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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 />C403.6.6 <br />Parallel fan powered <br />Indicate controls automatically activate or <br />VAV air terminals <br />shut off the air terminal fan based on call for <br />heating and / or ventilation; indicate controls <br />are configured to activate the terminal fan as <br />the first stage of heating prior to activating the <br />heating coil; indicate control method of <br />primary air during warmup or temperature <br />setback mode <br />HIGH EFFICIENCY MULTIPLE -ZONE VAV SYSTEMS - EXCEPTION TO C403.3.5 DOAS, MUST COMPLY WITH ALL 15 <br />PROVISIONS TO BE ELIGIBLE <br />C403.6.10,Ite <br />Minimum area served <br />Indicate that each high efficiency multiple- <br />m 1 <br />and zoning <br />zone VAV systems serves an area >_ 3,000 sf <br />and includes >_ 5 zones <br />C403.6.10, <br />Air economizer <br />Indicate system is configured for 100% air <br />Item 2 <br />economizer operation and complies with all <br />related economizer requirements per C403.5 <br />(without economizer exceptions) <br />C403.6.10, <br />Direct digital controls <br />Provide DDC controls for all components of <br />Item 3 <br />(DDC) <br />system per C403.4.11 (regardless of system <br />size); identify all DDC system input / output <br />control points; indicate capability for trending <br />and graphical display <br />C403.6.10, <br />Supply and outdoor <br />For systems with minimum required outdoor <br />Items 4 and 5 <br />airflow measurement <br />air > 2,500 cfm, provide an airflow <br />and control <br />monitoring station that is configured to <br />measure outdoor air intake under all load <br />conditions; indicate control sequence that <br />increases or reduces outdoor air cfm based on <br />VAV terminal feedback of ventilation <br />efficiency (per C403.6.5 without exceptions) <br />or and DCV (per C403.7.1) <br />Provide a suppy airflow monitoring station <br />that is configured to measure supply air <br />delivered to VAV terminals under all load <br />conditions <br />C403.6.I O,Ite <br />Zone isolation and <br />Verify maximum area served by a single VAV <br />m 6 <br />maximum area served <br />system is < 50,000 sf, or one entire floor, <br />whichever is greater; in addition if a system <br />serves > 25,000 sf, that includes areas that are <br />expected to be occupied non -simultaneously, <br />indicate zone isolation controls per C403.2.1 <br />C403.6.10, <br />Interior / exterior <br />Verify that VAV terminals serving interior <br />Item 7 <br />zone design supply air <br />cooling driven loads are sized per a design <br />temperature <br />supply air temperature that is 5°F higher than <br />VAV terminals serving exterior zones while in <br />cooling mode <br />C403.6.10, <br />Maximum air <br />Identify all air terminals with minimum <br />Item 8 <br />terminal inlet velocity <br />primary airflow setpoints > 50% of maximum <br />and fan power <br />setpoint in mechanical equipment schedule <br />for these air terminals indicate inlet velocity <br />does not exceed 900 fpm <br />Page 20125 <br />