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Mechanical Requirements • • of <br /> 2018 WSEC Requirements for Commercial Buildings including Group R2,R3&R4 over 3 stories&all R1 -- Administered by @2023 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 /> NA C403.3.1 Equipment and Indicate that output capacities of heating and <br /> system sizing cooling equipment and systems are no greater <br /> than the smallest available equipment size that <br /> exceeds the calculated loads;note exceptions <br /> applied <br /> NA C403.3.2 HVAC equipment Provide equipment schedules on plans and in <br /> C403.9.1 performance WSEC mechanical equipment compliance <br /> requirements reports;indicate equipment type,calculated <br /> (efficiency) loads,capacity,rated and WSEC minimum <br /> efficiencies for all heating and cooling <br /> equipment;include supply and ventilation air <br /> cfms and operating hours for all air systems; <br /> identify heating and cooling equipment that <br /> does not have a corresponding WSEC <br /> minimum efficiency(manufacturer rated) <br /> NA C405.8 Electric motor List all motors> 1/12 hp(that are not integral <br /> efficiency to a rated piece of equipment)in the <br /> mechanical or electrical equipment schedules <br /> on plans;indicate motor type and applicable <br /> efficiency table,hp,rpm,number of poles and <br /> rated efficiency,or exception applied <br /> NA C403.3.2 Gas and oil-fired For forced air furnaces with capacity>_ <br /> forced air furnace 225,000 Btu/h and all unit heaters,indicate in <br /> and unit heaters equipment schedule intermittent ignition or <br /> IID,flue or draft damper,and rated jacket <br /> loss <br /> NA C403.3.2.4 Packaged electric Verify all packaged electric equipment with> <br /> heating/cooling 6,000 Btu/h cooling capacity and any amount <br /> equipment of heating is a heat pump;include in <br /> equipment schedules <br /> NA C403.3.3 Hot gas bypass For cooling equipment with hot gas bypass, <br /> limitation for DX provide either multiple step unloading or <br /> cooling equipment continuous capacity modulation;indicate <br /> bypass capacity per Table C403.3.3 <br /> NA C403.3.2.5 Humidification For cooling systems with humidification <br /> equipment that are also required to have air <br /> economizer,indicate humidifier is adiabatic <br /> (direct evaporative or fog atomization),or <br /> exception applied <br /> C403.3.2 Hydronic equipment Refer to Requirements List section Hydronic <br /> Systems-Equipment Selection& <br /> Performance for selection criteria specific to <br /> chillers and boilers <br /> NA C403.9 Heat rejection Refer to Requirements List section Heat <br /> equipment Rejection Systems-Equipment Selection& <br /> Performance for selection criteria specific to <br /> cooling towers,dry coolers and condensers <br /> (air-cooled and evaporative) <br /> EQUIPMENT SELECTION&PERFORMANCE-DEDICATED OUTSIDE AIR SYSTEMS(DOAS) <br /> Page 2125 <br />