Burnham BH, BV manual Properties of Steam, Gauge Temp Latent Heat, Btu/lb

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Table 8: Properties of Steam

Gauge	Temp	Latent Heat	Gauge	Temp	Latent Heat	Gauge	Temp	Latent Heat	Gauge	Temp	Latent Heat
Pressure	Temp	Latent Heat	Pressure	Temp	Latent Heat	Pressure	Temp	Latent Heat	Pressure	Temp	Latent Heat
(PSIG)	(°F)	(Btu/lb.)	(PSIG)	(°F)	(Btu/lb.)	(PSIG)	(°F)	(Btu/lb.)	(PSIG)	(°F)	(Btu/lb.)
(PSIG)			(PSIG)			(PSIG)			(PSIG)
0	212.0	970.3	34	279.4	924.7	70	316.0	897.3	109	343.6	875.4
2	218.5	966.2	36	281.9	922.9	72	317.7	896.0	112	345.4	873.9
4	224.4	962.4	38	284.3	921.1	74	319.3	894.8	115	347.2	872.5
5	227.2	960.6	40	286.7	919.3	76	320.9	893.5	118	348.9	871.0
6	229.8	958.8	42	289.0	917.6	78	322.4	892.3	121	350.7	869.6
8	234.8	955.6	44	291.3	915.9	80	323.9	891.1	124	352.4	868.2
10	239.4	952.5	46	293.5	914.3	82	325.4	889.9	125	352.9	867.8
12	243.7	949.6	48	295.6	912.7	84	326.9	888.8	127	354.0	866.9
14	247.8	946.8	50	297.7	911.2	86	328.4	887.6	130	355.7	865.5
16	251.6	944.2	52	299.7	909.7	88	329.8	886.5	133	357.3	864.1
18	255.3	941.7	54	301.7	908.2	90	331.2	885.4	136	358.9	862.9
20	258.8	939.3	56	303.6	906.7	92	332.5	884.3	139	360.4	861.5
22	262.1	936.9	58	305.5	905.3	94	333.9	883.2	142	362.0	860.3
24	265.3	934.7	60	307.3	903.9	96	335.2	882.1	145	363.5	859.0
26	268.3	932.5	62	309.1	902.5	98	336.6	881.1	150	365.9	856.9
28	271.3	930.5	64	310.9	901.2	100	337.9	880.0	175	377.4	846.8
30	274.1	928.5	66	312.6	899.9	103	339.8	878.5	200	387.9	837.2
32	276.8	926.6	68	314.4	898.6	106	341.7	876.9	225	397.3	828.5

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Contents BH and BV Unit Heaters 8144A001R4-2/07Table of Contents Important Information Read Carefully Before Installation III. Installation II. General InformationWiring Instructions Unit Heater Mounting Height115V / 60Hz / 1PH Wiring Schematic Recommended Maximum Mounting Height Hot Water System PipingPrior to Operation IV. OperationInitial START-UP Maintenance Inspect RegularlyMotors CasingsVI. Application Guidelines General GuidelinesTypical BH Unit Arrangement Sound Class Ratings Large Factories, Fabrication ShopsSteam Performance Data -- High Motor Speed Steam Performance DataSteam Performance Data -- Reduced Motor Speed Application Procedure Selection Procedure Steam ApplicationGiven Design Conditions Steam Calculation Formulas Fata = Eata + AtraSteam Correction Factors Steam Heating Capacity Conversion FactorsUnit Entering Heater Air Temp Types 100 125 150Air Temperature Rise Conversion Factors Steam Unit Heater Mounting Height Correction FactorsSteam Pressure Psig Correction FactorGauge Temp Latent Heat Properties of SteamBtu/lb Hot Water Performance Data -- High Motor Speed Hot Water Performance Data -- Reduced Motor SpeedSelection Procedure HOT Water Application Water TemperatureWater Flow Rate 125,020 Btu/hr Final AirHOT Water Calculation Formulas BtuAG = BtuS or BtuA x Glycol Correction FactorHOT Water Correction Factors Hot Water Heating Capacity Conversion FactorsEthylene Glycol Correction Factors Hot Water Unit Heater Mounting Height Correction FactorsVII. OPTIONS, Accessories and Control Sequences Field Installed Options for Horizontal and Vertical ModelsField Installed Options for Horizontal Models only Control SequencesField Installed Options for Vertical Models only DescriptionVertical Air Outlet Accessory Dimensions Vertical Air Outlet Accessory Maximum Height and Spread123 Cone-JetLou Truncone No Deﬂector AnemoBH Dimensional Data VIII. Dimensional DataModel BH Dimensions Model BV Dimensions BV Dimensional DataMale NPT Fan Ship Model Motor/Power Codes Motor/Power Description CodeIX. Motor Data Voltage and Motor TypeLimited Warranty