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+ � ` j . . I� ( � , � ' FORM R405-2014 ; �1ANDAT(3Rl( REQUIREIViE�TS - (�o�t=��) � R403.6.1.1 Cooling equipment capacity.(continued) The published value for AHRI total capacity is a nominal,rating-test value and � shail nof be used for equipment sixing.Manu(acture's expanded perfarmance data shal!be used ta salect cooling-aniy equipment.Th3s se{ectian shali 6e used to select cooling-only equipmenf.This seleckion sha!!6e based on the outdoor design dry bulb temperature for the laad calaulatlon(or entering water temperature for water-source equipment),the blower cfm provided by the expanded performance data, the design value for entering wef bulb femperature and Ehe design value far entering dry bulb iemperaEure. Design va(ues for entering wet buib and dry bulb temperature shall be for the indoar dry bulb and reiative humidify used for Ehe laad calculatson and sha(1 be adjusted for return side gains if the return duct(sj is insta!!ed in an unconditioned space. i Excepfions: i. Aftached singie-and multi-fami(y residential equipment sizing may be selected so that Its cooling capaclty is less than the calculated total sensible load but not less than 80 percent of that load. 2. Wnen signed and sealed by a Florida-registered engineer,in attached single-.and multi-family units,the capacity of — ._equipmeal_r�ay_be sized in accordance witfi good design practice. � R443.6.1.2 Fieating equipment capacity ' R403.6.1.2.1 Heat pumps. Heat pumps sixing shall be based on the cooling requirements as calculated according to Section R403.6.1.1 and the heaf pump totai coo(ing capacity shall not be more than 1.15 fimes greater tfian the design cooting Ioad. . R403.6.1.2.2 Electric resistance furnaces. Electrlc resistance furnaces shall be sized within 4 kW of the design requirernenfs calculafed according to the procedure selected in Section R443.8.1. ' R403.6.1.2.3 Fossii fuel heating equipment. The capacity af fossil fuel heafing equipment with natura!draft atmospheric burners sha!!nok be less than the design load calculated in accordance wfth Section R403.6.1. 0 R403.6.1.3 Extra capacity required far special occasians. ftesidersces requiring excess cooiing or heating equipment capacity on an intermittent basis,such as anticipated additiona!loads caused by major entertainmettt events,shall have equipment sized or controlled to prevent continuous space cooling or heating within that space by one or more of the following options: 1. A separate cooling or heating system is utilized to provide cooling or heating to fhe major entertainment areas. 2. A variabla capacity system sized for optimum performance during base load periods is utitized. ❑ RA03.7 Systems serving multiple dwelling units(Mandatory). Systems serving multiple dwelling units shall comply with 5ections C403 and C404 of the Commercial Provisions i�lieu of Section R4d3. _ , ❑ R403.8 Snow meit system controls(Mandatoryj. Snaw and ice-me(ting systems,supptied through energy service#o the buitding,sfiail inciude autamatic confro�s capable af shufting ofi fhe system when fhe pavemeni#emperature is above 55°F,and no precipiFation is fa!ling and an automatic or manual contro!that wi!!allow shutoff when the outdoar temperature is above 40°F. ❑ R443.8 Swimming pools,inground spas and portable spas{Mandatoryj. The energy requirements for residential paols and inground spas shall be as specified in Sections R403.9.1 ihrough R403.9.3 and in accordance with ANSIIAPSP-15.The energy requirements for portabie spas shall be in accordance with ANS!lAPSP-14. p R403.9.1 Pooi and spa heaters. AII pool heaters shafi be equipped witfi a readiiy accessible on-off switch that is mounted oufside the heafer fo a!!ow shutting aff the heater wifhaut adjusting the thermostai setting. . R403.S.1.1 6as and ait-fired pooi and spa heaters. Ail gas-and ai!-fired gooi and space heafers shail ttave a minimum therma!e�ciency of 82 peroenY for heaters manufactured on or after April 16,2013 when tested in accardance with ANSI Z 21.56. Poal heaters fired by natural gas or LP gas shall not have continuausly burning pilot lights. , R403.9.1.2 Heat pump pooi heaters. Heat pump pool heaters shali have a minimum COP of 4.0 wfien tested in accordance with AF2RI 1160,Table 2,SEandard Raiing Conditians-law Air Temperature.A test rsport fram an independent Jaboratary is � required to verify procedure compliance.Geothermal swimming paol heat pumps are not required to meet this standard. ' O f2403.9.2 Time switches. Time switches or other control method that can automatically turn off and on heaters and pumps according to a preset schedule shall be installed on aIl heaters and pumps,Heaters,pumps and motors that have buiit in timers shall be deemed in i compiiance with this equipment. Exceptions: • 1. Where publlc health standards require 24-hour pump operations. , 2. Where pumps are required to operate solar-and waste-heat-recovery pool heating systems. 3. Where pumps are pawered exclusiveiy from on-site renewabte generatian. O R403.9.3 Cavers. Heated swimming pools and inground permanently instailed spas shali be equipped with a aapar-retardant cover on or at the waler surface or a liquid cover ar other means proven ta reduce heat loss. Exception: Outdoor pools deriving aver 70 percent of the energy for heating from site-recovered energy,such as a heat pump or � ' solar energy source computed over an operating seasan. i ❑ RR404.1 Lighting equipmenE(Mandafaryj. A minimum of 75 percent af the Iamps in perrnanenfly instatled lighting fixtures shall be high-e�cacy Iamps or a minimum af 75 percent of permanently installed lighting fixtures shatl contain only high efficacy lamps. F�cception: Low-voliage lighting shall not be required to utilize high-efficacy lamps. � R404.1.1 Llghting equipment(Mandatory). Fuel gas lighting systems shall not have continuously burning pilot lights � R405.2 Performance ONLY. All ducts not entirely inside the building thermal envelope shall be 1nsulated to a minimum af R-6. O R4d5.2.1 Performanca ONLY. Ceilings shail have minimum insulation of R-19.Where single assemby of fhe exposed deck and beam fype or concrefe deck roofs da not have sufficent space,R-10 is a!lowed. 9!7l2017 7:51 AM EnergyGaugeC�USA-FlaRes2(l14 -Section R405.4.] Com Page 3 of 3