Trane UH-PRC001-EN manual Model P, Model S, Features and Benefits

Page 6
Model P

Features and

Benefits

Model P

A

 

 

 

 

 

ExclusiveTrane designed aluminum fans

 

 

 

 

 

provide smooth, nonsurge performance.

C

 

 

 

D

This, in turn, provides efficient, quiet

 

 

 

G

operation.

 

 

 

F

 

B

 

 

 

 

 

 

 

 

 

High performance Sigma-Flo®fins in a

 

 

 

 

B

one-row coil have more efficient heat

 

 

 

 

transfer characteristics than flat fin coils.

 

 

 

 

 

C

 

 

 

 

 

Steel pipe headers are electrically

 

 

 

 

 

induction-brazed to coil tubes.

 

 

 

 

E

D

 

 

 

 

 

 

 

A

 

Top panel features knockout air ports

 

 

 

 

 

 

 

 

 

that, when removed, convert the unit

 

 

 

 

 

from standard to low final air

 

 

 

 

 

temperature, higher cfm operation.

 

 

 

 

 

E

 

 

 

 

 

Bottom plate provides drawn fan orifice

 

 

 

 

 

to assure smooth airflow.

 

 

 

 

 

F

 

 

 

Model S

 

Sturdy motor mounts absorb vibration

 

 

 

A

 

and anchor the motor securely.

 

 

 

 

 

 

 

Exclusive, compact one-row

G

 

 

 

 

 

 

serpentine coil features high

Totally enclosed industrial designed

 

 

 

performance Sigma-Flo fins.

motors feature built-in overload

 

 

 

B

 

protection.

 

 

 

 

 

 

 

One-piece wraparound casing with

 

 

 

 

 

 

 

 

picture-frame front panel combines

 

B

C

 

attractiveness with durability.

 

 

 

C

 

 

 

 

 

 

 

G

 

 

Heavy-gauge, one-piece back panel

 

 

 

can be easily removed for quick coil

 

A

 

 

 

 

 

access.

 

 

 

E

 

D

 

 

 

 

 

Rear connections and a compact

 

 

 

H

design provide more headroom than

 

 

 

conventional units.

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

Sturdy fan guard provides stronger

 

 

 

 

motor mount and quiet operation.

 

 

 

 

F

 

 

F

D

 

Unique coil supports anchor coil

 

 

 

 

tubes without restricting expansion.

G

Trane horizontal louvers stay in position with the exclusive louver keeper design.

H

Totally enclosed industrial design motors feature built-in overload protection.

6

UH-PRC001-EN

Image 6
Contents 17.4 to 705.6 MBh UH-PRC001-ENPropeller Unit Heaters/Unitary OctoberIntroduction The Industrial Designed Model P Unit HeaterSelection Procedure ContentsFeatures and Benefits Electric PowerFeatures and Benefits Put HeatWhere It’s NeededCompact Design The Model S CoilThe Model P Motor Rectangular Draw-ThruCoilsModel P Model SFeatures and Benefits External Couplings Features and BenefitsApplication Considerations General RulesTypical Factory HotWater System - Using Circulating Pump General NotesApplication Considerations Application Considerations Vapor orVacuum SystemHotWater System with Circulating Pump Figure AC-4 Figure AC-5 Figure AC-6BTU Requirements Selection ProcedureTrane Propeller Unit Heaters Type of BuildingUseful Data FormulaDetermining Special Steam Capacities Equivalent Direct RadiationModel S Nomenclature D BESelection Procedure Selection Procedure Model SModel P Table Based on 2 PSIG and 60 F Entering AirSelection Procedure 2 Lbs. Steam 60 F Entering AirTempSelection Procedure 2 Lbs. Steam 60 F Entering AirTempSelection Procedure Table SP-6- Maximum Spread FtMotor and Fan Speeds Additional Selection DataModel P Nomenclature Selection ProcedureSelection Procedure Selection ProcedureHotWater Selection Example StepPropylene Correction Factors for Propylene Glycol/WaterPropylene Glycol GlycolModel Number Description MODEL P UNIT HEATERMotors D B E Model Number DescriptionMotors Performance Data Performance Data WaterPerformance Data WaterPerformance Data WaterPerformance Data Entering WaterTemperaturePerformance Data Entering WaterTemperaturePerformance Data 117.6Performance Data Entering WaterTemperaturePerformance Data Entering WaterTemperaturePerformance Data WaterPerformance Data WaterPerformance Data WaterPerformance Data 115.1Performance Data WaterPerformance Data WaterPerformance Data Entering WaterTemperaturePerformance Data Entering WaterTemperaturePerformance Data Entering WaterTemperaturePerformance Data 100.1Performance Data Entering WaterTemperaturePerformance Data Entering WaterTemperatureElectric Power Electric Power AccessoryElectric Power ModelMotor MountType-1 Dimensions and WeightsFigure DW-1 Motor MountType-2Dimensions and Weights Figure DW-2Figure DW-3 Dimensions and WeightsIn Dimensions Figure DW-4 Table DW-4- Louver Cone Diffuser RoughingCasing Mechanical SpecificationsModel P General Model S GeneralPage NRTL/C TheTrane Company