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Trane UH-SVX01A-EN manual

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Table of contents for the manual

  • Page 1

    Installation, Oper ation, and Maint enance May 2007 UH-S VX0 1A -EN Model Numbers : UHSA UHP A S&P Unit Heat ers[...]

  • Page 2

    Pr ef ace and W ar nings and Cautions © 20 07 American Standard All Rights Reserved UH-S VX0 1A-EN Hazar d Identification W arnings and Cau tions appear at appropriate sections througho ut this literature. Read these carefully .  WA R N I N G Indicat es a pot entially hazardous situati on whic h, if not a voided, could r esult in death or ser i[...]

  • Page 3

    UH-SVX0 1A-EN 3 Model Number Descr iption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 4

    4 UH-S VX0 1A-EN Descr iption V ertical h ydronic unit heaters are designed for i nstallation requirin g down flow air delivery , offered in 1 5 sizes ranging from 41,30 0 to 705,0 0 0 BTU/Hr ., and use with steam or hot water . Low output (increased airflow) units are available for high ceiling applications.T he designs are cer tified by CSA (per [...]

  • Page 5

    UH-SVX0 1A-EN 5 Model Number Description 180 180,0 00 BTU/HR 2 04 2 04 , 000 BT U/ H R 2 40 2 40 , 000 BT U/ H R 2 80 2 80 , 000 BT U/ H R 3 00 3 00, 000 B T U/ H R 3 60 3 60 , 000 BT U/ H R DIGIT 8—V OL T AGE 1 1 15/1/60 3 230/1/60 (1 15 V motor w i th Tr a n s f o r m e r ) 4 208/3/60 5 230/3/60 6 460/3/60 7 575/60/3 (T otally Enclosed) (P only[...]

  • Page 6

    6 UH-S VX0 1A-EN It is assumed that the design engineer has sel ected, sized, and located in the area to be heated. However , the information gi ven here may be of additi onal help to th e installer . These sk etc hes indicate suggested basic locations for dif ferent types of unit heaters. Horiz ontal unit heaters should be located to give a circul[...]

  • Page 7

    UH-SVX0 1A-EN 7 Location Figur e 9. Four P oint Suspension-Shelf Mount ed Motors Only C L C L D6340 UNIT SIZE 048/060 072 084 & 120 096/108 132/144/156 180/204 240/280 300/360 A 17-13/16 31-9/16 26-1/16 22-13/16 21-9/16 19-1/16 15-5/16 16-9/16 2-1/2 6" 10" 3-1/2 4" 3" 1-7/8 2-1/2 4-1/2 BC 11-11/16 A 1-3/4 C 1" BB 1-3/4 [...]

  • Page 8

    8 UH-S VX0 1A-EN Location Figur e 1 0. For ced Hot W ater RETURN SUPPLY PET COCK (SYSTEM VENT) GATE VALVE GATE VALVE DRAIN VALVE "FORCED HOT WATER" D-6056[...]

  • Page 9

    UH-SVX0 1A-EN 9 Location Figur e 1 1 . For ced Hot W ater: Ser pentine Unit Only "FORCED HOT WATER" (Serpentine Units) RETURN SUPPLY PET COCK (SYSTEM VENT) GATE VALVE GATE VALVE DRAIN VALVE D-6057[...]

  • Page 10

    10 UH-S VX0 1A-EN Location Figur e 12. High Pr essur e Steam PITCH UP PITCH UP RETURN SUPPLY PET COCK GATE VALVE "HIGH PRESSURE STEAM" GATE VALVE BUCKET TRAP (WITH AIR BYPASS) STRAINER D-6058[...]

  • Page 11

    UH-SVX0 1A-EN 11 Location Fi g u re 1 3 . L ow P re ss u re S te a m Gr avi t y RETURN SUPPLY GATE VALVE "LOW PRESSURE STEAM GRAVITY" GATE VALVE AIR VENT MIN. SIZE 3/4 CHECK VALVE PITCH UP 10" MIN. (254 MM) PITCH UP D-6059[...]

  • Page 12

    12 UH-S VX0 1A-EN Location Figur e 14. Low Pr essure V apor Or V acuum PITCH UP PITCH UP RETURN SUPPLY GATE VALVE "LOW PRESSURE GATE VALVE F & T TRAP STRAINER VAPOR OR VACUUM" D-6060[...]

  • Page 13

    UH-SVX0 1A-EN 13 Installation: P T ype P er iodic Service  WA R N I N G Heavy Objects! Ensur e that all hardw are used in th e suspension of each unit heat er is mor e than adequat e for the job . F ailure t o do so ma y r esult in extensiv e proper ty damage, sev er e personal in jury or death.  CA UTION Lif ting/Suspension Methods! Make cer[...]

  • Page 14

    14 UH-S VX0 1A-EN Installation NOTES: * = Low Speed L = Low output mo del with all air ports open Figures in bold face show maximum mounting heig ht with louver cone diffusers set vertically. Above table based on 60°F entering air temperature. In pro viding for the use o f diffusers, it must be remembered that adjustm en t of a LCD to deflect air [...]

  • Page 15

    UH-SVX0 1A-EN 15 Installation NOTES: * = Low Speed L = Low output mo del with all air ports open Figures in bold face show maximum mounting heig ht with louver cone diffusers set vertically. Above table based on 60°F entering air temperature. In pro viding for the use o f diffusers, it must be remembered that adjustm en t of a LCD to deflect air t[...]

  • Page 16

    16 UH-S VX0 1A-EN Installation T able 6. Maximum Mo unting Height and Diameter at Floo r (Based on 60°F EA T and 2 1 9°F EWT or 2 psig steam) Diffuser Cone 90° See Figure 5 A Diffuser Cone 45° See Figure 5B Standard Low Output Standard Low Output HDH D H D H D Model ft (m) ft (m) ft (m) ft (m) ft (m) ft (m) ft (m) ft (m) 42 12.5 (3.8) 11.0 (3.4[...]

  • Page 17

    UH-SVX0 1A-EN 17 Installation Notes: T o meet OSH A requirem ents, unit s mounted lower than 8 feet from the floor must be equipped with an OSHA fan guard. Figure 15. T able 7 . Moun ting Height Corr ection Factors W a ter °F 150 160 170 180 190 200 T emperature (°C) (66) (71) (77) (82) (88) (93) Steam PSI - - - - - - Pressure (kP a) - - - - - - [...]

  • Page 18

    18 UH-S VX0 1A-EN Installation Piping T o provide prop er coil operation, follow all pipi ng recommendation s listed in this manual. Threaded pipe head er s are pro vided on all V ertical U nits for piping connections. See Figure 25 . Connections are gi ven in Figure 18 and Figure 1 9 and T able 27 and T able 28 . Follow stand ard practices and cod[...]

  • Page 19

    UH-SVX0 1A-EN 19 Installation Figure 18. Figure 19.[...]

  • Page 20

    20 UH-S VX0 1A-EN Installation Installation: S T ype Unit Mounting  WA R N I N G Heavy Objects! Ensur e that all hardw ar e used in the suspension of each unit heat er is more than adequate f or the job. F a ilur e to do so may r esu lt in extensive pr operty damage, sev er e personal injury or death.  WA R N I N G Str uctur al Integr ity! Ma[...]

  • Page 21

    UH-SVX0 1A-EN 21 OSHA F an Guard/Louv er Cone Dif fuser Installation Detail  WA R N I N G Hazardou s V oltage Do not mount either the Louver Cone Diff user or OSHA Fan Guar d while unit is in oper ation or sever e personal injury may occur . Disconnect all po we r supplies t o the unit before installing the Louver Cone Diff user or OSHA Fan Guar[...]

  • Page 22

    22 UH-S VX0 1A-EN Fan Guard/Louver Installation Figur e 22. V ertical Unit with Louv er Cone Diffuser Figur e 23. V ertical Unit with OS HA F an Guard[...]

  • Page 23

    UH-SVX0 1A-EN 23 Dimensional D ata: P Model Figure 24. Models 42-80 T able 8. Roughing in Dimensional Data - Model Size 42-80 Unit Capacity (MBH) Fan Dia. A B C D E F G H K L (Min.) P (NPT) R S T U V 042 11 1/4 18 1/4 4 5/8 1 1/4 11 3/4 3/4 4 11 1 3/8 1 7/8 7 1 1/2 3 5/8 6 5/8 2 3/4 11 3 5/8 064 13 1/2 21 1/4 4 5/8 1 5/8 14 1 4 14 1 3/8 1 7/8 7 1 1[...]

  • Page 24

    24 UH-S VX0 1A-EN Dimensional Data Figur e 25. Models 1 02-720 T able 9. Roughing in Dimensional Data - Model Size 1 02-720 Unit Capacity (MBH) Fan Dia. A B C D E F G H K L (Min.) P (NPT) R S T U V 102 16 3/4 25 1/4 6 1/8 2 17 1/2 1 1/8 3 17 1 3/8 2 3/4 7 1 1/2 4 1/8 9 1/8 2 3/4 17 4 1/8 122 16 3/4 25 1/4 6 1/8 2 17 1/2 1 3/4 3 17 1 3/8 2 3/4 7 1 1[...]

  • Page 25

    UH-SVX0 1A-EN 25 Dimensional Data Dimensional D ata: S Model Note: Motors are totally enclosed, thermally protecte d, sleeve bearing, with 4" (w) x 2" (h) conduit connection boxes. 3/8-16 nutser ts ar e at tac hed to enclosure for balanced hang ing. Figur e 26. Ser pentine T ype Models A08, A18, A25, A36 T able 1 0. T able 3- Serpentine M[...]

  • Page 26

    26 UH-S VX0 1A-EN Dimensional Data Note: Motors are totally enclosed, thermally protecte d, sleeve bearing, with 4" (w) x 2" (h) conduit connection boxes. 3/8-16 nutser ts ar e at tac hed to enclosure for balanced hang ing. Figure 27 . Header T ype Models 18 thr u 3 60[...]

  • Page 27

    UH-SVX0 1A-EN 27 Dimensional Data * Applies to standard mot or with standard fan guard. Whe n optional motors or OSHA fan guards are requested, dimension s will cha nge according to the substitutions made. NOTES 1. Standard motor and standard guar d shown. 2. Optional OSHA guards available for all units with 1 phase motors. 3. All 3 phase and e xpl[...]

  • Page 28

    28 UH-S VX0 1A-EN T echnical D ata: S Models The performance data listed in Ta b l e 11 includes sound ratings. Th e ratings provide a guide in determinin g the acceptable degree of loudness in par ticular occupancy situations. Cert ain general rules apply to specific selection of unit heater s with regard to degree of quietness (or loudness); • [...]

  • Page 29

    UH-SVX0 1A-EN 29 Technical Data T echnica l D ata: P Model The performance data listed in Ta b l e 1 3 , Ta b l e 1 4 , and Ta b l e 1 5 include sound ratings. Th e ratings provide a guide in determining the acceptable degree of loudness in particular occupancy situations. Certain general rules apply to specific selection of unit heaters with regar[...]

  • Page 30

    30 UH-S VX0 1A-EN Options: S Models V ariable Speed Control 1 1 5 V olt Only (op tional) The solid state speed controller may be installed at any convenient location and is suit able for surface or flush type mounting . A Stand ard electrical single or double gang wall box is recommended as in Figure 28 . Installatio n Procedure: 1 . Attac h the co[...]

  • Page 31

    UH-SVX0 1A-EN 31 Options Options: P Models V ariable Speed Control 1 1 5 V olt Only (optional ) The solid state spee d controller may be installe d at an y convenie nt location and is suitable for surface or flush type mounting . A standard electrical single or doub le gan g wa ll box is recommended as in Figure 30 . Installation Pr ocedure : 1 . A[...]

  • Page 32

    32 UH-S VX0 1A-EN Electr ical Connections: P Model  WA R N I N G Hazardou s V oltage Disconnect all electr ic pow er including r emote di sconnects befo r e servicing. F ailure t o disconnect pow er befor e ser vicing can cause sever e personal injury or death.  WA R N I N G Hazardou s V oltage Do not use an y tools (i.e. scr e w dr iver , pl[...]

  • Page 33

    UH-SVX0 1A-EN 33 Electrical Connections Figur e 32. F an Motor Connections Low V oltage with Pr otect or Select Rotation (CCW shown)(Mar athon) For CW Rotation Int erchang e (Red and black lead ) Figur e 33. Figure 34. Fan Mot or Connections Low V oltage CCW Inter nal (Mar athon) Figure 35. Fan Mot or Connections 1 15/1/60 Constant Speed, T w o Lea[...]

  • Page 34

    34 UH-S VX0 1A-EN Electrical Connections Wir ing Installation: P Model Notice 1 . When using a speed controller , always locate the thermostat between the speed controller and the line, no t between the motor and the controller . 2. For internal wiring and o ver load protection on all starters, consult the control manufacturer for details. 3. When [...]

  • Page 35

    UH-SVX0 1A-EN 35 Electrical Connections Figur e 44. Figur e 45. Figur e 46. MOTOR MANUAL S TARTING S WITCH 3 PHA S E LINE MANUAL CONTROL WITH THREE PHASE MOTOR LIMIT CONTROLLER REVER S E ACTING THERMO S TAT MOTOR MANUAL S TARTER WITH BUILT IN S ELECTOR S WITCH 1 PHA S E LINE THREE POSITION SELECTOR SWITCH BUILT INTO MAGNETIC STARTER FOR MANUAL OR T[...]

  • Page 36

    36 UH-S VX0 1A-EN Electrical Connections Wir ing Installation: S Model Notice 1 . When using a speed controller , always locate the thermostat between the speed controller and the line, no t between the motor and the controller . 2. For internal wiring and o ver load protection on all starters, consult the control manufacturer for details. 3. When [...]

  • Page 37

    UH-SVX0 1A-EN 37 Electrical Connections Figur e 55. Figur e 56. Figur e 57 . MOTOR MANUAL S TARTING S WITCH 3 PHA S E LINE MANUAL CONTROL WITH THREE PHASE MOTOR LIMIT CONTROLLER REVER S E ACTING THERMO S TAT MOTOR MANUAL S TARTER WITH BUILT IN S ELECTOR S WITCH 1 PHA S E LINE THREE POSITION SELECTOR SWITCH BUILT INTO MAGNETIC STARTER FOR MANUAL OR [...]

  • Page 38

    38 UH-S VX0 1A-EN Mot or D ata: P Models  CA UTION V oltage Selections Select appropr iate AMP , MCA, and MOP f or the multiple v oltage motors. F or example, the AMP , MCA, and MOP for Model 40 with a 230 volt T otally Enclosed m otor is 1 .1, 1 .4, and 2.5 respectively . Note: All motors are constant speed and operate at top speed as indicated[...]

  • Page 39

    UH-SVX0 1A-EN 39 Motor Data For Table 17 * Optional variable speed switch is available. ** These motor s have automa tic thermal o ver - load protecti on or impedance pro tection. *** These motors are 2 30/460 volts only. † Models 336 through 7 20 are not available for either Total ly Enclosed or Expl osion Proo f with Overload 115/1/60 motor typ[...]

  • Page 40

    40 UH-S VX0 1A-EN Motor Data *Optional variable speed switc h is available. **These mo tors are wit h out th ermal overl oad protection. †230/1/60 unit has 11 5/1/60 motor supplied wi th field installe d stepdown trans former. †230/1/60 unit has 11 5/1/60 motor supplied wi th field installe d stepdown trans former. T able 18. T otally Enclosed [...]

  • Page 41

    UH-SVX0 1A-EN 41 T able 20. Model S Header T ype Only Unit Size Output BTU/ HR* (kW) Cond. lbs./h r. (kg/hr) E.D.R. Sq. Ft. (sq. m) Final Air Deg. °F (Deg. °C) Motor HP (kW) RPM Nominal CFM (m 3 /s) Outlet FPM (m/s) Nom. Amps @ 115 VAC † Nom. Fan Diam. Inches (mm) 018 18,000 (5.3) 18.0 (8.2) 75 (7.0) 102 (39) 16 W atts 1550 395 (.186) 395 (2.00[...]

  • Page 42

    42 UH-S VX0 1A-EN Steam Performance Data Performance based on 2# steam pressure (13.8 kpa) at heater with air entering @ 60°F (16°C). For Sound Ratings See Pages 28 and 29. Use conversion table for all metric conversions. * For the lower output, an optional Speed Controller must be ordered. †Stated AMP is full load for the standard motors. AMP [...]

  • Page 43

    UH-SVX0 1A-EN 43 Steam Performance Data E.D.R. = Equivalent Direct Radiation NOTES: Constant speed units are rated at capacities shown in regular type; capacities shown in italic face d type apply only to units with multi-speed motors. ** Performance data based on 2 lbs. steam pressure at heater with air entering @6 0°F. To determine BTU per hour [...]

  • Page 44

    44 UH-S VX0 1A-EN Steam Performance Data E.D.R. = Equivalent Direct Radiation NOTES: Constant speed units are rated at capacities shown in regular type; capacities shown in italic face d type apply only to units with multi-speed motors. ** Performance data based on 2 lbs. steam pressure at heater with air entering @6 0°F. To determine BTU per hour[...]

  • Page 45

    UH-SVX0 1A-EN 45 Steam Performance Data Note: R atings apply only to free inlet and disc harge wi thout diffusers. Note: All motors are con stant speed and op erate at top spe ed as indicated in motor data. M odels 42 through 1 02 can be run at reduced speed with addition of o ptional variabl e speed switc h. This switc h is factory -calibrated for[...]

  • Page 46

    46 UH-S VX0 1A-EN T able 29. Model S Serpentine and Header T ype Unit Size Output BTU/HR* (kW) Flow Rate GPM (L/s) Final Air Deg. °F (Deg. °C) Prssr. Drop FT./H2O (m/water) Motor HP (kW) RPM Nominal CFM (m 3 /s) Outlet FPM (m/s) Nom. Amps @ 115VAC† Sound Rating A08 8,030 (2.4) 0.8 (.050) 91 (33) 0.80 (.244) 16 W atts 1550 245 (.116) 250 (1.270)[...]

  • Page 47

    UH-SVX0 1A-EN 47 Hot Water Performance Data Performance based on 200°F (93°C) EWT, 60°F (16°C) E.A.T., 2 0°F (11°C)TD. For Fan Diameter see Pages 41 and 42. * For the lower output, an optional Speed Controller must be ordered. †Stated AMP is full load for standard motors. AMP draw varies by motor manufacturer ± 0.2 AMPS. Please see your un[...]

  • Page 48

    48 UH-S VX0 1A-EN Hot Water Performance Data T able 31 . HO T W A TER CONVERSION F ACTO RS BA SED ON 200° (93°C) ENTERING W A TER, 60° (16°C) ENTERING AIR AND 20° (1 1°C) TEMPERA TURE DROP ENTERING AIR TEMPERAT URE °F (°C) ENTERING WATER TEMPERATURE - °F (°C) 100° (38) 120° (49) 140° (60) 160° (71) 180° (82) 200° (93) 220° (104) 24[...]

  • Page 49

    UH-SVX0 1A-EN 49 Hot Water Performance Data T able 35. P T ype Stand ard Output Units** Model No. Water Temp. Drop °F (°C) Output MBH (kW) Flow Rat e G.P.M. (L/s) Press. Drop ft/water (m/water) Final Air. Temp. °F (°C) Motor H .P. (kW) R.P.M. Nominal CFM (m 3 /s) Outlet Velocity FPM (m/s) Sound Rating 42 10° (5.6°) 28.8 (8.4) 5.93 (.374) .37 [...]

  • Page 50

    50 UH-S VX0 1A-EN Hot Water Performance Data 146 10° (5.6°) 117.6 (34.5) 24.24 (1.529) 4.32 (1.318) 108.8° (42.7°) 1/6 (.124) 1100 2220 (1.036) 1045 (5.309) III 20° (11.1 °) 105.2 (30.8) 10.84 (.684) .96 (.293) 103.7° (39.8°) 30° (16.7 °) 92.8 (27.2) 6.38 (.402) .36 (.110) 98.5° (36.9°) 166 10° (5.6°) 132.4 (38.8) 27.29 (1.722) 3.67 ([...]

  • Page 51

    UH-SVX0 1A-EN 51 Hot Water Performance Data **Performance based on 200° EWT, 20° T.D., 60° E.A.T. Performance at 10° & 30° T.D. is also shown. For capacities at other cond itions, use the correction multipliers in the tables on page 17. *Speed controller option is required for reduced ratings. 720 20° (11.1 °) 519.4 (152.2) 53.52 (3.376)[...]

  • Page 52

    52 UH-S VX0 1A-EN Hot Water Performance Data 102L* 10° (5.6°) 54.5 (16.0) 11.24 (.709) 1.06 (.323) 93.5° (34.2°) 1/8 (.093) 850 1499 (.700) 827 (4.201) II 20° (11.1 °) 48.5 (14.2) 4.99 (.315) .23 (.070) 89.8° (32.1°) 30° (16.7 °) 42.4 (12.4) 2.91 (.184) .08 (.024) 86.1° (30.1°) 122L 10° (5.6°) 83.7 (24.5) 17.24 (1.088) 2.40 (.732) 95.[...]

  • Page 53

    UH-SVX0 1A-EN 53 Hot Water Performance Data **Performance based on 200° EWT, 20° T.D., 60° E.A.T. Performance at 10° & 30° T.D. is also shown. For capacities at other cond itions, use the correction multipliers in the tables on page 17. *Speed controller option is required for reduced ratings. 500L 20° (11.1 °) 310.5 (91.0) 32.00 (2.019)[...]

  • Page 54

    54 UH-S VX0 1A-EN Hot Water Performance Data To obtain the BTU capacity for conditions other than those in the basic capacity tables, mu ltiply the basic rating (200° enteri ng water, 60° entering air) by the proper constant from the above tables. T able 38. HOT W A TER CONV ERSION F ACTORS BA SED ON 200° ENTERING W A TE R 60° ENTERING AIR 20 ?[...]

  • Page 55

    UH-SVX0 1A-EN 55 P er iodic Service  WA R N I N G Hazardou s V oltage Open all disconnect switches and secur e in that position befor e servicing unit. F ailur e to do so may r esult in personal injury or death fr om electr ical shock.  CA UTION Rotating Components Allow r otating fans t o stop befor e servicing t o avoid ser ious injury to f[...]

  • Page 56

    56 UH-S VX0 1A-EN Maintenance Add itional "P" Model Instr uctions Fan an d Motor Assembl y For cleani ng or maintenance purposes, the fan and motor assembly may be removed easil y from the Unit Heater . The motor is attac hed to the fan guard whic h is, in turn, mounted to the top or bac k panel of the unit as s hown in Figure 58 . On V e[...]

  • Page 57

    UH-SVX0 1A-EN 57 LIMITED W ARRANTY : S Model HORIZONT AL S TEAM & HO T W A TER UNIT HEA TERS The Manufacturer war ra nts to the original o wner at the orig inal installation site th at the Horizontal Steam and Hot W ater Unit Heater s (the “Product”) will be free from defects in ma terial and workmanship for a period not to exceed one (1) y[...]

  • Page 58

    58 UH-S VX0 1A-EN Warranty Info SELLING PRICE OF THE PRODUCT OR ANY P AR TS THEREOF FOUND T O BE DEFECTIVE. THIS LIMITE D W ARRANTY GIVES THE ORIGINAL O WNER OF THE PRODUCT SPE CIFIC LE GAL RIGHTS. Y OU MA Y ALSO HA VE O THER RIGHTS WHICH MA Y V AR Y BY EA CH JURISDICTION.[...]

  • Page 59

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  • Page 60

    Tr a n e A business of American Standard Companies www .trane.com For more information, contact your loc al T rane office or e-mail us at comfort@trane.com Literature O rder Number UH -SVX0 1A-EN Date 05/07 Supersedes UH-IM-2F (09/ 99) T rane has a policy of continuous product and pro duct data improvement and reserves the right to c hange design a[...]