Trane RT-PRC031-EN manual Performance Data-Return Fan, Return Fan Performance

Page 67

Performance Data—Return Fan

36.5" Return Fan Performance

	10									M
	10								M	F
								M	M	C
								M	F	O
								F	C	W								M
								C	C	W
							M	C	O	%							F
							M	O	W							C
							F
							F			0
	9						C	W	%	4				W	O
	9						O	W	%	4					O
							W	%	0
							W	0	3				%
							%	2			0		%
							0				5																	M
							1																			C	F	M
	8		1	40		0 RPM																			O		F
			1																					W

																							%

																					6	0
																						0

	7		130			0 R																													F	M
							PM																										O	C	F
																																W	O	C
																															0%	W
Presure(InWC)	6	120																												7	0%
					0 RPM																									7



																																								M
	5																																						F
		11																																					C
		11		00 R																																			O
				00 R																																			W
						PM																																%	W
																																					0
																																					8
Static	4	10	00 RPM																																			4
Static	4		00 RPM																																			4
																																						0
																																							B
																																							H
		900 RPM																																					P
	3	900 RPM																																										M
																																				3							F
																																				3						C
																																				0						O
																																				B						W
																																				H						%
																																				P					0
		800		RPM																													2			P					9
				RPM																														5
																																			B
																																				H
	2																											2								P
	2	700																										2
			RPM																											B
																															H
																																P
		600																										1
		600	RPM																									5
			RPM																									B
																												H
	1																											P
	1																				1
																					1
																			7.				0B
																			7.						H
																			5B									P
												5							H
												5		B						P
																H
	0																	P
	0
	0							5000	10000	15000		20000														25000										30000				35000			40000

Volumetric Airflow Rate(CFM)

Figure 25. Return Fan Performance STANDARD CFM—Case A (36.5" Fan)

RT-PRC031-EN

67

Image 67

Contents IntelliPak II Air Handlers Introduction Table of Contents Standard Features Features and BenefitsControls Cabinet Mechanical Features and Benefits Optional Features Reliability Features and Benefits Field Installed AccessoriesFeatures Summary Installation and ServiceIntegrated Comfort with Trane Tracer LCI Features and Benefits Application FlexibilitySimplifying the Comfort System Interoperability Features and BenefitsOptimum Building Comfort Control Statitrac Statitrac Direct Space Building Pressurization ControlVariable Frequency Drives VFD Supply Fans with Inlet Guide VanesSupply Air Temperature Controls Supply Air Pressure Control Controls Variable Air Volume VAV OnlySupply Air Setpoint Reset Controls Variable Air Volume VAV OnlyHeating Zone Temperature Control Gas Heating Two-Stage Controls Constant Volume CV OnlyOccupied Zone Temperature Control HeatingHot Water or Steam Heating Controls Constant Volume CV Only Auto ChangeoverUnoccupied Zone Temperature Control Cooling and HeatingEmergency Override Controls VAV and CVSpace Pressure Control Statitrac Morning Warm-up OptionsVentilation Override Module VOM Controls VAV and CVGeneric Building Automation System Module Gbas 0-5 vdc Human Interface Panel HIHuman Interface Panel Main Menu Night Setback Sensors Generic Building Automation System Module Gbas 0-10 vdcChilled Water Coil Freeze Stat Steam and Hot Water Coil Freeze AvoidanceTimed Override Activation Dry Bulb Temperature Control of EconomizerOccupied/Unoccupied input on the RTM Trane Tracer or BAS SystemTwinning Humidification ControlLonTalk Building Automation System Return Fan ControlAdvantages Applications ConsiderationsExhaust/Return Fan Options Application RecommendationsApplications Considerations Supply and Return Airflow ConfigurationsCartridge Supply Airflow ConfigurationReturn Airflow Configuration With BagAcoustical Considerations Corrosive AtmospheresVentilation Override Sequences Natural Gas Heating ConsiderationsClearance Requirements Unit PlacementProtecting Hydronic Coils From Freezing Duct DesignExternal Piping Enclosure Selection Procedure Selection Procedure Altitude Corrections Exhaust Fan Motor SizingReturn Fan Motor Sizing Unit Electrical RequirementsDigit 7 Chilled Water Coil FIN Series Model Number DescriptionDigit 20 System Control Selection Model Number DescriptionDigit 38 Belt Guards Burglar BARS/MARINE Lights General Data General Data All dimensions in inchesGeneral Data Standard Damper Optional Low Leak Damper Gas Heat Inputs/Input RangesEconomizer Outdoor Air Damper Leakage at rated airflowi Inputs MBH Input MBH Range MBHGas Heating Capacity Altitude Correction Factors Performance Adjustment FactorsWet Bulb Temperature Btu per Pound Enthalpy of Saturated AirChilled Water Coil Capacities-2 Row 5W Performance Data-Chilled Water Coil CapacitiesDB F WB F Chilled Water Coil Capacities-4 Row W Performance Data-Chilled Water Coil CapacitiesChilled Water Coil Capacities-6 Row WD Chilled Water Coil Capacities-8 Row WD Total Static Pressure Std Air Supply Fan Performance Standard CFM Casing a1644 Supply Fan w/o IGV 931 Supply Fan Performance Standard CFM -Casing B1117 Supply Fan Performance Standard CFM-Casing B 749 Supply Fan Performance Standard CFM Casing C1019 Std Air Total Static PressurePerformance Data Supply Fan with Inlet Guide Vanes Performance Data Supply Fan with Inlet Guide Vanes Supply Fan Performance Standard CFM-Casing a Supply Fan Performance Standard CFM Casing B 1093 1600 RPM 1500 RPM 779 1021 1283 Negative Static Pressure Std Air Performance Data-Exhaust FanStatic PresureInWC Performance Data-Exhaust Fan237i Wocfm 415 Exhaust Fan Performance Standard CFM-Case C 32 Fan0 R P M Return Fan Performance Standard CFM-Case a 36.5 Fan Performance Data-Return FanReturn Fan Performance Performance Data-Return FanReturn Fan Performance Standard CFM-Case B and Case C 40 Fan Return Fan Performance Electric Heat kw Ranges Electric Heat Air Temperature RisePerformance Data-Heat Natural Gas Heating Capacities1Properties of Steam Performance Data-HeatHot Water Coil Heating Capacities Q/ITD Steam Coil Heating Capacities Q/ITDComponent Static Pressure Drops in. H2O Chilled Water Coil Airside Pressure Drop in H20Cartridge Filters Throw Temp Hi Temp Away Prefilter Casing High Low PD Cartridge Bag FiltersFilters Prefilter Drive No Supply Air Fan Drive Selections15 HP 20 HP 25 HP 30 HP 40 HP Drive No Horse Power HP Low Casing StdExhaust Air Fan Drive Selections Return Air Fan Drive SelectionsSet 2. Cooling with Electric Heat Electrical Service SizingElectrical Data Set 1. Cooling with Gas Heat Air Handling UnitsElectrical Service Sizing Data-Motors Nominal Tons Voltage 460 575 FLA Add 90-150 Electrical DataVoltage Utilization Range Unit VoltageUnit Top/Front View Dimensional DataUnit Dimensions In.-One-Piece Unit Dimensional DataReturn Exhaust Unit Height Fan Casing Opening Downflow/Horizontal Airflow Configuration DimensionsSupply Opening Blank Casing Gas Heat Section Electrical Entry Details Piping Chilled Water Piping Locations Exh Box Minimum Required ClearanceUnit Option Selection Door Swing Ft. Standard Minimum Required Clearance Ft ControlBlank Casing Section Dimensions Blank Casing SectionCross Member Location Blank Casing Section Field Installed Sensors Variable Air Volume VAV Field Installed Sensors Constant Volume CV Field Installed Sensors VAV and CV Wireless Zone Sensor Wall or Duct Mount CO2 Zone Sensors Approximate Operating Weights Lbs WeightsComponent Weights Lbs Weights Installed Shipping Casing Blank Weight Roof Curb WeightsSize Wt lbs Control Box Main 454 Convenience Outlet Options Filters OptionsSystem Control Fresh AirMiscellaneous Options Agency ApprovalElectronic Zone Sensors Field Installed AccessoriesRoof Curb General Mechanical SpecificationsElectrical System Air Handling System Mechanical Specifications Cooling System Chilled Water CoilWater Valve External Piping EnclosureMechanical Specifications Filters Percent Modulating Exhaust Fan Option Mechanical SpecificationsExhaust Air No Relief StandardFresh Air Mechanical Specifications Return AirHeating System CO2 Sensing Page RT-PRC031-EN