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Mechanical Requirements • • • of <br /> 2021 WSEC Requirements for Commercial Buildings including Group R2,R3&R4 over 3 stories&all R1 -- Administered by @2024 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 /> C403.3.5.3 Heating/cooling If applying Exception to heating/cooling fans <br /> system fan controls used for air mixing in the space during <br /> with DOAS deadband periods,include fan watts per cfm <br /> in equipment schedule <br /> C403.3.5.4 Decoupled DOAS Indicate method of delivery of DOAS supply <br /> supply air air to the occupied space(directly into space, <br /> downstream of terminal heating/cooling <br /> coils);or exception applied <br /> C403.6.5 Multiple zone DOAS For DOAS serving multiple zones with DDC <br /> controls,indicate controls configured to <br /> reduce the volume of outdoor air in each zone <br /> independently when the zone is unoccupied; <br /> or exception applied <br /> ADDITIONAL ENERGY EFFICIENCY MEASURE-DEDICATED OUTSIDE AIR SYSTEMS(DOAS) <br /> C406.2.2.6 High performance For all building occupancies,to comply with <br /> DOAS-Energy this additional efficiency credit,demonstrate <br /> recovery compliance withC403.3.5 <br /> effectiveness and fan <br /> power <br /> C406.2.2.6 High performance Indicate energy recovery sensible <br /> DOAS-Energy effectiveness of all DOAS is>_80% <br /> recovery <br /> effectiveness and fan <br /> power <br /> C406.2.2.6 High performance For each system,indicate that total system fan <br /> DOAS-Energy power does not exceed 0.769 watts per cfm or <br /> recovery is<_80%of the fan power allowance for a <br /> effectiveness and fan constant volume system calculated per <br /> power C403.8.1 <br /> FANS AND FAN CONTROLS <br /> YES C403.8.1.2 Fan power limitation For all HVAC fan systems associated with M001 <br /> conditioned space and containing 1 or more <br /> fans with electrical input>_1 kW shall <br /> provide the total nameplate hp and the fan <br /> system electrical input power calculated per <br /> C403.8.1.2 in equipment schedules on project <br /> plans <br /> NA C403.8.1.1 Fan power limitation For all HVAC and DOAS systems associated <br /> with conditioned space with 1 or more fans <br /> with electrical input power> 1 kW,provide <br /> fan system electrical input power calculations <br /> per Section C403.8.1.2 to verify it complies <br /> with fan power budget per Section C403.8.1.1 <br /> NA C403.8.2 Motor nameplate hp For HVAC systems with total fan motor <br /> nameplate hp>5hp,indicate fan motors <br /> specified are the smallest available motor hp <br /> size greater than fan bhp,note exceptions <br /> applied <br /> Page 6132 <br />