19 (Engineering Estimate - See GSHPDF , Ground Source Heat Pump None 0.885 System Factor Performance of Ground Source Heat Pumps) COPsys , Ground Source Heat Pump Variable Calculated Calculated effective system COP GSOP , Factor to determine the HSPF of a None 3.412 8 GSHP based on its COPg GSPK , Factor to convert EERg to the equivalent EER of an air conditioner to None 0.8416 9 enable comparisons to the baseline unit EFDSH , Energy Factor per desuperheater None 0.17 10, 11 , Fixed savings per desuperheater Calculated EDSH kWh/yr 567 CF , Demand Coincidence Factor (See Decimal 0.647 6 Section 1.5) Replace on Burnout: 7 8.2 Early Replacement: HSPFb , Heating Seasonal Performance EDC Data Gathering Factor of the Baseline Unit Default = 6.9 20 Electric resistance or de facto space heater default = 3.412 AEPS Application; HSPFe , Heating Seasonal Performance EDC Data Gathering Data EDC’s Factor of the unit being installed Gathering , Energy Factor of Electric Water EFbase Table 248 None 0.945 Heater Table 245 HW , Daily Hot Water Use Gallons/day 50 Table 245 Th , Hot Water Temperature °F 119 Table 245 Tc , Cold Water Temperature °F 55 ETDF , Fixed to Demand Factor “Energy None 0.00008047 Table 245 per desuperheater PDSH , Assumed peak-demand savings kW 0.05 Calculated per desuperheater HFS , Assumed heating season savings kWh 311 16 per furnace high efficiency fan
GSHPDF , Ground Source Heat Pump Factor None 0.885 19 (Engineering Estimate - See System Performance of Ground Source Heat Pumps) COPsys , Ground Source Heat Pump effective system COP Variable Calculated Calculated GSOP , Factor to determine the HSPF of a GSHP based on its COPg None 3.412 8 GSPK , Factor to convert EERg to the equivalent EER of an air conditioner to enable comparisons to the baseline unit None 0.8416 9 EFDSH , Energy Factor per desuperheater None 0.17 10, 11 EDSH , Fixed savings per desuperheater kWh/yr 567 Calculated CF , Demand Coincidence Factor (See Section 1.5) Decimal 0.647 6 HSPFb , Heating Seasonal Performance Factor of the Baseline Unit Replace on Burnout: 8.2 7 Early Replacement: EDC Data Gathering Default = 6.9 Electric resistance or de facto space heater default = 3.412 20 HSPFe , Heating Seasonal Performance Factor of the unit being installed EDC Data Gathering AEPS Application; EDC’s Data Gathering EFbase , Energy Factor of Electric Water Heater None 0.945 Table 248 HW , Daily Hot Water Use Gallons/day 50 Table 245 Th , Hot Water Temperature °F 119 Table 245 Tc , Cold Water Temperature °F 55 Table 245 ETDF , Fixed “Energy to Demand Factor per desuperheater None 0.00008047 Table 245 PDSH , Assumed peak-demand savings per desuperheater kW 0.05 Calculated HFS , Assumed heating season savings per furnace high efficiency fan kWh 311 16