Trane UH-PRC001-EN manuale d’uso

Pr opeller Unit Heat ers/Unitary 1 7 .4 t o 705.6 MBh T wo V ersatile Models - V ar ious Siz es Easy Installation UH-PRC00 1 -EN Oct ober 1999[...]

©American Standard Inc. 20 0 0 UH-PRC0 0 1-EN Intr oduction The Industr ial Designed Model P Unit Heater The Clean-Line Appearance of the Model S Unit Heater The square, compact design of the Model P and rectangular Model S allow easy handling and installation. In most cases, only one person is needed to carry a unit. And because both feature comp[...]

3 Contents UH-PRC001 -EN Intr oduction F eatur es and Benefits Application Consider ations Selection Pr ocedur e Manual S election Procedure Model Number Description P erf or mance D ata Electr ic P o wer Dimension and W eights Mec hanical Specifications 2 4 8 11 19 21 23 44 47 50[...]

UH-PRC0 0 1-EN 4 F eatures and Benef its P atented T rane louv er cone diffusers allo w directional flexibility of heat ed air . T r ane Model S f eatur es louv er ed dischar ge as standard. T rane propeller unit heater s feature the largest selection of standard sizes from an y line in the industry . In fact, vertical Model P and horiz ontal Model[...]

5 UH-PRC00 1-EN F eatures and Benef its The Model P Mot or The Model P motor is mounted below the top panel inside the heater casing. This reduces unit height and permits the unit to be installed closer to the ceiling for added headroom. Rectangular Dr aw -Thr u Coils The Model P draw -thru coils use short lengths of steel pipe threaded for supply [...]

UH-PRC0 0 1-EN 6 F eatures and Benef its C D E B A F G D C E B G A F H Model S A Exclusive, compact one-row serpentine coil features high performance Sigma-Flo fins. B One-piece wraparound casing with picture-frame front panel combines at tracti veness with durability . C Heavy -g auge, one-piece bac k panel can be easily removed for quic k coil ac[...]

7 UH-PRC00 1-EN Simple Hang er and Piping Connections The Model P uses weldnut type hanger connections, while the Model S uses a nutser t type hanger connection. Hanger rods screw easily into threaded anc hor points. Piping connections can be made equally as easy . Model P units provide threaded connections for inlet and outlet, top and bot tom. Fu[...]

UH-PRC0 0 1-EN 8 Application Considerations General Rules In locating or spotting T rane Propeller Unit Heaters – either the Model S Horizontal or Model P P rojection Unit Heater – the following general rules should be considered. 1 . Spot units at points of greatest heat loss. Blanket outside doorways ef fecti vely and provide ample co verage [...]

9 UH-PRC00 1-EN Application Considerations General Not es The following general notes on piping propeller unit heaters are presented based on competent engineering and installation practice: 1 . Suspend unit heater s securely with pro visions for easy removal. 2. Make certain units hang level ver tically and horizontally . 3. Pro vide for expansion[...]

UH-PRC0 0 1-EN 10 V apor or V acuum Syst em Lower supply and return mains are used. Piping should be similar to that used with overhead supply main if it is separately vented and trapped. Bot tom supply for steam mains may be used if steam is dry . Refer to Figure AC-4. F or proper pipe size, refer to T able A C-2. High Pressur e Steam S ystem Over[...]

11 UH-PRC0 0 1-EN S election P r ocedure T r ane Propeller Unit Heat ers Both Model S and Model P Propeller Unit Heaters are ideally suited to suc h a wide variety of installations that there can be no hard and fast rules regulating their selection. In determining the type and size of the units for an y building, the following points are generally [...]

UH-PRC0 0 1-EN 12 S election P r ocedure Fo rmula The following formula is used to ar ri ve at final air temperature volume when 70 F (Standard Air Basis) is known or vice versa: Cfm at final temp. = Cfm at 70 F x 460 + Final temp. 460 + 70 Cfm at 70 F = Cfm final air x 460 + 70 460 + Final temp. Deter mining Special St eam Capacities Where capacit[...]

13 UH-PRC0 0 1-EN S election P r ocedure Digits 1,2,3 – Product T ype Digit 4 – Development Sequence Digits 5,6,7 – Unit Size Digit 8 – Coil T ype S = Hot W ater or Steam W = Hot W ater with T urbulator s Digit 9 – Fin Ser ies 2 = 132 8 = 1 08 Digit 1 0 – Design Sequence Digit 1 1 – T ube Mater ial Digit 12 – Fin Mater ial Digit 13 [...]

UH-PRC0 0 1-EN 14 S election P r ocedure T able SP -2 – F actors f or Deter mining St eam Capacity of Model S Hor iz ontal Unit Heaters at V arious Pr essur es and T emperatur es T able Based on 2 PSIG and 60 F Entering Air Steam T emperature of Entering Air (F) Pressure PSIG -1 0 0 1 0 20 30 40 50 60 70 80 90 1 00 0 1 .54 1 .45 1 .37 1 .27 1 .1 [...]

15 UH-PRC0 0 1-EN S election P r ocedure T able SP -3 – Model S Hor izontal Unit Heat er Steam Capacities 2 Lbs. Steam 60 F Entering Air T emp Motor Motor BTU Condensate Final CFM 70 F Outlet Oper . Size HP RPM Per Hour EDR Lbs Per Hr T emp Air Basis V elocity W eight Standard Units 1 050 17 ,40 0 72 18 1 17 280 162 18 -S 1/50 950 16,600 69 17 1 [...]

UH-PRC0 0 1-EN 16 S election P r ocedure T able SP -4 – Model S Horiz ontal Unit Heat er Steam Capacities con’t 2 Lbs. Steam 60 F Entering Air T emp Motor Motor BTU Condensate Final CFM 70 F Outlet Oper. Size HP RPM Per Hour EDR Lbs P er Hr T em p Air Basis V elocity W eight Low Final T emp. “ Bypass ” Units 1 050 19,300 80 20 1 06 390 220 [...]

17 UH-PRC0 0 1-EN S election P r ocedure T able SP -5 – Model P Pr ojection Unit Heater Steam Capacities 2 Lbs. Steam 60 F Entering Air T emperature Motor Motor BTU Condensate Final CFM 70 F CFM at Outlet Oper. Size HP RPM Per Hour EDR Lbs P er Hr T emp. Air Basis Final T emp. V elocity W eight Lbs. Standard Models 42-P 1/25 1550 41,30 0 1 72 43 [...]

UH-PRC0 0 1-EN 18 S election P r ocedure Motor and F an Speeds Motor and fan speeds are selected to provide ef ficient performance. The solid-state speed control will provide an infinite number of speeds between the highest and the lowest cataloged fan speeds. The speed control is not calibrated in specific fan speeds. For use on units with 1 15 vo[...]

19 UH-PRC0 0 1-EN S election P r ocedure Unit Steam Pressure (PSI) Size 2 5 1 0 50 75 1 46-P -L 18.0 17 .5 17 .5 1 5.0 14 .0 22.5 22.0 21 .5 18.5 1 8.0 166-P 18.0 17 .5 1 7 .0 14.5 1 4.0 22.5 22.0 21 .5 19.0 1 8.0 166 -P -L 22.0 21 .5 21 .0 18.5 17 .5 27 . 5 27 . 0 26.5 23.5 22.5 202-P 22.0 21 .5 21 .0 18.5 17 .5 27 . 5 27 . 0 26.5 24.0 23.0 202-P-[...]

UH-PRC0 0 1-EN 20 S election P r ocedure Step 4. Determine the pressure drop at 6.53 GPM. Pressure drops are cataloged for both standard wall (SWT) and heavy wall. (HWT) tube coils. In this example, if a SWT coil is selected the pressure drop, by interpolation is 2.38 feet of water . Step 5. Calculate the final air temperature F .T . = E.A.T . + Bt[...]

21 UH-PRC0 0 1-EN Model Number Description MODEL P UNIT HEA TER Digits 1,2,3 — Product T ype UHP Digit 4 — Development Sequence A Digits 5,6,7 — Unit Size 042 064 080 10 2 122 14 6 166 202 252 280 336 384 50 0 60 0 720 Digit 8 — Coil T ype P = Steam or Hot W ater* Digit 9 — Fin Ser ies 4 = 1 44* Digit 1 0 — Design Sequence C Digit 1 1 ?[...]

UH-PRC0 0 1-EN 22 Model Number Description Motors T otally enclosed, 1 15/60/1 Class “ B ” insulated, shaded pole and PSC motors are STD. 1/25 through 1/8 hp are sleeve bearing. 1/6 through 3/4 hp are ball bearing. All single phase motors have built-in overload protection. Sleeve bearing motors can be oiled. Ball bearing motors are permanently [...]

23 UH-PRC0 0 1-EN T able PD-1 – Model S Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp. PD PD PD P D PD P D PD P D Size Drop ° F MBH GPM FT S.W .T . H.W .T . MBH GPM[...]

UH-PRC0 0 1-EN 24 T able PD-1 (Continued) — Model S Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp. P D PD P D PD PD P D PD P D Size Drop ° F MBH GPM FT S.W.T . H.W [...]

25 UH-PRC0 0 1-EN T able PD-1 (Continued) — Model S Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F Unit T emp. PD PD PD P D PD P D PD P D Size Drop ° F MBH GPM FT S.W .T . H.W[...]

UH-PRC0 0 1-EN 26 P erf ormance Data T able PD-1 (Continued) — Model S Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F Unit T emp. P D PD P D PD PD P D PD P D Size Drop ° F MBH [...]

27 UH-PRC0 0 1-EN P erformance Data T able PD-2 – Model S Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. Hot Wa ter with T urbulators and 132 Fin Ser ies (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp. PD PD PD P[...]

UH-PRC0 0 1-EN 28 P erf ormance Data T able PD-2 (Continued) – Model S Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. Hot W ater with T urbulators and 132 Fin Ser ies (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp.[...]

29 UH-PRC0 0 1-EN P erformance Data T able PD-2 (Continued) – Model S Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. Hot W at er with T urbulators and 132 Fin Ser ies (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp[...]

UH-PRC0 0 1-EN 30 P erf ormance Data T able PD-2 (Continued) – Model S Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. Hot W ater with T urbulators and 132 Fin Ser ies (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F Unit T emp.[...]

31 UH-PRC0 0 1-EN P erformance Data T able PD-2 (Continued) – Model S Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. Hot W at er with T urbulators and 132 Fin Ser ies (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F Unit T emp[...]

UH-PRC0 0 1-EN 32 P erf ormance Data T able PD-3 – Model P Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp. P D PD P D PD PD P D PD P D Size Drop ° F MBH GPM FT S.W.T[...]

33 UH-PRC0 0 1-EN P erformance Data T able PD-3 (Continued) – Model P Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp. PD PD PD P D PD P D PD P D Size Drop ° F MBH G[...]

UH-PRC0 0 1-EN 34 P erf ormance Data T able PD-3 (Continued) – Model P Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F Unit T emp. P D PD P D PD PD P D PD P D Size Drop ° F MBH [...]

35 UH-PRC0 0 1-EN P erformance Data T able PD-4 – Model P Unit Heater Hot Wat er Capacities – 60°F Ent. Air T emp. (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp. PD PD PD P D PD P D PD P D Size Drop ° F MBH GPM FT S.W .T [...]

UH-PRC0 0 1-EN 36 P erf ormance Data T able PD-4 (Continued) – Model P Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F Unit T emp. P D PD P D PD PD P D PD P D Size Drop ° F MBH [...]

37 UH-PRC0 0 1-EN P erformance Data T able PD-4 (Continued) – Model P Unit Heater Hot W at er Capacities – 60°F Ent. Air T emp. (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F Unit T emp. PD PD PD P D PD P D PD P D Size Drop ° F MBH G[...]

UH-PRC0 0 1-EN 38 P erf ormance Data T able PD-5 – Model P -L Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. (Capacities shown are f or units with all Air P orts open) (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F Unit T emp[...]

39 UH-PRC0 0 1-EN P erformance Data T able PD-5 (Continued) – Model P -L Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. (Capacities shown are for units with all Air P orts open) (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F[...]

UH-PRC0 0 1-EN 40 P erf ormance Data T able PD-5 (Continued) – Model P -L Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. (Capacities shown are for units with all Air P orts open) (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F[...]

41 UH-PRC0 0 1-EN P erformance Data T able PD-5 (Continued) – Model P -L Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. (Capacities shown are for units with all Air P orts open) (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 180 F 20 0 F 220 F 240 F[...]

UH-PRC0 0 1-EN 42 P erf ormance Data T able PD-5 (Continued) – Model P -L Unit Heater Hot W ater Capacities – 60°F Ent. Air T emp. (Capacities shown are for units with all Air P orts open) (Conversion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 F[...]

43 UH-PRC0 0 1-EN P erformance Data T able PD-5 (Continued) – Model P -L Unit Heater Hot Wa ter Capacities – 60°F Ent. Air T emp. (Capacities shown are f or units with all Air P orts open) (Conve rsion Factors in T able SP -1 1 Apply Only to 200 F Entering W ater T emperature Columns) Entering W ater T emperature W ater 260 F 30 0 F 340 F 380 [...]

UH-PRC0 0 1-EN 44 Electric Po w e r Accessory Model Motor Operating MAX Number Type Voltage AMP MCA FUSE HP RPM 18,19,20 Totally Enclosed 115/60/1 0.35 0.4 15 1/50* 1075 31,38,42,45,60 Totally Enclosed 115/60/1 2.1 2.6 15 1/20* 1550 53,69,70,77,90,100 Totally Enclosed 115/60/1 1.7** 2.1 15 1/8* 1550 91,126,127,168 Totally Enclosed 115/60/1 2.3** 2.[...]

45 UH-PRC0 0 1-EN Electric Po w e r T able EP -4 Electric P ow er — Model P Unit Heater — Motor Accessory Model Motor Operating MAX Number Type Voltage AMP MCA FUSE HP RPM 42 T otally Enclosed 1 15/60/1 1 .23** 1 .6 15 1/40* 1550 64,80 T otally Enclosed 1 15/60/1 2.1 2.6 15 1/20* 1 550 1 02 T otally Enclosed 1 15/60/1 1 .2** 1 .5 15 1/8* 1 070 [...]

UH-PRC0 0 1-EN 46 Electric Po w e r Accessory Model Motor Operating MAX Number Type Voltage AMP MCA FUSE HP RPM Explosion Proof 102 with Thermal Overload 208-230/460/60/3 1.0-1.0/0.5 1.3-1.3/0.6 15-15/15 1/6 1140 Explosion Proof 122,146,166 with Thermal Overload 208-230/460/60/3 1.0-1.0/0.5 1.3-1.3/0.6 15-15/15 1/6 1140 Explosion Proof 202 with The[...]

47 UH-PRC0 0 1-EN Dimensions and W eights T able DW -1 – Model S Unit Heater Roughing-In Dimensions (Figur e D W -1)* Number Of Number Of Fa n Horiz ontal Louver -Fin. Model Dia. A B C D DD E EE F G H J K L Louvers-Std. Diffusers 18, 1 9 & 20 1 1 1 / 4 20 7 / 8 14 1 / 4 9 3 / 8 15 3 / 8 20 5 / 8 61 1 1 / 4 3 1 / 8 8 5 / 8 2 5 / 8 – 1 3 / 4 [...]

UH-PRC0 0 1-EN 48 Dimensions and W eights T able DW -2 - Model P Unit Heater Roughing In Dimensions (Figur e D W -2)* Unit Fan LP Size Dia. A B C D E F G H K (Min.) (NPT) R S T U V 10 2 1 6 3 / 4 25 1 / 4 6 1 / 8 21 7 1 / 2 1 1 / 8 31 7 1 3 / 8 2 3 / 4 71 1 / 2 4 1 / 8 9 1 / 8 2 3 / 4 17 4 1 / 8 122 1 6 3 / 4 25 1 / 4 6 1 / 8 21 7 1 / 2 1 3 / 4 31 [...]

49 UH-PRC0 0 1-EN T able DW -4 - Louver Cone Dif fuser Roughing In Dimensions (Figur e D W -4)* No. of Unit Size A B C D Louver s 42 16 1 / 2 14 1 / 4 6 1 / 2 2 5 / 8 8 64 & 80 20 17 8 3 1 / 8 8 1 02 & 1 22 24 1 / 4 21 9 3 / 4 3 15 / 16 8 1 46, 166 & 202 28 3 / 8 24 3 / 4 11 1 / 2 4 5 / 8 8 252, 280, 336 & 384 35 1 / 2 31 1 / 2 13 3[...]

UH-PRC0 0 1-EN 50 Mec hanical Specif ications Model P General The “ NRTLC/C ” indicator adjacent to the CSA mark signifies that the product has been evaluated to the applicable ANSI/ UL and CSA Standards, for use in the U.S. and Canada. NRTL, i.e. Nationally R ecognized T esting Laboratory , is a designation granted by the U.S. Occupational S a[...]

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The T rane Compan y Unitary Products Group 270 1 Wilma Rudolph Blvd. Clarksville, TN 37040 www.trane.com An American Standard Compan y The T rane Compan y has a policy of continuous product and product data improvement, it reserves the right to c hange product design and specifications without notice. Literature Order Number File Number Supersedes [...]