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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 />Corw k)k liar higlr For zones > 150 sf with high occupant densit; <br />tr occupani dcn'in I>_ 25 people / 1000 sf). indicate DCV control <br />�pacc' that resets ventilation setpoint based on <br />measured CO2; also indicate oci upancy <br />sensor control that automatically reduces <br />minimum ventilation to zero and sets back <br />room heating and cooling setpoints by >_ 5" P <br />when space in unoccupied <br />C403.12. High efficiency Indicate which system performance option is <br />Item 7 system option applied - high efficiency DX cooling and heat <br />pump or high efficiency gas heating: or <br />heating coils served by a high efficiency <br />heating water plant; or cooling coils served by <br />high efficiency chilled water plant <br />If complying via high efficiency DX: Indicate <br />full load and part load rated cooling efficiency <br />exceeds WSEC listed efficiency b\ at least <br />15% : if heating is supplied by a gas -fired <br />furnace, indicate thermal efficiency (Et) is >_ <br />90%: if system is a heat pump, indicate <br />heating efficiency (HSPF or COP) exceeds <br />WSEC listed efficiency by at least 10,i: <br />control ol' cooling and heating coil output shall <br />be configured with a minimum of 2-stages or <br />modulating <br />If complying via high efficiency heating water <br />plant: Indicate hydronic heating coils are <br />served by a heating water system with either <br />as -fired boilers) with thermal efficiency <br />(Et) ? 92r/r.. air -to -water heat pumps, or heat <br />recovery chillers: indicate hydronic heating <br />coils are sized per a maximum 120"F entering <br />water temperature during. peak demand <br />If complying via high efficiency chilled voter <br />plant: Indicate cooling coils are served by <br />chillers with rated IPLV efficiency that <br />exceeds WSEC listed IPLV by at least 25% <br />per Table C403.3.2i7) (note \sater-cooled <br />IPLV is max. all others are min); indicate <br />smallest chiller or compressor in plant is <_ <br />20% of the total plant capacity, or provide <br />thermal storage sized for > 2011r of total plant <br />capacity <br />C403.12. Fault detection and Indicate DDC system includes automatic fault <br />Item 8 diagnostics detection and diagnostics (FDD) configured <br />to monitor operation and provide fault <br />reporting of all required parameters for all <br />HPVAV single -zone air systems <br />EXTERIOR HEATING SYSTEMS <br />C403.1 1.1 Heating outside a Indicate systems providing heating in non- <br />buikiuc enclosed outdoor occupied space_,, are radiant <br />systems <br />Page 23125 <br />