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2018 WSEC Requirements for Commercial Buildings including Group R2, R3 & R4 over 3 stories & all R1 -- Administered by @2022 NEEA, All rights reserved <br />The following information is necessary to check a mechanical permit application for compliance with the mechanical systems and equipment requirements in the <br />Washington State Energy Code, Commercial Provisions. <br />For questions about this report, contact WSEC Commercial Technical Support at 360-539-5300 or via email at com.techsupport@waenergycodes.com <br />C403.9.2.2 Steam condensate <br />systems heat recovery <br />C403.9.2.3 Refrigeration <br />condenser heat <br />recovery <br />For buildings with on -site steam heating <br />systems, indicate condensate water heat <br />recovery and use of recovered heat <br />For buildings that use off -site generated steam <br />where condensate is not returned to the <br />source, indicate on -site condensate water heat <br />recovery <br />For buildings with food service, meat or deli <br />departments that have >_ 500,000 Btu/h of <br />remote refrigeration capacity for coolers / <br />freezers, indicate condenser heat recovery and <br />use of captured energy (service water heating, <br />space heating, or dehumidification reheating) <br />For buildings with > 40,000 sf conditioned <br />floor area and >_ 1,000,000 Btu/h of remote <br />refrigeration capacity, indicate condenser heat <br />recovery to pre -heat service water; indicate <br />remaining recovered heat is applied to space <br />heating or dehumidification reheating <br />C403.9.2.4 Heat recovery for For buildings that operate > 70 hour per week, <br />space heating that are not served by a DOAS with energy <br />recovery, and have > 1,500,000 Btu/h of heat <br />rejection capacity and >_ 0.45 cfm per sf of <br />design minimum supply airflow with reheat, <br />indicate condenser heat recovery is provided <br />for space heating that complies with Sections <br />C403.9.2.4.1 or C403.9.2.4.2 or C403.9.2.4.4 <br />C403.9.2.4.1 Water to water heat Indicate that 90% or more of the total <br />C403.9.2.4.4 recovery building space heating and ventilation air <br />design loads are served by heat energy <br />rejected from either a heat recovery chiller or <br />the cooling loop of water to water heat pump <br />equipment <br />C403.9.2.4.2 Exhaust heat recovery Indicate that waste heat is recovered from <br />least 90% of the total building exhaust airflow <br />such that leaving exhaust air temperature <br />while in heat recovery mode is 55 deg F dry <br />bulb; note exhaust air systems eligible for <br />exception to this requirement <br />C403.9.2.4.3 <br />Process heat recovery In spaces with 5 watts per sf year-round <br />cooling loads from lights and equipment, <br />indicate these spaces are served by water- <br />cooled equipment configured for heat <br />recovery <br />MULTIPLE ZONE AIR SYSTEMS <br />If these spaces are served by economizer (air <br />or water), indicate automatic controls are <br />configured to disable economizer operation <br />while system is in heat recovery mode <br />Page 18125 <br />