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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 />For other mechanical cooling systems <br />(includes DX and chilled water coils) that <br />control space temperature by modulating <br />airflow (in lieu of, or in addition to, <br />controlling capacity in response to space <br />temperature) - Provide fan controls for <br />modulating supply airflow; indicate minimum <br />fan speed is 5 50% of full speed drawing 5 <br />30% of full speed fan power during periods of <br />low cooling or ventilation only; or exception <br />applied <br />ADDITIONAL EFFICIENCY PACKAGE OPTION, MORE EFFICIENT HVAC EQUIPMENT & FAN PERFORMANCE - MUST COMPLY <br />WITH ALL 3 PROVISIONS TO BE ELIGIBLE <br />C406.2. 1 HVAC system To comply with this additional efficiency <br />selection credit. provide calculations that demonstrate <br />(hated on heating and cooling output capacity) <br />that 90% or more of all FIVAC equipment <br />serving conditioned floor areas have a <br />corresponding WSEC listed el ficiency: or <br />exception applied <br />C=406'._' nlinimum equipment In addition to system selection requirement. <br />efficiency indicate that all associated heating and cooling <br />equipment have a rated efficiency liar all <br />equipment performance criteria (heating.. <br />coolitag full load, part toad) that is at least <br />15% better than the listed WSEC efficiency: <br />include specific equipment exceptions applied <br />For systems required to provide a TSPR <br />report per C403.1. I, demonstrate that the <br />proposed design ratio is at minimum ]W/i <br />higher than the standard reference design ratio <br />For pro.lccts complying via weighted average <br />efficiency exception. include calculations that <br />demonstrate the ov°erall average better than <br />code efficiency of all equipment performance <br />criteria for all equipment is > 1517r: indicate <br />that all equipment has at least 59l better than <br />code efficiency <br />For systems serving low energy and semi - <br />heated spaces. indicate that 9011%1 or more of <br />installed heating output capacity is provided <br />by electric infrared or gas -fired radiant <br />equipment for localized heating applications <br />only <br />C406.2.3 A9inintum fan In addition to system selection and efficiency <br />efficiency grade requirements. indicate rated FZG of all _> 1 hp <br />1750 watt) stand alone supply, return and <br />exhaust fans is >_ 71: indicate these fans are <br />sired so the Ian efficiency at design <br />conditions is within 10cir of the maximum <br />total or static efficiency <br />VENTILATION, EXHAUST & ENERGY RECOVERY <br />C403.2.2.1 Ventilation Indicate method of ventilation air delivery <br />(natural or mechanical) for each zone <br />Page 6125 <br />