8 14.8 11.2 18.5 18.1 16.6 16.7 12.5KW 2.54 2.54 2.54 2.54 2.54 2.61 2.61 2.62 2.61 2.62 2.69 2.69 2.69 2.69 2.71NOTE: ALL CAPACITIES INCLUDE INDOOR FAN HEAT. KW VALUES ARE FOR THE SYSTEM (OUTDOOR + INDOOR).Green shaded cells are ACCA (TVA) conditions.Blue shaded cells are AHRI conditions.