Trane UH-PRC001-EN manual Propeller Unit Heaters/Unitary, 17.4 to 705.6 MBh, October

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Propeller Unit

Heaters/Unitary

17.4 to 705.6 MBh

TwoVersatile Models -Various Sizes Easy Installation

October 1999

UH-PRC001-EN

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Contents Propeller Unit Heaters/Unitary UH-PRC001-EN17.4 to 705.6 MBh OctoberThe Industrial Designed Model P Unit Heater IntroductionFeatures and Benefits ContentsSelection Procedure Electric PowerPut HeatWhere It’s Needed Features and BenefitsThe Model P Motor The Model S CoilCompact Design Rectangular Draw-ThruCoilsModel S Model PFeatures and Benefits Features and Benefits External CouplingsGeneral Rules Application ConsiderationsTypical Factory General Notes HotWater System - Using Circulating PumpApplication Considerations HotWater System with Circulating Pump Vapor orVacuum SystemApplication Considerations Figure AC-4 Figure AC-5 Figure AC-6Trane Propeller Unit Heaters Selection ProcedureBTU Requirements Type of BuildingDetermining Special Steam Capacities FormulaUseful Data Equivalent Direct RadiationD BE Model S NomenclatureSelection Procedure Model P Model SSelection Procedure Table Based on 2 PSIG and 60 F Entering Air2 Lbs. Steam 60 F Entering AirTemp Selection Procedure2 Lbs. Steam 60 F Entering AirTemp Selection ProcedureTable SP-6- Maximum Spread Ft Selection ProcedureModel P Nomenclature Additional Selection DataMotor and Fan Speeds Selection ProcedureHotWater Selection Example Selection ProcedureSelection Procedure StepPropylene Glycol Correction Factors for Propylene Glycol/WaterPropylene GlycolMODEL P UNIT HEATER Model Number DescriptionMotors Model Number Description D B EMotors Performance Data Water Performance DataWater Performance DataWater Performance DataEntering WaterTemperature Performance DataEntering WaterTemperature Performance Data117.6 Performance DataEntering WaterTemperature Performance DataEntering WaterTemperature Performance DataWater Performance DataWater Performance DataWater Performance Data115.1 Performance DataWater Performance DataWater Performance DataEntering WaterTemperature Performance DataEntering WaterTemperature Performance DataEntering WaterTemperature Performance Data100.1 Performance DataEntering WaterTemperature Performance DataEntering WaterTemperature Performance DataElectric Power Accessory Electric PowerModel Electric PowerFigure DW-1 Dimensions and WeightsMotor MountType-1 Motor MountType-2Figure DW-2 Dimensions and WeightsIn Dimensions Figure DW-4 Dimensions and WeightsFigure DW-3 Table DW-4- Louver Cone Diffuser RoughingModel P General Mechanical SpecificationsCasing Model S GeneralPage TheTrane Company NRTL/C