Laserfiche WebLink
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 /> C403.9.2.4.3 Process heat recovery In spaces with 5 watts per sf year-round <br /> cooling loads from lights and equipment, <br /> indicate these spaces are served by water- <br /> cooled equipment configured for heat <br /> recovery <br /> C403.9.2.4.3 Process heat recovery If these spaces are served by economizer(air <br /> or water),indicate automatic controls are <br /> configured to disable economizer operation <br /> while system is in heat recovery mode <br /> ADDITIONAL ENERGY EFFICIENCY MEASURE-IMPROVED LOW CARBON DISTRICT ENERGY SYSTEMS(10%) <br /> NA C406.2.2.4 Improved low-carbon Provide calculations showing 90%or more of <br /> district energy the annual service water and space heat <br /> systems(10 percent energy use or 90%or more of the annual <br /> better). service water heat,space heat and space <br /> cooling energy use is met by a district energy <br /> exchange system complying with <br /> C406.2.2.4.1 or a district energy heating <br /> and/or cooling system complying with <br /> C406.2.2.4.2;provide documentation the <br /> system is operational and is in accordance <br /> with this section prior to the final inspection. <br /> NA C406.2.2.4.1 Improved low-carbon Provide calculations and documentation that <br /> district energy 45%of the annual district-system-net-load- <br /> exchange systems(10 met(sum of heating and cooling energy <br /> percent better) provided to attached buildings)comes from <br /> heat recovery between connected buildings, <br /> waste heat,or renewable energy resources; <br /> and no more than 25%of the annual heat <br /> input to the system comes from fossil fuel or <br /> electric-resistance sources. <br /> NA C406.2.2.4.2 Improved low-carbon Provide calculations and documentation that <br /> district energy distribution losses are less than or equal to 5% <br /> heating and cooling of the annual load delivered to buildings <br /> or heating only served by the system;and that the system <br /> systems(10 percent complies with one of the following: 1)45%of <br /> better) the annual district-system-net-load-met(sum <br /> of heating and cooling energy provided to <br /> attached buildings)comes from heat recovery <br /> between connected buildings,waste heat,or <br /> renewable energy resources and no more than <br /> 25%of the annual heat input to the system <br /> comes from fossil fuel or electric-resistance <br /> sources,or,2) 10%or less of the system <br /> annual heat input to the system comes from <br /> fossil fuels,electric-resistance sources,or heat <br /> pump sources with an annual COP<3 <br /> ADDITIONAL ENERGY EFFICIENCY MEASURE-IMPROVED LOW CARBON DISTRICT ENERGY SYSTEMS(20%) <br /> Page 24132 <br />