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<br />91 HEATING SYSTEM MULTIPLIERS (HSM) <br /> <br />CLIMATE ZONES 4 5 6 <br /> <br />SYSTEM TYPE HEATING SYSTEM MULTIPLIERS <br /> HSPF 6.4 . 6.89 6.9 - 7.39 7.4-7.89 7.9 . 8.39 8.4 . 8.88 8.9 - Up <br />Central Heat COP 2.5 . 2.69 2.7 . 2.89 2.9 . 309 3.1-329 3.3 . 3.49 35 - 3.69 3.7 - Up <br />Pump Units HSM .50 .47 .44 .41 .39 37 <br />PTHP HSM .52 .50 .47 .44 41 .39 .37 <br />Electric Strip 1.0 <br />Gas & Other Fuels 10 (See Table 9J for Credit Multiplier) <br /> Minimums: Central Units Air Source 2.7 COP (6.4 HSPF), Water Source 3.4 COP, <br /> Ground Water Source 3.2 COP PTHP 2.6. COP means Coefficient of Performance <br /> <br />9J HEATING CREDIT MULTIPLIERS (HCM) <br /> <br />SYSTEM TYPE HEATING CREDIT MULTIPLIERS <br />Attic Radiant Sa rrier HCM .98 <br />Multizone HCM 90 <br /> AFUE .67 -69 70 - .74 .75 - .79 .80 -84 85.89 90 - Up <br />Natural Gas HCM .37 .35 33 31 29 27 <br />Other Fuels HCM .60 58 54 50 47 45 <br /> Where more than one credit is claimed. multiply HCM's together Enter product on page 4 <br /> AFUE means Annual Fuel Utilization Efficiency <br /> <br />9K COOLING SYSTEM MULTIPLIERS (CSM) <br /> <br />SYSTEM TYPE COOLING SYSTEM MULTIPLIERS' <br /> 7.5- 8.0- 8.5 - 9.0 - 9.5 - 10.0- 10.5 - 11ll - 115- 12.0 <br /> RAT! NG 7.9 8.4 8.9 9.4 9.9 10.4 10.9 114 119 & Up <br />CENTRAL UNITS <br />(SEER/EER) CSM ....... ...... .40 .38 .36 34 32 .31 .30 28 <br />PTAC & ROOM UNITS .34 32 .31 .30 .28 <br />(EER) CSM .45 .43 .40 .38 .36 <br /> Minimums: Central Units-Air Cooled 7.8 EER (8.5 SEER) Ground Water Cooled 10.0 EER. <br /> EER means Enerav Efficiencv Ratio. SEER means Seasonal Enemv Efficiencv Ratio. <br /> <br />9L COOLING CREDIT MULTIPLIERS (CCM) <br />SY TEM TYPE <br /> <br /> <br />Where more than one credit is claimed, multi I <br /> <br /> <br />9M HOT WATER MULTIPLIERS (HWM) <br /> <br />SYSTEM TYPE HOT WATER MULTIPLIERS <br />Electric EF .80 -81 I 82 -83 1/ 84.85 h86 .87 I 88 - .90 I 91 -93 I 94 -96 I 97 & Up <br />Resistance HWM 3879 I 3785 1\ \.3695 ... 1 3609 I 3527 I 3411 I 3302 I 3200 <br /> EF 54 -55 56.57 58.59 60. 61 62 -63 64 -65 66 & Up <br />Natural Gas HWM 1415 1364 1317 1273 1232 1194 1158 <br />Other Fuels HWM 2317 2234 2157 2085 2018 1955 1895 <br /> Water heaters must comply with prescriptive measures of Table 9A EF means Energy Factor <br /> <br />9N HOT WATER CREDIT MULTIPLIERS (HWCM) <br /> <br />SYSTEM TYPE HOT WATER CRE I)IT MULTIPLIERS <br />Solar Water Heater SF .1 I .2 I .3 I .4 I .5 .6 I .7 I .8 I .9 I 1.0 <br />HWCM .9 I .8 I .7 I .6 I .5 .4 I .3 I .2 I .1 I .0 <br />Heat Recovery Unit With Air-conditioner Heat Pump <br />HWCM .62 58 <br />Dedicated Heat Pump EF 2.0-2.49 I 2.5-2.99 3.0-3.49 I 3.5 & Uo <br />HWCM .44 I .35 .29 I .25 <br />A HWM must be used in conjunction with all HWCM. See Table 9M. SF means Solar Fraction. EF means Energy Factor. <br /> <br /> <br />CHECK <br /> <br />-6- <br />