Appenix A: HVAC Equipment Effiieny Tles Figure A.1 Resientil Centrl Air Conitioner FEMP Effiieny Reommention Prout Type Reommene Level Best Aville 11.0 or more EER 14.6 EER Split Systems 13.0 or more SEER 16.5 SEER Single Pkge 10.5 or more EER 12.0 or more SEER 12.2 EER 16.0 SEER Split system n single pkge units with pity uner 65,000 BTU/h re overe here. This nlysis exlues winow units n pkge terminl units. This effiieny reommention meets ENERGY STAR speifition effetive Otoer 1, 2002. SEER (sesonl energy effiieny rtio) is the totl ooling output (in BTU) provie y the unit uring its norml nnul usge perio for ooling ivie y the totl energy input (in Wh) uring the sme perio. Bse on DOE test proeure, see 10 CFR 430, Su-Prt B, Appenix M. Feerl Energy Mngement Progrm (FEMP) http://www.eren. oe.gov/femp/prourement/inex.fm Figure A.2 Resientil Air-Soure Het Pump FEMP Effiieny Reommention Prout Type Reommene Best Aville Split Systems Single Pkge 8.0 or more HSPF 11.0 or more EER 13.0 or more SEER 7.6 or more HSPF 10.5 or more EER 12.0 or more SEER 9.6 or more HSPF 14.9 EER 17.4 SEER 8.3 HSPF 12.0 EER 15.6 SEER This effiieny reommention meets ENERGY STAR speifition effetive Otoer 1, 2002. SEER (sesonl energy effiieny rtio) is the totl ooling output (in BTU) provie y the unit uring its norml nnul usge perio for ooling ivie y the totl energy input (in Wh) uring the sme perio. The est ville moels re split systems. The est ville HSPF n est ville SEER pply to ifferent moels. HSPF (heting sesonl performne ftor) is the totl heting output (in BTU) provie y the unit uring its norml nnul usge perio for heting ivie y the totl energy input (in Wh) uring the sme perio. Single pkge gs n eletri units re overe here. This nlysis exlues winow units n other utless systems. Feerl Energy Mngement Progrm (FEMP) http:// www.eren.oe.gov/femp/prourement/inex.fm 413
Wter Coole Chiller FEMP Effiieny Reommention Prt Lo Optimize Chillers Compressor Type n Cpity Reommene IPLV, (kw/ton) Best Aville IPLV, (kw/ton) Centrifugl (150 299 tons) 0.52 or less 0.47 Centrifugl (300 2,000 tons) 0.45 or less 0.38 Rotry Srew >= 150 tons 0.49 or less 0.46 Compressor Type n Cpity Full Lo Optimize Chillers Reommene Full Lo (kw/ton) Best Aville Full-Lo (kw/ton) Centrifugl (150 299 tons) 0.59 or less 0.50 Centrifugl (300 2,000 tons) 0.56 or less 0.47 Rotry Srew >= 150 tons 0.64 or less 0.58 Figure A.3 Depening on the pplition, uyers shoul speify hiller effiieny using either fulllo or integrte prt-lo vlues s shown (see text). Vlues re se on stnr referene onitions speifie in ARI stnr 550/590-98. Integrte prt lo vlue (IPLV) is weighte verge of effiieny mesurements t vrious prt-lo onitions, s esrie in ARI Stnr 550/590-98. These weightings hve hnge sustntilly from the previous stnr, ARI 550-92, lowering IPLV rtings y 10% 15% for the sme equipment. Full lo effiieny is mesure t pek lo onitions esrie in ARI Stnr 550/590-98. Feerl Energy Mngement Progrm (FEMP) http://www.eren.oe.gov/ femp/prourement/inex.fm Figure A.4 Commeril Het Pump FEMP Effiieny Reommention Prout Type n Size Reommene Level Best Aville Air-soure < 65 MBTU/h Air-soure Air-soure 136 240 MBTU/h Wter-soure 12.0 SEER or more 7.7 HSPF or more 10.1 EER or more 10.4 IPLV or more 3.2 COP or more 9.3 EER or more 9.5 IPLV or more 3.1 COP or more 12.8 EER or more 4.5 COP or more 13.2 SEER 8.5 HSPF 11.5 EER 13.4 IPLV 4.0 COP 10.5 EER 12.4 IPLV 3.3 COP 14.5 EER 5.0 COP Effiieny levels for ir-soure units size etween 65 n 240 MBTU/h meet ASHRAE 90.1 minimum effiieny requirements. The est ville EER n est ville COP pply to ifferent moels. Only units with 3-phse power supply re overe in this tegory. Wter soure het pumps overe here use ooling towers n oilers s the het trnsfer sink or soure in lose loop piping system. This my inrese oiler energy use y lowering the return wter temperture. Auxiliry pumping energy is not inlue in the WSHP effiieny rting. EER (energy effiieny rtio) is the ooling pity (in BTU/hour) of the unit ivie y its eletril input (in wtts) t stnr pek rting onitions. SEER (sesonl energy effiieny rtio) n IPLV (integrte prt-lo vlue) re similr to EER, ut weigh performne uring the ooling seson. COP (Coeffiient of Performne) is the heting pity (in BTU/h) t stnr heting onitions ivie y its eletril input (lso in BTU/h). HSPF (Heting Sesonl Performne Ftor), like SEER, weighs heting performne t vrious onitions. Feerl Energy Mngement Progrm (FEMP) http://www.eren.oe.gov/femp/prourement/inex.fm 414
Figure A.5 Groun Soure Het Pump FEMP Effiieny Reommention Prout Type Reommene Best Aville EER COP EER COP Close Loop 14.1 or more 3.3 or more 25.8 4.9 Open Loop 16.2 or more 3.6 or more 31.1 5.5 The est ville oeffiient of performne (COP) n est ville energy effiieny rtio (EER) for the open-loop system pply to ifferent moels. EER is the ooling pity (in BTU/hour) of the unit ivie y its eletril input (in wtts) t stnr (ARI/ISO) onitions of 77 F entering wter for lose-loop moels n 59 F entering wter for open-loop systems. COP is the heting pity (in BTU) of the unit ivie y its eletril input (lso in BTU) t stnr (ARI/ISO) onitions of 32 F entering wter for lose-loop moels n 50 F entering wter for open-loop equipment. Open-loop het pumps, s oppose to lose-loop moels, utilize one-through wter from well, lke or strem. Feerl Energy Mngement Progrm (FEMP) http:// www.eren.oe.gov/femp/prourement/inex.fm Commeril Boiler FEMP Effiieny Reommention Prout Type (Fuel/ Het Meium) Rte Cpity (BTU/h) Reommene Therml Effiieny (e t ) Best Aville Therml Effiieny (e t ) Nturl Gs Wter 300,000 2,500,000 80% e t 86.7% e t 2,500,001 10,000,000 80% e t 83.2% e t Nturl Gs Stem 300,000 2,500,000 79% e t 81.9% e t 2,500,001 10,000,000 80% e t 81.2% e t #2 Oil Wter #2 Oil Stem 300,000 2,500,000 83% e t 87.7% e t 2,500,001 10,000,000 83% e t 85.5% e t 300,000 2,500,000 83% e t 83.9% e t 2,500,001 10,000,000 83% e t 84.2% e t Figure A.6 This reommention overs low- n meium-pressure oilers use primrily in ommeril spe heting pplitions. It oes not pply to high-pressure oilers use in inustril proessing n ogenertion pplitions. Therml effiieny (et), lso known s oiler effiieny or overll effiieny, is the oiler s energy output ivie y energy input, s efine y ANSI Z21.13. In ontrst to omustion effiieny (e), et ounts for rition n onvetion losses through the oiler s shell. These est ville effiienies o not onsier onensing oilers, whih re generlly more effiient ut re not reily rtle with ANSI Z21.13. Feerl Energy Mngement Progrm (FEMP) http://www.eren.oe.gov/femp/prourement/inex.fm 415
Commeril Unitry Air Conitioner FEMP Effiieny Reommention Prout Type n Size Reommene Level Best Aville <65 MBTU/h (3 phse) 12.0 SEER or more 14.5 SEER >135 240 MBTU/h 11.0 EER or more 11.4 IPLV or more 10.8 EER or more 11.2 IPLV or more 11.8 EER 13.0 IPLV 11.5 EER 13.3 IPLV Figure A.7 Only ir-oole single-pkge n split system units use in ommeril uilings re overe. Wter soure units re not overe y ENERGY STAR ut look for effiieny rtings tht meet or exee these levels for ir soure units. When operting onitions re often lose to rte onitions or in regions where there re high emn osts, look for units with the highest EER rtings tht lso meet or exee this SEER. EER (energy effiieny rtio) is the ooling pity (in BTU/hour) of the unit ivie y its eletril input (in wtts) t the Air Conitioning n Refrigertion Institute s (ARI) stnr pek rting onition of 95 F. SEER (sesonl energy effiieny rtio) n IPLV (integrte prt-lo vlue) re similr to EER ut weigh performne t ifferent (pek n off-pek) onitions uring the ooling seson. Feerl Energy Mngement Progrm (FEMP) http://www.eren.oe.gov/femp/prourement/inex.fm Air Coole Chiller FEMP Effiieny Reommention Compressor Type n Cpity Prt Lo Optimize Chillers Reommene IPLV (kw/ton) Sroll (30 60 tons) 0.86 or less 0.83 Reiproting (30 150 tons) 0.90 or less 0.80 Srew (70 200 tons) 0.98 or less 0.83 Compressor Type n Cpity Full Lo Optimize Chillers Reommene Full Lo (kw/ton) Sroll (30 60 tons) 1.23 or less 1.10 Reiproting (30 150 tons) 1.23 or less 1.00 Srew (70 200 tons) 1.23 or less 0.94 Best Aville IPLV (kw/ton) Best Aville Full Lo (kw/ton) Figure A.8 Depening on the pplition, uyers shoul speify hiller effiieny using either fulllo or integrte prt-lo vlues s shown (see text). Vlues re se on stnr rting onitions speifie in ARI Stnr 550/590-98. Only pkge hillers (i.e., none with remote onensers) re overe. Integrte prt-lo vlue (IPLV) is weighte verge of effiieny mesurements t vrious prt-lo onitions, s esrie in ARI Stnr 550/590-98. These weightings hve hnge sustntilly from the previous stnr, ARI 590-92, lowering IPLV rtings y 10% 15% for the sme equipment. Feerl Energy Mngement Progrm (FEMP) http://www.eren.oe.gov/femp/prourement/inex.fm 416
Figure A.9 Resientil Groun-Soure Het Pump FEMP Effiieny Reommention Prout Type Reommene Best Aville EER COP EER COP Close Loop 14.1 or more 3.3 or more 25.8 4.9 Open Loop 16.2 or more 3.6 or more 31.1 5.5 The est ville oeffiient of performne (COP) n est ville energy effiieny rtio (EER) for the open-loop system pply to ifferent moels. EER is the ooling pity (in BTU/hour) of the unit ivie y its eletril input (in wtts) t stnr (ARI/ISO) onitions of 77 F entering wter for lose-loop moels n 59 F entering wter for open-loop systems. COP is the heting pity (in BTU) of the unit ivie y its eletril input (lso in BTU) t stnr (ARI/ISO) onitions of 32 F entering wter for lose-loop moels n 50 F entering wter for open-loop equipment. Open-loop het pumps, s oppose to lose-loop moels, utilize one-through wter from well, lke or strem. Feerl Energy Mngement Progrm (FEMP) http:// www.eren.oe.gov/femp/prourement/inex.fm Figure A.10 Resientil Gs Furne FEMP Effiieny Reommention Prout Type Reommene AFUE, Best Aville AFUE Resientil Gs Furne 90% or more 97% AFUE (nnul fuel utiliztion effiieny) is mesure of heting effiieny on n nnul sis. The DOE test proeure efines AFUE s the het trnsferre to the onitione spe ivie y the fuel energy supplie. Bse on DOE test proeure, see 10 CFR, Su-Prt B, Appenix N. Resientil gs furnes inlue those fire y nturl or propne gs, with input rtings less thn 225,000 BTU/hour. Feerl Energy Mngement Progrm (FEMP) http://www. eren.oe.gov/femp/prourement/inex.fm Figure A.11 Eletri Wter Heter FEMP Effiieny Reommention Storge Tnk Volume) Energy Ftor Annul Energy Use Less thn 60 gllons 0.93 or higher 4,721 kwh/yer or less 60 gllons or more 0.91 or higher 4,825 kwh/yer or less Energy Ftor is n effiieny rtio of the energy supplie in hete wter ivie y the energy input to the wter heter. Bse on DOE test proeure (10 CFR 430, Su-Prt B, Appenix E). Feerl Energy Mngement Progrm (FEMP) http://www.eren.oe.gov/femp/prourement/inex.fm Figure A.12 Gs Wter Heter FEMP Effiieny Reommention Storge Type (rte volume) Energy Ftor Annul Energy Use 50 gllons or less 0.62 or higher 242 therms /yer or less Energy ftor is n effiieny rtio of the energy supplie in hete wter ivie y the energy input to the wter heter. Bse on DOE test proeure (10 CFR 430, Su-Prt B, Appenix E). 1 therm = 100,000 BTU Feerl Energy Mngement Progrm (FEMP) http://www.eren. oe.gov/femp/prourement/inex.fm 417