Trane RT-PRC031-EN manual Return Fan Performance Standard CFM-Case B and Case C 40 Fan

Page 68

Performance Data—Return Fan

Table 26 Return Fan Performance STANDARD CFM—Case B and Case C (40" Fan)

CFM								Negative Static Pressure
Std.	0.25			0.50		0.75			1.00			1.25		1.50		1.75		2.00
Air		RPM	BHP	RPM	BHP		RPM	BHP		RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP	RPM	BHP
20000		571(i)	3.45	600	4.37	627		5.31		655	6.38	682	7.42	707	8.43	732	9.49	758	10.60
20000		571(i)	3.45	600	4.37	627		5.31		655	6.38	682	7.42	707	8.43	732	9.49	758	10.60
21000		596	3.89	625	4.87	651		5.85		677	6.92	703	8.04	727	9.10	752	10.20	776	11.32
22000		622	4.37	649	5.39					700	7.50	725	8.67	748	9.81	772	10.94	795	12.11
22000		622	4.37	649	5.39		675	6.42		700	7.50	725	8.67	748	9.81	772	10.94	795	12.11
23000							699	7.04	722		8.12	747	9.33	770	10.56	792	11.72	814	12.91
23000		648	4.90	674	5.97		699	7.04	722		8.12	747	9.33	770	10.56	792	11.72	814	12.91
24000	674		5.47	699	6.58	723		7.69	746		8.81	769	10.03	792	11.31	813	12.56	835	13.80
25000	700		6.09	724	7.24	747		8.40	770		9.56	792	10.79	813	12.10	835	13.44	856	14.72
26000	726		6.75	749	7.95	772		9.16	794		10.37	814	11.59	836	12.94	857	14.35	877	15.68
27000	752		7.46	774	8.70	797		9.96	818		11.20	838	12.49	858	13.83	878	15.25	898	16.69
28000	779		8.23	800	9.50	821		10.81	842		12.10	862	13.41	881	14.76	901	16.24	920	17.71
29000	805		9.05	825	10.37	846		11.71	867		13.07	885	14.40	904	15.77	923	17.26	942	18.80
30000	831		9.92	851	11.28	871		12.68	891		14.08	910	15.46	928	16.88	946	18.33	965	19.92
31000	858		10.85	877	12.26	896		13.69	916		15.14	934	16.57	952	18.00	969	19.50	987	21.09
32000	884		11.85	902	13.29	921		14.76	940		16.25	958	17.74	976	19.23	993	20.74	1010	22.30
33000	911		12.90	928	14.38	947		15.90	965		17.43	983	18.98	1000	20.48	1016	22.03	1033	23.64
34000	937		14.02	954	15.54	972		17.10	990		18.69	1008	20.28	1024	21.83	1040	23.41	1056	25.02
35000	964		15.20	980	16.76	998		18.37	1015		19.98	1032	21.63	1048	23.24	1064	24.86	1080	26.48
36000	990		16.44	1007	18.05	1023		19.69	1040		21.36	1057	23.05	1073	24.70	1089	26.40	1104	28.06
37000	1017		17.76	1033	19.41	1049		21.09	1065		22.81	1082	24.54	1098	26.26	1113	27.96	1128	29.65
38000	1043		19.15	1059	20.84	1075		22.56	1091		24.31	1107	26.09	1122	27.86	1137	29.63	1152	31.35
39000	1070		20.61	1085	22.35	1100		24.10	1116		25.91	1132	27.71	1147	29.53	1162	31.37	1176	33.15
40000	1097		22.14	1112	23.92	1126		25.71	1141		27.56	1157	29.41	1172	31.27	1186	33.14	1201	34.99
41000	1123		23.75	1138	25.58	1152		27.42	1167		29.30	1182	31.20	1196	33.09	1211	35.03
42000	1150		25.44	1164	27.30	1178		29.19	1193		31.11	1207	33.05	1221	35.00
43000	1177		27.21	1191	29.11	1204		31.04	1218		33.01
44000	1204		29.06	1217	31.01

CFM								Negative Static Pressure
Std.	2.25			2.50
Air		RPM	BHP	RPM	BHP

20000	782		11.73	804	12.83
21000	800		12.46	822	13.64
22000	819		13.30	841	14.52
23000	837		14.13	859	15.39
24000	856		15.02	878	16.33
25000	876		16.01	897	17.31
26000	896		17.01	916	18.33
27000	918		18.09	937	19.47
28000	940		19.23	958	20.63
29000	961		20.34	979	21.86
30000	983		21.52	1001	23.11
31000	1004		22.69	1022	24.38
32000	1027		23.94	1044	25.69
33000	1050		25.31	1066	27.04
34000	1072		26.69	1088	28.44
35000	1096		28.20	1111	29.98
36000	1119		29.74	1134	31.52
37000	1143		31.44	1157	33.16
38000	1166		33.16	1181	34.98
39000	1191		34.98	1204	36.82
40000	1214		36.83

(i)Outlined area indicates nonstandard BHP or RPM selections. Contact a local Trane representative for more information.

68	RT-PRC031-EN

Image 68

Contents IntelliPak II Air Handlers Introduction Table of Contents Controls Cabinet Mechanical Features and BenefitsStandard Features Features and Benefits Optional Features Features and Benefits Field Installed Accessories Features SummaryInstallation and Service ReliabilitySimplifying the Comfort System Features and Benefits Application FlexibilityIntegrated Comfort with Trane Tracer LCI Optimum Building Comfort Control Features and BenefitsInteroperability Statitrac Direct Space Building Pressurization Control StatitracSupply Fans with Inlet Guide Vanes Variable Frequency Drives VFDControls Variable Air Volume VAV Only Supply Air Temperature Controls Supply Air Pressure ControlHeating Controls Variable Air Volume VAV OnlySupply Air Setpoint Reset Zone Temperature Control Controls Constant Volume CV Only Occupied Zone Temperature ControlHeating Gas Heating Two-StageControls Constant Volume CV Only Auto Changeover Unoccupied Zone Temperature ControlCooling and Heating Hot Water or Steam HeatingControls VAV and CV Space Pressure Control StatitracMorning Warm-up Options Emergency OverrideControls VAV and CV Ventilation Override Module VOMHuman Interface Panel Main Menu Human Interface Panel HIGeneric Building Automation System Module Gbas 0-5 vdc Generic Building Automation System Module Gbas 0-10 vdc Chilled Water Coil Freeze StatSteam and Hot Water Coil Freeze Avoidance Night Setback SensorsDry Bulb Temperature Control of Economizer Occupied/Unoccupied input on the RTMTrane Tracer or BAS System Timed Override ActivationHumidification Control LonTalk Building Automation SystemReturn Fan Control TwinningApplications Considerations Exhaust/Return Fan OptionsApplication Recommendations AdvantagesSupply and Return Airflow Configurations Applications ConsiderationsSupply Airflow Configuration Return Airflow ConfigurationWith Bag CartridgeCorrosive Atmospheres Ventilation Override SequencesNatural Gas Heating Considerations Acoustical ConsiderationsUnit Placement Clearance RequirementsExternal Piping Enclosure Duct DesignProtecting Hydronic Coils From Freezing Selection Procedure Selection Procedure Exhaust Fan Motor Sizing Return Fan Motor SizingUnit Electrical Requirements Altitude CorrectionsModel Number Description Digit 7 Chilled Water Coil FIN SeriesModel Number Description Digit 20 System Control SelectionDigit 38 Belt Guards Burglar BARS/MARINE Lights General Data All dimensions in inches General DataGeneral Data Gas Heat Inputs/Input Ranges Economizer Outdoor Air Damper Leakage at rated airflowiInputs MBH Input MBH Range MBH Standard Damper Optional Low Leak DamperPerformance Adjustment Factors Wet Bulb Temperature Btu per PoundEnthalpy of Saturated Air Gas Heating Capacity Altitude Correction FactorsDB F WB F Performance Data-Chilled Water Coil CapacitiesChilled Water Coil Capacities-2 Row 5W Performance Data-Chilled Water Coil Capacities Chilled Water Coil Capacities-4 Row WChilled Water Coil Capacities-6 Row WD Chilled Water Coil Capacities-8 Row WD Supply Fan Performance Standard CFM Casing a Total Static Pressure Std Air1644 Supply Fan w/o IGV Supply Fan Performance Standard CFM -Casing B 9311117 Supply Fan Performance Standard CFM-Casing B Supply Fan Performance Standard CFM Casing C 7491019 Total Static Pressure Std AirPerformance 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 Performance Data-Exhaust Fan Negative Static Pressure Std AirPerformance Data-Exhaust Fan Static PresureInWC237i Wocfm Exhaust Fan Performance Standard CFM-Case C 32 Fan 4150 R P M Performance Data-Return Fan Return Fan Performance Standard CFM-Case a 36.5 FanPerformance Data-Return Fan Return Fan PerformanceReturn Fan Performance Standard CFM-Case B and Case C 40 Fan Return Fan Performance Electric Heat Air Temperature Rise Performance Data-HeatNatural Gas Heating Capacities1 Electric Heat kw RangesPerformance Data-Heat Hot Water Coil Heating Capacities Q/ITDSteam Coil Heating Capacities Q/ITD Properties of SteamChilled Water Coil Airside Pressure Drop in H20 Component Static Pressure Drops in. H2OFilters Prefilter High Low PD Cartridge Bag FiltersCartridge Filters Throw Temp Hi Temp Away Prefilter Casing Supply Air Fan Drive Selections Drive NoHorse Power HP Low Casing Std Exhaust Air Fan Drive SelectionsReturn Air Fan Drive Selections 15 HP 20 HP 25 HP 30 HP 40 HP Drive NoElectrical Service Sizing Electrical DataSet 1. Cooling with Gas Heat Air Handling Units Set 2. Cooling with Electric HeatElectrical Service Sizing Data-Motors Electrical Data Voltage Utilization RangeUnit Voltage Nominal Tons Voltage 460 575 FLA Add 90-150Dimensional Data Unit Top/Front ViewReturn Exhaust Unit Height Fan Casing Dimensional DataUnit Dimensions In.-One-Piece Unit Supply Opening Blank Casing Gas Heat Section Downflow/Horizontal Airflow Configuration DimensionsOpening Electrical Entry Details Piping Chilled Water Piping Locations Minimum Required Clearance Unit Option Selection Door Swing Ft. StandardMinimum Required Clearance Ft Control Exh BoxCross Member Location Blank Casing Section Dimensions Blank Casing SectionBlank 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 Component Weights Lbs WeightsApproximate Operating Weights Lbs Weights Size Wt lbs Control Box Main 454 Convenience Outlet Roof Curb WeightsInstalled Shipping Casing Blank Weight Options Options FiltersFresh Air System ControlAgency Approval Miscellaneous OptionsField Installed Accessories Electronic Zone SensorsRoof Curb Electrical System Mechanical SpecificationsGeneral Mechanical Specifications Cooling System Chilled Water Coil Water ValveExternal Piping Enclosure Air Handling SystemMechanical Specifications Filters Mechanical Specifications Exhaust AirNo Relief Standard Percent Modulating Exhaust Fan OptionMechanical Specifications Return Air Fresh AirHeating System CO2 Sensing Page RT-PRC031-EN