York DY 048 Technical Manual
Also see for DY 036: Technical guide
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Contents
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343615-YTG-B-03088 Johnson Controls Unitary Products• ENTHALPY ACCESSORY CONTROL KIT - This kitcontains the required components to convert a singleenthalpy economizer to dual enthalpy.• BURGLAR BARS - Mount in the supply and returnopenings to prevent entry into the duct work.• FLUE EXHAUST EXTENSION KIT - In locations withwind or weather conditions which may interfere withproper exhausting of furnace combustion products, thiskit can be installed to prevent the flue exhaust fromentering nearby fresh air intakes.• CO 2 SENSOR - Senses CO2 levels and automaticallyoverrides the economizer when levels rise above thepresent limits.• COIL GUARD - Customers can purchase a coil guard kitto protect the condenser coil from damage. This is not ahail guard kit.• HAIL GUARD - Hail Guard kit is available to prevent unitfrom hail damage. This is a sloped hood that fits abovethe coil.• GAS PIPING KIT - This kit supplies all necessary fittingsand shut off valve.TABLE 1: CAPACITY RATINGS - (ARI 210/240)11. 80/67°F Indoor and 95°F outdoor.MODEL MBH EER22. EER = Energy Efficiency Ratio at full load - the coolingcapacity in Btu’s per hour (Btuh) divided by the powerinput in watts, expressed in Btuh per watt (Btuh/watt).SEER33. SEER = Seasonal Energy Efficiency Ratio.CFMSOUNDRATING(Db) 44. Rated in accordance with ARI 270 Standard.DY036 35.6 12 14 1200 84DY048 46.0 12 14 1600 83DY060 59.0 11.6 14 1750 81TABLE 2: GAS HEAT RATINGS11. All units are single-stage heating.MODEL MBHINPUTMBHOUTPUTAFUE(%)TEMPRISE ºFDY036N04DY036N0850100408080.980.515 - 4545 - 75DY048N06DY048N10751256010080.980.325 - 7045 - 75DY060N08DY060N101001258010080.580.325 - 5530 - 75TABLE 3: 2 STAGE GAS HEAT RATINGSMODEL 11. Models are 3Ø only.MBH INPUT MBH OUTPUT STEADY STATE EFFICIENCY RISE MINIMUM HEATINGAIRFLOW (CFM)1 ST STAGE 2 ND STAGE 1 ST STAGE 2 ND STAGE 1 ST STAGE 2 ND STAGE MIN. MAX.DY036D06 45 75 35.8 60.8 79.4 81.1 35 70 790DY036D10 69 115 55.2 92 80.0 80.2 55 90 950DY048D06 45 75 35.7 60.8 79.4 81.1 25 70 790DY048D10 75 125 60.4 100.6 80.5 80.5 45 75 1230DY060D06 45 75 35.8 60.8 79.4 81.1 20 55 1010DY060D10 75 125 60.4 100.6 80.5 80.5 35 75 1230 |
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