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2018 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 />C403.3.5.2 Heating / cooling, Indicate systems and equipment associated <br />SVstcm Controls will with the delivery of zone level heating and <br />DOAS cooling (fans, hydronic pump,,. primary an <br />dampcts. etc) it configured to shut off. and <br />central egiupment is configured to turn down, <br />when there is no call for heating or cooling in <br />the zone they serve <br />It applying Exception to heating / cooling fans <br />used for air mixing in the space during <br />deadband periods, include fan watts per cfm <br />in equipment .schedule. <br />C403.3.5. Decoupled DOAAS Indicate method of delivery of DOHS supply <br />�uppl% air air to the occupied space fthrcctly into space. <br />downstrearn of terminal heating / cooling <br />coils): or exception applied <br />C403.6.1 NN11 »Ic n lie DOAS For DOAS serving multiple zones. indicate <br />controls configured to reduce the volume of <br />outdoor air in each zone independently when <br />the nmc i, mn ,, tinied: or eviception applied <br />ADDITIONAL EFFICIENCY CREDITS - DEDICATED OUTSIDE AIR SYSTEMS (DOAS) <br />C406.6 Dt 1, <br />C=406.7 High performance <br />DOAS - Energy <br />recovery, <br />effectiveness and fan <br />power <br />FANS AND FAN CONTROLS <br />i upancies not subject to the <br />requirement. ol' Section ('403.3.5. to comply <br />with this additional efficiency credit. provide <br />calculations that demonstrate 90% or more of <br />the total floor area of all occupied. <br />conditioned spaces are served by a DOAS per <br />C403.3.5 <br />For all building occupancies. to comply with <br />this additional efficiency credit, demonstrate <br />compliance with C406.6 <br />Indicate energy recovery sensible <br />effectiveness of all DOAS is >_ 80% <br />For each system. indicate that total System fall <br />power does not exceed 0.5 watts per clht <br />C403.8.1 Fan power limitation For all HVAC fan systems that provide <br />heating and / or cooling and all DOAS, <br />provide system total nameplate hp in <br />equipment schedules on project plans <br />For all applicable HVAC systems with total <br />fan motor nameplate hp > 5hp, verify fan <br />system motor hp or bhp complies with fan <br />power limits per equations in Table <br />C403.8.1(1) <br />Terminal units installed in conjunction with a <br />DOAS (hydroninc heat pumps, VRF heat <br />pumps, chilled/hot water terminal units, <br />variable volume terminal units) shall be <br />treated as independent air -handling units for <br />purposes of fan power calculations <br />Page 4125 <br />