York D1HE/D1HG036 User's Manual
Contents
1. O O Y S gt 1 lt gt lt 44 7 8 REAR VIEW L H END VIEW 4 3 8 DIMENSION A FIXED OUTDOOR AIR DAMPER MOTORIZED DAMPER 16 1 2 FIGURE 12 DETAIL B UNIT WITH FIXED OUTDOOR AIR MOTORIZED DAMPER RAINHOOD 3 4 X 1 1 4 WIDE GASKETING FOR CURB FRAME AND ALL DUCT SUPPORT SURFACES 2 UNIT BASE WOOD NAILER 14 8 MIN ABOVE FINISHED ROOF CURB FRAME 224 INSULATION t BASE RAIL COUNTERFLASHING CANT STRIP 5 INSULATION AND ROOFING MATERIAL FIGURE 13 UNIT AND CURB APPLICATION Unitary Products Group 21 036 21216 003 A 0204 DUCT 2 TYP SUPPORT LA gt OF UNIT BACK OF UNIT RETURN v AIR 19 1 2 37 1 4 t Supply and Return Air including duct support rails Shown are typical for bottom duct applications DUCT SIZE SUPPLY AIR 19 X 19 For location of horizontal duct applications RETURN AIR 19 X 19 on back of unit refer to Unit Dimension details FIGURE 14 ROOF CURB DIMENSIONS DHE DHG 3 4 amp 5 TON CORNER D CORNER C CORNER A 82 1 4 CONDENSER COIL END OF UNIT CORNER B FIGURE 15 CENTER OF GRAVITY AND CORNER WEIGHTS TABLE 22 ACCESSORIES WE2. TOTAL SENSIBLE CAPACITY Gabi POWER ENTERINGDRYBULB F ENTERINGDRYBULB F ENTERING DRY BULB F 7 eov n e 7 oe os oo 77 NEM 45 40 39 133 28 22 16 ann 5 55712116 40 40 40 40 37 31 25 20 35 35 35 35 30 24 18 18 28 2 18 inns 19 22 33 19 Le ss sja ean iedo 18 25 20 a ss ae as aloe aan 17 23 19 L4 37 2 2 27 iso 36 39 34 30 27 23 20 16 so 27 25 20 32 32 32 32 28 25 21 34 35 34 34 32 28 25 21 15 37 31 31 29 25 22 15 These capacities are gross ratings For net capacity determine the KW of the supply air blower motor from the Blower Performance Table multiply this value by 3 415 MBH KW to determine the motor heat and deduct this heat from the gross capacity of the unit These ratings include the compressor and the condenser fan motors but not the supply air blower motor The total condenser fan motor power input is 0 36kW Refer to Tables 10 and 11 for the kW of the supply air blower motor These capacities are gross ratings For net capacity determine the kW of the supply air blower from Tables 10 and 11 multiply this value by 3 415 MBH kW to determine the motor heat and deduct this heat from
3. TECHNICAL GUIDE SUNLINE ULTRA SINGLE PACKAGE AIR COOLED AIR CONDITIONERS 3 4 AND 5 NOMINAL TON D1HE D1HG0536 048 and D2HE D2HG060 12 2 THROUGH 13 2 SEER DHG MODEL SHOWN C5 HLM ow ow CEATIFIED D 9000 REGISTR 036 21216 003 A 0204 FLEXIBLE LIGHT COMMERCIAL UNIT GENERAL YORK s Sunline Ultra package units are designed to han dle applications ranging from residential to light commer cial and any in between The Sunline Ultra is a unit that gives you the flexibility and choices you need in today s market FEATURING e COOLING ONLY UNITS COOLING GAS HEATING UNITS NATURAL GAS OR PROPANE e LOW PROFILE e QUIET OPERATION e COMMON FOOTPRINT e OPTIONAL FACTORY INSTALLED ECONOMIZERS e OPTIONAL SLIDE IN MOTORIZED DAMPERS e OPTIONAL SLIDE IN ECONOMIZERS e OPTIONAL ELECTRIC HEATERS e OPTIONAL PROPANE CONVERSION KIT e OPTIONAL HIGH ALTITUDE GAS OR PROPANE KIT e OPTIONAL NOx KIT e MODULAR ELECTRICAL CONNECTIONS FOR EASY OF INSTALLATION e FULL PERIMETER BASE RAILS e TROUBLE FREE UTILITY CONNECTIONS 1 OR 2 THROWAWAY FILTERS e 5 YEAR LIMITED WARRANTY ON COMPRESSOR e 10 YEAR LIMITED WARRANT ON GAS FIRED HEAT EXCHANGERS e 1 YEAR LIMITED WARRANTY ON ALL REPLACE MENT PARTS FOR DISTRIBUTION USE ONLY NOT TO BE USED AT POINT OF RETAIL SALE 036 21216 003 A 0204 TABLE OF CONTENTS 522 3 LIST OF TA
4. REMOTE SENSOR m gt 2TH040702224 IF USED 1 ELECTRONIC PROGRAMMABLE THERMOSTAT 2ET04700224 INCLUDES SUBBASE SECOND STAGE COOLING IS NOT REQUIRED ON UNITS LESS ECONOMIZER SECOND STAGE HEATING IS ONLY REQUIRED ON UNITS WITH A TWO STAGE ELECTRIC HEATER REMOVE JUMBER J2 FROM TERMINALS 4 AND 9 ON JUMPER PLUG CONNECTOR P6 ON UNITS WITH ECONMIZER TERMINALS A1 AND A2 PROVIDE A RELAY OUT PUT TO CLOSE THE OUTDOOR ECONOMIZER DAMPERS WHEN THE THERMOSTAT SWITCHES TO THE SET BACK POSITION FIGURE 6 CONTROL WIRING MULTI STAGE CONTROL BLOWER FIELD SUPPLIED BOX ACCESS DISCONNECT SWITCH ACCESS LOCATION 47 32 5 8 DHE Units 4 amp 5 Ton 3 4 PVC FEMALE COND DRAIN A B See Detail A WIRING ENTRY See Detail B BOTTOM SUPPLY Q amp RETURN AIR OPENINGS SEE NOTE O B POWER WIRING ENTRY WITH RAI Shown separately to illustrate bottom duct openings and power connection locations NOTE For curb mounted units 036 21216 003 A 0204 RETURN AIR CONDENSER SUPPLY AIR gt COMPRESSOR ACCESS Mund OUTDOOR AIR Economizer ELECTRIC HEAT ACCESS All dimensions are in inches They are subject to change without notice Certi fied dimensions will be provided upon request refer to the duct hanger dimensions A CONTROL WIRING ENTRY of the curb for the proper size of the supply and return air duct connections FIGURE 7 DHE UNIT DIMENSIONS T
5. Heating Section 1 Induced draft combustion with Post purge logic and energy saving direct spark ignition redundant main gas valve with venter wheel constructed of stainless steel material The heat exchanger shall be of the tubular type con structed of a minimum of 18 gage steel coated with a nominal 1 2 mil aluminum silicone alloy for corrosion resistance Warranty shall be of 10 years Burners shall be of the in shot type constructed of alumi num coated steel and contain air mixture adjustments All gas piping shall enter the unit cabinet at a single loca tion and be capable of side or bottom entry without major unit field modifications Unitary Products Group A Integrated control board shall provide timed control of evaporator fan functioning and burner ignition An LED light emitting diode shall provide diagnostic informa tion Heating section shall be provided with the following mini mum protection a High temperature limit switch b Induced draft motor speed sensor c Flame roll out switch automatic reset d Flame proving controls Operating Characteristics 1 Unit shall be capable of starting and running at 125 F ambient outdoor temperature exceeding maximum load criteria of ARI Standard 210 240 Compressor with standard controls shall be capable of operation down to 45 F ambient outdoor temperature Accessory low ambient kit operated to O F Unit provided with fan time delay to prev
6. BELT DRIVE BLOWER ADJUSTABLE FIXED MODEL RANGE PITCH PITCH PITCH SERVICE DESIG IE Ew m 1 All motors have solid bases and are inherently protected These motors can be selected to operate into their service factor because they are located in the moving air upstream of any heating device TABLE 14 ELECTRICAL DATA BASIC UNIT VOLTAGE MAX MPRE R SUPPLY TOTAL MODE POWER LIMITATIONS AIR UNIT HACR DHE BREAKER BC SUPPLY AMPACITY AMPACITY MAX RLA LRA AMPS AMPS SIZE AMPS 208 230 3 60 187 253 14 1 110 2 3 5 3 25 2 35 35 460 3 60 414 504 7 1 54 1 4 3 1 13 3 20 20 208 230 3 60 187 253 10 0 110 0 2 3 5 2 23 9 35 35 460 3 60 414 504 5 2 54 0 1 4 2 6 12 4 15 15 208 230 3 60 187 253 16 0 137 0 2 3 6 0 28 3 40 40 460 3 60 414 504 8 3 69 0 1 4 3 0 14 8 20 20 Rated in accordance with ARI Standard 110 utilization range A 1 Dual element time delay type 14 Unitary Products Group 036 21216 003 A 0204 TABLE 15 ELECTRICAL DATA COOLING ELECTRIC HEAT DHEO036 amp 048 HEATER ELECTRIC HEATERS MODEL POWER ACCESSORY 3OTAM UNIT DHE SUPPLY MODEL STAGES AMPACITY NUMBER AMPS AMPS 2 045007254 208240 2CE04501025 80 1 zi 20E04501525 2CE04502025 2 045005254 230360 20E04501025 9 2 04501925 204502025 2004500746 2 4501546 2 045020464 2 045007254 208260 2 04501025 80 1 2 353 2CEO4501525 20E0450
7. Watts APM Wats RPM Watts APM Watts RPM Watts 7235 87 170 790 700 s 760 867 840 906 905 944 9 985 1040 1025 1100 me s02 sr 88 Sis S20 900 961 970 1001 1096 ws 1 amp 0 ss 6 740 s 820 890 980 950 38 65 s 75 s 8 962 89 346 99 89 904 76 942 820 7399 1 e 8 9 se 75 9 76 i200 T XL foto 89 9 6 796 UNIT AIR AVAILABLE EXTERNAL STATIC PRESSURE IWG size 19 150 MBH CFM apm wans REW Was REM Watts RPM Wais RPM Watts APM Wats RPM Wats EN LD 80 10 4 na n 19 Ur Ud rr wer 385 mz nao _ os 1600 1620 1005 1060 1050 noo toss 150 oas 104 s 105 1 9 2 880 1024 920 1067 965 Tor tooo _ 180 s 8 100 sr 105 so 399 99 953 392 os 1034 55 1080 905 2 Includes allowances for a wet evaporator coil 1 filters and the heat exchangers to the static resistances table for resis tance v
8. 4 QUUM P K ENTRY BOTTOM N All dimensions are inches They amp RETURN AIR 32 14 NIT BA ITH RA OPENINGS SEE NOTE Shown separately to illustrate bottom duct openings power and gas piping connection locations NOTE For curb mounted units refer to the duct hanger dimensions of the curb for the proper size cf the B POWER WIRING ENTRY Se A CONTROL WIRING ENTRY subject to change without notice Certi fied dimensions will be provided upon request supply and return air duct connections FIGURE 9 UNIT DIMENSIONS DHG UNIT TABLE 20 CLEARANCES DHE UNITS 24 nd DHG UNITS 32 12 Less Economizer BACK 36 With Economizer or Fixed Air Motorized Damper 24 Less Economizer LEFT SIDE Filter Access 36 With Economizer RIGHT SIDE Cond Coil BELOW UNIT 0 72 For Cond BPOVEUNIES aS T 1 Units may be installed on combustible floors made from wood or class A B or C roof covering material Units must be installed outdoors Overhanging struc tures or shrubs should not obstruct condenser air dis charge outlet Unitary Products Group NOTE DHG modes must be provided a 1 clearance between any combustible material and the supply air ductwork for a distance of 2 feet from the unit The products of combustion must not be allowed to accumu late with a confined space and recirculate Locate unit so that the vent air outlet hood is at least Three feet above any
9. HEATING ELECTRONIC THERMOSTAT SINGLE STAGE THERMOSTAT TERMINALS UNIT TERMINAL STRIP TB1 RC R Y Y1 wi G ADD JUMPER 24 VOLT TRANSFORMER ELECTRONIC PROGRAMMABLE THERMOSTAT 2ET07701024 INCLUDES SUBBASE IF THIS UNIT HAS AND ECONOMIZER REMOVE JUMPER J1 FROM TERMINALS 8 AND 10 ON THE RELAY BOARD TO PREVENT SIMULTANEOUS OPERATION OF THE COMPRESSOR AND THE ECONOMIZER IF YOU WANT TO CONTROL THE ECONOMIZER ON A SECOND STAGE OF COOLING USE THERMOSTAT 2ET04700224 FIGURE 4 CONTROL WIRING SINGLE STAGE COOLING HEATING 24 VOLT THERMOSTAT THERMOSTAT TERMINALS UNIT TERMINAL RH STRIP TB1 ADD JUMPER Yi 24 VOLT TRANSFORMER Y2 Wt We G B 124 VOLT THERMOSTAT 2TH07701024 IF THE UNIT HAS AN ECONOMIZER REMOVE JUMPER J1 FROM TERMINALS 8 AND 10 ON THE RELAY BOARD TO PREVENT SIMULTANEOUS OPERATION OF THE COMPRESSOR AND THE ECONOMIZER IF YOU WANT TO CONTROL THER ECONOMIZER ON A SECOND STAGE OF COOLING OR HAVE AND ELECTRIC HEAT ACCESSORY WITH TWO STAGES OF HEAT USE THERMOSTAT 2TH0471024 FIGURE 5 CONTROL WIRING COOLING HEAT ING Unitary Products Group THERMOSTAT TERMINALS UNIT TERMINAL RC STRIP TB1 24 VOLT RH R TRANSFORMER Y1 Y2 W1 W2 G B d ADD JUMPER
10. 1326 15820 15 amp 20 5 7 10 7 10 15 DHEO60 12 20 10 60 15 20 amp 30 20 amp 30 1 Certified in accordance with the Unitary Small Equipment certification program which is based on ARI Standard 210 240 Heaters are available as accessories all with single point power supply Rated in accordance with ARI Standard 270 SEER Seasonal Energy Efficiency Ration the total cooling output in BTU s during a nor mal annual usage period for cooling divided by the total electric power input in watt hours during the same period Energy Efficiency Ration the cooling capacity in Btu s per hour Btuh divided by the power input in watts at any given set of rating conditions expressed in BTUH per watt BTUH watt Unitary Products Group 5 TABLE 2 CAPACITY RATINGS COOLING GAS HEATING COOLING CAPACITY 80 67 95 F MODEL DHG036N040 DHGO036N079 DHGO048NO060 DHGO048NO099 DHGO60N079 DHGO60N099 42 42 46 5 57 0 SOUND RATING2 dBels 220 1060 INPUT MBH 036 21216 003 A 0204 GAS HEAT CAPACITY AFUE S E TEMP RISE F 55 65 GAS LINE SIZE in O D 1 2 1 2 1 2 1 2 1 2 1 2 Certified in accordance with the Unitary Small Equipment certification program which is based on ARI Standard 210 240 Rated in accordance with ARI Standard 110 utilization range A AFUE Annual Fuel Utilization Efficiency determined in accordance w
11. DHE AND DHG 13 MOTOR AND DRIVE DATA BELT DRIVE BLOWER 14 UNITS 3 4 5 68 20 14 ELECTRICAL DATA BASIC 14 11 UNIT DIMENSIONS WITH ECONOMIZER 15 ELECTRICAL DATA COOLING ELECTRIC 20 HEAT 036 amp 048 15 12 DETAIL UNIT WITH FIXED OUTDOOR 16 ELECTRIC HEAT CORRECTION FACTORS AIR MOTORIZED DAMPER RAINHOOD 24 aestum Ee drop ia P 15 13 UNIT AND CURB 24 17 FUSE 15 14 ROOF CURB DIMENSIONS DHE DHG 18 ELECTRICAL DATA COOLING ELECTRIC aaar 22 HEAT DHEQO60 e E ex 16 15 CENTER OF GRAVITY AND CORNER WEIGHTS 22 T9 U TITIES ENTE Y s 18 16 TYPICAL APPLICATIONS 23 20 CLEARANCES sese n n n ne 19 17 TYPICAL ROOF TOP INSTALLATION DHG 23 21 BASIC UNIT WEIGHT 22 22 ACCESSORIES WEIGHT 22 Unitary Products Group 036 21216 003 A 0204 DESCRIPTION YORK Sunline Ultra units are high efficiency convertible sin gle package air conditioners with a common cabinet and a common roof curb for the 3 4 and 5 ton sizes The units were designed for residential light commercial and commercial applications They can e
12. forced air inlet located within 10 horizontal feet excluding those integral to the unit Four feet below 4 horizontal feet from or 1 foot above any door or gravity air inlet into the building Four feet from electric meters gas meters regulators and relief equipment 19 036 21216 003 A 0204 FIGURE 10 REAR DIMENSIONS OF DHE AND DHG UNITS 3 4 amp 5 TON UNITS Duct covers units are shipped with all air duct openings cov For bottom duct applications ered For side duct applications e Remove and discard the supply and return air duct covers e Connect ductwork to duct flanges on the rear of the unit remove the side supply air duct cover to gain access to the bottom supply air knockout panel Remove and discard the bottom knockout panel Replace the side duct cover With filter section access panel removed from the unit remove and discard the bottom return air knockout panel Replace the filter Access panel 4 27 112 1 5 8 O 27 1 2 19 1 2 44 718 FIGURE 11 UNIT DIMENSIONS WITH ECONOMIZER RAINHOOD 20 Unitary Products Group 036 21216 003 A 0204 27 72
13. the gross capacity of the unit NOMINAL RATING ALL SENSIBLE CAPACITY Unitary Products Group 036 21216 003 A 0204 TABLE 8 COOLING CAPACITIES MODELS DHE DHGO60 TEMPERATURE OF AIR ON CONDENSER COIL VL ME s EVAPORATOR SENSIBLE CAPACITY 3 COIL TOTAN 22 SENSIBLECAPACITY CAPACITY TOTAL SENSIBLE CAPACITY POWER ENTERING DRY BULB F POWER ENTERING DRY BULB F INPUT INPUT Lee CCI T2 8 43 56 50 43 37 30 76 46 54 48 41 34 28 gen 11 3877 1 ao em ISI 62 amp 4o wj 66 59 52 46 99 62 45 62 62 62 55 49 42 35 5 49 52 46 5 61 44 61 61 61 54 47 34 US MEE SEDES 78 46 50 44 38 32 26 BER 62 45 60 54 48 42 36 30 24 60 44 60 60 59 53 47 41 35 Lm 48 T 70 46 46 41 36 30 25 6 45 56 50 45 39 34 29 23 s o oque so se so ous EMEN SON ACRES UNO RE p Ser 46 38 931 281 9125 1047 iub 54 e s 65 46 39 34 80 26 22 1505 TEMPERATURE OF AIR ON CONDENSER COIL anon EO Wee EVAPORATOR SENSIBLE CAPACITY 3 COIL TOTAL 22 SENSIBLECAPACITY CAPACITY TOTAL SENSIBLE CAPACITY 1 POWER ENTERING DRYBULB F POWER ENTERING DRY BULB F CAP WBUT INPUT 2 w
14. the unit is 0 36kW Refer to Tables 10 and 11 for the kW of the supply air blower motor MBH kW to determine the motor heat and deduct this heat from the gross capacity of the unit NOMINAL RATING ALL SENSIBLE CAPAC Unitary Products Group ITY These capacities are gross ratings For net capacity determine the KW of the supply air blower motor from the Blower Performance Table multiply These ratings include the compressor and the condenser fan motors but not the supply air blower motor The total condenser fan motor power input These capacities are gross ratings For net capacity determine the kW of the supply air blower from Tables 10 and 11 multiply this value by 3 415 036 21216 003 A 0204 TABLE 6 COOLING CAPACITIES MODELS DHE DHG 036 105 115 F TEMPERATURE OF AIR ON CONDENSER COIL AIR ON 105 EVAPORATOR COIL TOTAL SENSIBLE CAPACITY 1 POWER ENTERING DRY BULB F MEE INPUT NUNG pete emm ms 1500 500 ANIA pr gms so 75 oe 224 ies i72 TEMPERATURE OF AIR ON CONDENSER COIL AIR ON 115 F EVAPORATOR COIL SENSIBLE CAPACITY Mt POWER ENTERING DRY BULB F MS INPUT T 1500 255 FA 300 NA 7 52 1 These capacities are gross ratings For net capacity determine the KW of the supply air blower motor from the Blower Performance Table multiply this value by 3 415 MBH KW to determine the motor heat and deduct this heat from the gross capacit
15. 055 960 tort 1090 mos 1100 mea mao mea 17s er 385 1609 1020 900 1065 965 108 10 1065 mas 1mos 1170 130 mes mso 1110 1 2 Models shown at 230 460 Volts with side duct connections cations other than gas electric units with side duct airflows TABLE 12 ACCESSORY STATIC RESISTANCE EXTERNAL STATIC PRESSURE DROP RESISTANCE IWG CFM 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 ELECTRIC sisiw 004 005 006 oo oo 032 9 6 949 HEATERS 720 30mw oo oo oo on ors ois 017 020 025 BOTTOM CONNECTIONS 0 007 009 012 016 019 COOLING ONLY Deduct these resistance values from the available external static pressure shown in Tables 10 and 11 DESCRIPTION The pressure through the economizer is greater for 100 outdoor air than for 100 return air If the resistance of the return air duct system is less than 0 25 IWG the unit will deliver less CFM during full economizer operation Add these resistance values to the available static resistance values on Tables 10 and 11 Unitary Products Group Includes allowances for a wet evaporator coil 1 filters and the heat exchangers Refer to Table 12 for resistance values on appli 3000 0 30 0 22 0 26 0 22 0 32 13 036 21216 003 A 0204 TABLE 13 MOTOR AND DRIVE DATA
16. 2025 2 04500525 090960 ZCED4501025 195 204501525 204502025 2 045015464 2 2CE04502046f 3 Dual element time delay type for fuse block accessories available for field installation for fuse block accessories available for field installation TABLE 16 ELECTRIC HEAT CORRECTION FACTORS DHE048 kW CAP NOMINAL VOLTAGE MULTIBEIER 208 208 1 00 240 052 480 460 0 92 600 575 0 92 TABLE 17 FUSE BLOCK ACCESSORY 2FB04700425 208 240 Volts 2FB04700546 460 Volts Unitary Products Group 35 35 35 50 70 35 35 40 20 20 25 35 35 35 35 50 70 35 35 40 0 5 5 Standard circuit breakers be used in Canada and on applications over 60 amps where the heaters are separately fused These electric heaters DO NOT include a fuse box If a fuse box is required to meet a local code e g Chicago refer to Table 17 MAX SIZE HACR AMPS 35 35 35 50 70 35 35 40 60 80 15 20 25 35 35 35 35 50 70 35 35 40 60 80 15 20 25 35 These electric heaters DO NOT include a fuse box If a fuse box is required to meet a local code e g Chicago refer to Table 17 15 036 21216 003 A 0204 TABLE 18 ELECTRICAL DATA COOLING ELECTRIC HEAT DHEO60 NUMBER AMPS HEATER ELECTRIC HEATERS TOTAL MODEL POWER ACCESSORY UNIT DHE SUPPLY MODEL STAGES SES AMPACITY 2CE04500525 2 045007254 2 04501025 2 04501525 2 04502025 2 04503025 2 0450052
17. 54 2 045007254 2 04501025 2 04501525 2 04502025 2 04503025 2 045007464 2 045010464 2 045015464 2 045020464 2 045030464 208 3 60 060 230 3 60 460 3 60 Dual element time delay type for fuse block accessories available for field installation CONTACTOR d b FIELD SUPPLIED r y eR Em mS OL P ML 1 Z Lebe t OL O r cio wes O O LS POWER LUG TABLE 4 5 5 2 SUPPLY THE DISCONNECT SWITCH THE 4 WIRING AND THE OVERCURRENT PROTECTION FIGURE 2 FIELD POWER WIRING 100 Standard circuit breakers may be used in Canada and on applications over 60 amps where the heaters are separately fused These electric heaters DO NOT include a fuse box If a fuse box is required to meet a local code e g Chicago refer to Table 17 COOLING ONLY 24 VOLT THERMOSTAT THERMOSTAT TERMINALS UNIT TERMINAL STRIP TB1 RV R 24 VOLT d TRANSFORMER 124 VOLT THERMOSTAT 2TH07701024 IF THE UNIT HAS AN ECONOMIZER REMOVE JUMPER J1 FROM TERMINALS 8 AND 10 ON THE RELAY BOARD TO PREVENT SIMULTANEOUS OPERATION OF THE COMPRESSOR AND THE ECONOMIZER IF YOU WANT TO CONTROL THE ECONOMIZER ON A SECOND STAGE OF COOLING USE THE THERMOSTAT 2TH04701224 FIGURE3 CONTROL WIRING COOLING ONLY Unitary Products Group 036 21216 003 A 0204 COOLING
18. 96 or 096 through 100 of return air opening field adjustable Designed for duct mounted side or bottom supply return applications Includes rain hood assembly and filter The 14 high roof curb is shipped knocked down An insu lated deck is not required because the bottom of the unit is insulated Low ambient controls are available to provide stable unit operation at outdoor temperatures down to OF Propane high altitude and low NOx kits are also available to cover all gas heating applications WIDE RANGE OF INDOOR AIRFLOWS All models operate over a wide range of design conditions with the use of belt drive blowers The variable pitch pulley on the blower motor can be adjusted to obtain the desired supply air CFM FULL PERIMETER BASE RAILS The permanently attached base rails provide a solid foundation for the entire unit and protect the unit during shipment The rails provide fork lift access from 3 sides and rigging holes are also provided so that an overhead crane can be used to place the units on a roof SYSTEM PROTECTION Internal overload protection is standard on all compressors Every unit has a liquid line filter drier high and low pressure loss of charge switches and a suction line freezestat to protect all system components units will provide cooling at ambient temperatures down to 45F UTILITY CONNECTIONS MADE EASY Gas and electric utility knockouts are provided in the unit base as well as the side o
19. ABLE 19 UTILITIES ENTRY DATA KNOCKOUT HOLE USED FOR Control Wiring Side or Power Wiring Side or 1 5 8 Gas Piping Front D 1 1 2 Gas Piping Bottom 1 Knockouts in the bottom of the unit can be located by the slice in the insulation DO NOT remove the 2 knockout ring 18 FILTER ACCESS BLOWER MOTOR ACCESS FIELD SUPPLIED DISCONNECT SWITCH LOCATION MOUNTING BRACKET FOR DISCONNECT SWITCH Shipped attached to the blower housing inside the blower compartment A B WIRING ENTRY CONTROL BOX See Detail B ACCESS FIGURE 8 ACCESS PANELS AND DISCONNECT NOTE Units and ductwork of DHE models are approved for zero clearance to combustible materials when equipped with electric heaters Unitary Products Group 036 21216 003 A 0204 FIELD SUPPLIED DISCONNECT SWITCH LOCATION FILTER ACCESS CONDENSER COMPRESSOR ACCESS COMBUSTION AIR INLET HOOD RETURN AIR SUPPLY AIR 44 SS 5555259 z OUTDOOR AIR 574 66 4 4 0 OUTDOOR AIR Economizer 32 5 8 DHG UNITS 3 4 amp 5 Ton r Em 22 c ACCESS 7 GAS SUPPLY PO od A 4 Tos See Ba 2 12 9 4 PVC FEMALE 7 r1 COND DRAIN E p um See Detail A WIRING ENTRY 97 See Detail 22 id p 17 1 2 ai 22 gt K x i gt 5 3 8 6 1 2 LS p D a ffo gt GAS SUPPLY 7
20. ART ASSIST KIT Provides increased starting torque for single phase units in areas with low voltage conditions It con tains a 12 5 OHM PTCR temperature resistor with a support clip and hardware for mounting LOW AMBIENT KIT A head pressure controller maintains stable system operation by reducing the speed of the con denser fan motor when the outdoor temperature is between 45 and OF Condenser fan motors with ball bearings and heavier windings are also available for these low ambient applications ANTI RECYCLE TIMER A timer to prevent the unit com pressor from short cycling It assures a 5 minute off time between compressor cycles PROPANE CONVERSION KIT Converts a gas fired heater from natural gas to propane It contains main burner orifices a pilot orifice and a regulator spring LOW NOX KIT natural gas furnaces only Contains five stainless steel expanded metal sheets for mounting into the heat exchanger tubes to meet the California low nitrous oxide emission requirements HIGH ALTITUDE CONVERSION NATURAL AND PRO PANE Provides orifices for proper furnace operation at alti tudes up to 6000 feet For propane applications the propane conversion kit will also be required GAS PIPING This kit contains 1 2 pipe nipples fittings and gas cock including panel access gaskets required for bot tom gas supply connection with external shut off OUTDOOR COIL GUARD Consists of grille type sections for installation ove
21. BLES FEATURES Ra RN CUR xd e 3 FACTORY INSTALLED OPTION 4 Ibl Pg FIELD INSTALLED ACCESSORIES 4 1 CAPACITY RATING COOLING ELECTRIC HEAT 5 MECHANICAL SPECIFICATIONS 24 2 CAPACITY RATINGS COOLING GAS HEATING 6 3 SOUND POWER 6 4 PHYSICAL DATA BASIC UNIT 6 LIST OF FIGURES 5 COOLING CAPACITIES MODELS Fig Pg DHE DHG 036 85 F 95 F anaana 7 6 COOLING CAPACITIES MODELS 1 SUNLINE ULTRA CUTAWAY MODEL DHE DHG 036 105 F 115 8 GAS 5 7 COOLING CAPACITIES MODELS DHE DHG048 9 2 FIELD 16 8 COOLING CAPACITIES MODELS DHE DHGOO0 10 3 CONTROL WIRING COOLING ONLY 16 9 SUPPLY AIR BLOWER PERFORMANCE 4 CONTROL WIRING SINGLE STAGE 17 DHE DHGOSO iade a 11 5 CONTROL WIRING COOLING HEATING 17 10 SUPPLY AIR BLOWER PERFORMANCE 6 CONTROL WIRING MULTI STAGE 17 DHE DHGO048 4 TON GAS HEAT MODELS 12 7 18 11 SUPPLY AIR BLOWER PERFORMANCE 8 ACCESS PANELS AND DISCONNECT 18 DHE DHGO60 5 TON GAS HEAT MODELS 13 9 UNIT DIMENSIONS DHG 19 12 ACCESSORY STATIC 13 10 REAR DIMENSIONS OF
22. I test procedures Units shall be CSA Certified to ANSIZ21 47 stan dards and UL 1995 CAN CSA No 236 M90 conditions EQUIPMENT Factory assembled single piece heating and cooling unit Unit shall be factory wired piped charged with R 22 refriger ant and factory tested prior to shipment Enclosed in each unit shall be a factory test log sheet consisting of the unit tested pressures temperatures and amps as tested prior to shipment Unit Cabinet 1 Unit cabinet shall be constructed of galvanized steel with exterior surfaces coated with a powered paint finish certified at 750 hours salt spray test per ASTM B117 standards 2 Indoor blower section shall be insulated with a minimum thick insulation coated on the air side Aluminum foil faced insulation shall be used in the furnace compart ment and be fastened with ridged fasteners to prevent entering the air stream 3 Cabinet panels shall be large size and easily removable for servicing 4 Perimeter base rails shall be provided to assure reliable transit of equipment rigging and proper sealing to roof on curb applications 5 Disposable filters 1 shall be furnished and be accessi ble through a removable access door sealed air tight Units filter track shall be designed to accommodate both 1 and 2 filters 6 Fan performance access ports shall be provided on cab inet to allow accurate air measurements of evaporator fan performance without removing panels or creat
23. IGHT g DESCRIPTION WEIGHT Ibs TABLE 21 BASIC UNIT WEIGHT 7 WEIGHT TORT i8 Ww vo o ELECTIIGHEAT Sdn z DHG036 20 30 KW 28 DHG048 152 ROOF MOUNTNG CURB 92 cus A RELIEF FIXED AIR DAMPER 10 DHEOS6 125 DEO 136 Lr 1 Weight Unit with economizer and high heat 22 Unitary Products Group 036 21216 003 A 0204 ROOF JACK INSTALLATION ROOF CURB INSTALLATION SLAB ON GROUND INSTALLATION pope POSU EDU CS i F al ae O PES ee le ee ee g ff I 13 1 3 n a MN rr FIGURE 16 TYPICAL APPLICATIONS FIELD SUPPLIED DISCONNECT SWITCH ly Ld L4 724 PRES ae DRIP LEG gt Ct s Nd LP us E n CE RAE ul E LE MANUAL GAS SHUT OFF VALVE 2 T CONDENSATE TRAP ze E CONTROL WIRING POWER Tee RETURN AIR SUPPLY AF DUCT i TO GAS SUPPLY LINE SUPPLY AIR DUCT FIGURE 17 TYPICAL ROOF TOP INSTALLATION DHG Unitary Products Group 23 MECHANICAL SPECIFICATIONS GENERAL DESCRIPTION Single packaged outdoor mounted rooftop with built in field convertible duct connections for vertical discharge return air or horizontal discharge return air configuration Cooling per formance shall be rated in accordance with DOE and AR
24. alues on applications other than gas electric units with side duct airflows 12 Unitary Products Group 036 21216 003 A 0204 TABLE 11 SUPPLY AIR BLOWER PERFORMANCE DHE DHG060 5 TON GAS HEAT MODELS 2 UNIT AVAILABLE EXTERNAL STATIC PRESSURE IWG RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts 1720 1640 1535 1440 1340 060 877 908 1100 1225 199 8M 9 980 980 tora 1020 1047 1096 389 sos 880 950 905 988 940 1022 970 39 ats 92 850 994 880 100 91 389 1 dd 80 sos 835 97 870 woof 9 70 95 630 1 Size ee MEE MEM NNNM 1 50 MBH RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts RPM Watts pS 22900 3 9 sp DI EE PRI pepe op ee cw 1580 CENA 1599 i wm 1425 1190 14755 gt 060 1340 1169 1385 1205 1445 1240 1143 1280 1178 1330 1222 1375 150 1059 1060 1090 135 22 190 mse 1240 mos 12 17 1
25. asily be installed on a roof curb slab roof jack or frame All units are self contained and assembled on rigid full perim eter base rails with fork lift slots on three sides and holes for overhead rigging Every unit is completely piped wired charged and tested at the factory to provide for a quick and easy field installation The units are available in cooling only and cooling with gas heat Electric heaters are available as field installed acces sories Both bottom and side duct connections are available without having to swap panels The installer simply removes the duct covers for the desired configuration Economizers may be used on either bottom and side duct applications with no modifications required All models include a 5 year limited warranty on compressors a 10 year limited warranty on gas fired heat exchangers and a 1 year limited warranty on all replacement parts FEATURES COMMON FOOTPRINT COMMON CABINET All model sizes and configurations share a common cabinet and a com mon roof curb The installer has the flexibility of setting one curb and placing the proper tonnage unit on that curb after the internal load has been determined He can even decide between gas or electric heat after the curb has been set HIGH EFFICIENCY Units have a high cooling efficiency of as high as 13 2 SEER and gas electric models have a mini mum AFUE of 80 3 All efficiencies exceed legislated mini mum levels and provide low o
26. en so 77 ee 6 50 51 44 38 31 25 NR L9 48 ESO 42 95 9 2 55 51 55 53 46 39 33 26 20 5 51 50 50 43 37 30 23 Co er T 60 53 45 39 33 27 21 3520 47 Ls s as T 60 52 42 36 31 26 20 2588 Ce 48 fo fs Pos arf 56 52 38 33 28 24 19 i958 49 32 w 55 52 34 30 26 22 18 1500 a7 4 4 32 28 24 20 48 50 43 38 34 30 26 22 18 5 7125 46 as 39 85 81 27 43 49 43 43 40 36 31 27 These capacities are gross ratings For net capacity determine the KW of the supply air blower motor from the Blower Performance Table multiply this value by 3 415 MBH KW to determine the motor heat and deduct this heat from the gross capacity of the unit These ratings include the compressor and the condenser fan motors but not the supply air blower motor The total condenser fan motor power input is 0 36kW Refer to Tables 10 and 11 for the kW of the supply air blower motor These capacities are gross ratings For net capacity determine the kW of the supply air blower from Tables 10 and 11 multiply this value by 3 415 MBH kW to determine the motor heat and deduct this heat from the g
27. ent cold air delivery before heat exchanger warms up Gas heat only Electrical Requirements All unit power wiring shall enter unit cabinet at a single fac tory pre drilled location and be capable of side or bottom entry without major unit field modifications 25 26 036 21216 003 A 0204 Unitary Products Group 036 21216 003 A 0204 Unitary Products Group 27 Subject to change without notice Printed U S A Copyright 2004 by Unitary Products Group All rights reserved Unitary 5005 Products York Group Drive 036 21216 003 A 0204 Supersedes 036 21216 002 0601 Norman OK 73069
28. f the unit A clearly identified location is provided to mount a field supplied electrical disconnect switch Utility connections can be made quickly and with a minimum amount of field labor SIMPLE CONTROL CIRCUIT A low voltage printed circuit board contains a compressor lockout indicator light and a low voltage terminal strip An additional set of pin connectors is also provided to simplify the field interface of external con trols Mate n lock plug connectors are used where line and low voltage wires pass through internal bulkheads This allows for easier troubleshooting and component replace ment The electrical control box is not located in the compres sor compartment so the access cover can be removed for troubleshooting without affecting the normal system operat ing pressures AIR FILTERS Units are shipped with 1 throwaway filters The unit filter racks can accommodate 1 or 2 filters without any modifications FACTORY INSTALLED OPTION ECONOMIZERS Units equipped with a factory installed economizer option have dampers that are positioned by a spring return fully modulating damper actuator and are capa ble of introducing up to 10096 outdoor air As the outdoor air intake dampers open the return air dampers close The changeover from mechanical refrigeration to economizer operation is determined by a single input electronic enthalpy control or by a dual input electronic enthalpy control Simulta neous compressor and econo
29. gh pressure relief and over temperature protec tion b Factory mounted on internal spring mounted on independent dedicated mounting isolation 2 Coils a Evaporator and condenser coils shall have alumi num plate fins mechanically bonded to seamless internally enhanced copper tubes with all joints brazed Special Phenolic coating available as a fac tory option b Evaporator coil shall be of the full face active design 3 Refrigerant Safety Components Hefrigerant circuit components shall include a Balance port thermostatic expansion valve with independent circuit feed system b Filter drier strainer to eliminate any moisture or for eign matter C Service gage connections on suction discharge lines to charge evacuate and contain refrigerant during necessary servicing 4 Unit Controls a Unit shall be complete with self contained low volt age control circuit protected by a fuse on the 24 volt transformer side Unitary Products Group 036 21216 003 A 0204 b Unit shall incorporate a lock out circuit which pro vides reset capability at the space thermostat should any of the following standard safety devices trip and shut off compressor I AUTO RESET Compressor over temperature over current Il Loss of charge low pressure switch Ill Freeze protection thermostat evaporator coil IV High pressure switch The lockout protection shall be easily disconnected at the control board if necessary
30. ing air by pass of the coils 7 Units vertical discharge duct configuration shall be designed to fit between standard 24 O C beams without modification to building structure duct work and base unit 8 Condensate pan shall be internally sloped and confirm to ASHARE 62 89 Standards Condensate connection shall be a minimum of and be a rigged mount connection secured to the base unit 24 036 21216 003 A 0204 Indoor evaporator fan assembly 1 Fan shall be a belt driven assembly and include an adjustable pitch motor pulley Job site selected B H P brake horse power shall not exceed the motors name plate horse power rating plus the service factor Units are designed not to operate into service factor 2 Fan wheel shall be double inlet type with forward curved blades which are dynamically balanced 3 Bearings shall be sealed permanently lubricated for longer life and no maintenance Outdoor condenser fan assembly 1 Outdoor condenser fan shall be of the direct driven pro peller type and shall discharge air vertically upward 2 Outdoor condenser fan motor shall be totally enclosed with permanently lubricated bearings and internally pro tected to overload conditions 3 Outdoor condenser fan shall have aluminum blades riv eted to corrosion resistant steel spiders and shall be dynamically balanced Refrigerant components 1 Compressor a Fully hermetic type internally protected with internal hi
31. ith DOE test procedure S S E Steady State Efficiency Percent Output S E California Seasonal Efficiency determined in accordance with test procedures as specified by the State of California Energy Commission Furnaces are available with a low NOx accessory SEER Seasonal Energy Efficiency Ratio the total cooling output in BTU s during a normal annual usage period for cooling divided by the total electric power input in watt hours during the same period EER Energy Efficiency Ratio the cooling capacity in Btu s per hour Btuh divided by the power input in watts at any given set of rating conditions expressed in BTUH per watt BTUH watt TABLE 3 SOUND POWER RATINGS UNIT SIZE 036 048 060 1 SOUND POWER dB 10712 Watts CE OCTAVE BAND CENTERLINE FREQUENCY Hz SWL dBA xw ss m ze mo wm zoo axe exo de gen 080 990 e 8 74 8 9 57 160 oss 080 es 8 amp 75 68 70 63 75 42 2000 045 1 86 86 76 69 77 89 5 76 These values have been accessed using a model of sound propagation from a point source into the hermispheric free field The dBA values provided are to be used for reference only Calculation of dBA values cover matters of system design and the fan manufacturer has no way of knowing the details of each system This constitutes an exception to any specification or gua
32. mizer operation is also possi ble The single enthalpy system contains a sensor that monitors the outdoor air which automatically operates the damper actuator allowing the dampers to open or close The dual enthalpy system contains a second sensor that monitors both the temperature and the humidity of the return air in addition to the outdoor air sensor described for a single enthalpy system The logic module compares the inputs from both sensors and switches to economizer operation when ever the outdoor air is cooler than the return air for maximum efficiency of the economizer system The economizer is completely wired and installed at the fac tory Only the outdoor air hood including its filters need be assembled and installed in the field FIELD INSTALLED ACCESSORIES SINGLE INPUT ELECTRONIC ENTHALPY ECONOMIZER Includes a slide in plug in damper assembly with fully modu lating spring return motor actuator capable of introducing up to 10096 outdoor air one outdoor air electronic enthalpy sen sor and a rain hood with filters The rain hood is painted to match the basic unit and must be field assembled before installation Economizer dampers are 296 low leakage type DUAL INPUT ELECTRONIC ENTHALPY ECONOMIZER Includes the same damper system and rain hood with filters as described for a single enthalpy economizer except this accessory contains two enthalpy sensors It uses a differen tial enthalpy control that compares the ou
33. perating costs CONVERTIBLE AIRFLOW DESIGN Both the side and bot tom duct openings are covered when they leave the factory If a side supply side return is desired you simply remove the two side duct covers from the outside of the unit and discard them If a bottom supply bottom return is desired you simply remove the two knockout panels from the base of the unit and discard them No panel cutting or swapping is required Con vertible airflow design allows maximum field flexibility and minimum inventory FACTORY INSTALLED OPTIONS Economizers can be installed at the factory The economizers are shipped installed and wired Only the rain hood needs to be field assembled and installed Field labor dollars can be saved by having the components arrive already installed FIELD INSTALLED ACCESSORIES Accessories were designed for quick and easy installation The motorized Unitary Products Group damper and economizers simply slide in and electrical con nections are made by modular plugs Electric heaters mount easily and knockouts are provided in the internal partitions to connect the elements to the control box single point kit The motorized air damper includes a slid in plug in damper assembly with a rainhood and filters The outdoor air damp ers open when the indoor fan motor is energized The damper is capable of providing 096 through 10096 of outdoor return air opening The manual outdoor damper provides 096 through 35
34. r the outdoor coil to protect it from damage Unitary Products Group 036 21216 003 A 0204 WALL THERMOSTAT The units are designed to operate with 24 volt electronic and electro mechanical thermostats All units can operate with single stage heat single stage cool thermostats with or without the economizer LONG LASTING POWDER PAINT FINISH 20 GAUGE ALUMINIZED STEEL TUBULAR HEAT EXCHANGER BELT DRIVE BLOWER MOTOR LOW VOLTAGE RELAY BOARD AND TERMINAL STRIP ELECTRICAL DISCONNECT MOUNTING LOCATION Field Installed ECONOMIZER HOOD OUTDOOR AIR OPENING FOR SLIDE IN PLUG IN INTNERAL ECONOMIZER SIDE RETURN AIR DUCT OPENING CONDENSATE DRAIN TERMINAL BLOCK For Single Point Power Supply on Elec Elec Units KNOCKOUTS FOR SIDE POWER AND CONTROL ENTRY FIGURE 1 TABLE 1 CAPACITY RATING COOLING ELECTRIC HEAT NOMINAL ELECTRIC HEAT CAPACITY SOUND COOLING CAPACITY ELECTRIC HEAT ACCESSORY LOCATION Elec Elec Units POWER VENTER MOTOR WITH POST PURGE CYCLE COPPER TUBE ALUMINUM FIN CONDENSING COIL HIGH EFFICIENCY COMPRESSORS FULL PERIMETER BASE RAILS WITH FORKLIFT SLOTS AND LIFTING HOLES KNOCKOUT FOR SIDE GAS SUPPLY ENTRY KNOCKOUT FOR BOTTOM GAS SUPPLY ENTRY KNOCKOUT FOR BOTTOM POWER ENTRY SUNLINE ULTRA CUTAWAY Model DHG gas heating kW MODEL 80 67 95 F RATING scm tem beim DHEO36 12 25 T0 86 5 7 10 7 10 DHEO 8
35. rantee requiring a dBA value or sound data in any other form than sound power level ratings At a distance of 10 feet from the blower TABLE 4 PHYSICAL DATA BASIC UNIT DHE DHG MODELS _ 036 0482 060 EVAPORATOR CENTRIGUGAL BLOWER Dia x Wd in Eu 9 12x10 12x10 BLOWER FAN MOTOR HP BELT DRIVE 1 5 1 5 ROWS DEEP 4 4 4 Ride FINS PER INCH 13 13 13 FACE AREA Sq Ft 4 3 5 1 5 1 PROPELLER DIA in 24 24 24 ub EE FAN MOTOR HP 1 2 1 2 1 2 NOM CFM TOTAL 4 500 4 200 4 200 ATE QUANITY PER UNIT 157 X 20 X 1 2 2 2 QUANTITY PER UNIT 14 X 25 X 1 TOTAL FACE AREA square feet 6 6 6 6 6 6 SYSTEM CHARGE REFRIGERANT 22 pounds ounces 10 8 10 14 COMPRESSOR QUANTITY PER UNIT Hermetic Type 1 Recpt 1 Recpt 1 Recpt Filter racks are adapted for 1 or 2 thick filters Unitary Products Group 036 21216 003 A 0204 TABLE 5 COOLING CAPACITIES MODELS DHE DHG 036 85 95 F TEMPERATURE OF AIR ON CONDENSER COIL AIR ON 85 F EVAPORATOR COIL SENSIBLE CAPACITY TOTAL POWER ENTERING DRY BULB MBH INPUT 552 mA 57 per 265 GE TEMPERATURE OF AIR CONDENSER AIR ON 95 F EVAPORATOR COIL SENSIBLE CAPACITY TOTAL 5 POWER ENTERING DRY BULB F MBH INPUT ANA A mA NA FUA A 193 this value by 3 415 MBH KW to determine the motor heat and deduct this heat from the gross capacity of
36. ross capacity of the unit NOMINAL RATING ALL SENSIBLE CAPACITY 10 Unitary Products Group 036 21216 003 A 0204 TABLE 9 SUPPLY AIR BLOWER PERFORMANCE DHE DHGO036 AVAILABLE EXTERNAL STATIC PRESSURE IWG CFM wu warre nem warr new wars nem Wars seu wer pepe pe e pm m ps vs C ms oe me ose ws Dw je me oo res e p pp pepe e 76 19 0 99 we we 7 AVAILABLE EXTERNAL STATIC PRESSURE IWG now ow 1o me im iw 014 DHG CFM RPM WATTS 21 WATTS RPM WATTS 21 WATTS RPM WATTS RPM WATTS RPM WATTS DE BEAR 199 m 1005 e eo e ro ws ws freee we 953 EO 992 815 1034 855 1080 905 1 2 For 208 Volts multiply values by 0 95 cations other than gas electric units with side duct airflows Unitary Products Group Includes allowances for a wet evaporator coil 1 filters and the heat exchangers Refer to Table 12 for resistance values on appli 11 036 21216 003 A 0204 TABLE 10 SUPPLY AIR BLOWER PERFORMANCE DHE DHG048 4 TON GAS HEAT MODELS UNIT AIR AVAILABLE EXTERNAL STATIC PRESSURE IWG sze row ow o 99 5 MBH crm apm Wats REW Was RPM
37. tdoor air versus the return air The logic module then optimizes the economizer operation for additional savings over the single input econo mizer MOTORIZED AIR DAMPER Includes a slid in plug in damper assembly with a rainhood and filters The outdoor air dampers open when the indoor fan motor is energized The damper is capable of providing 096 through 10096 of outdoor return air opening 036 21216 003 A 0204 MANUAL OUTDOOR DAMPER Provides 096 through 3596 or 096 through 10096 of return air opening field adjustable Designed for duct mounted side or bottom supply return applications Includes rain hood assembly and filter ELECTRIC HEATERS Include nickel chromium elements a terminal block fuses where required by UL all the neces sary connectors and hardware All heaters utilize single point power supply hookup Capacities from 5 KW thru 30 KW heating are available FUSE BLOCK KITS These kits have a fuse box with a fuse block and fuses They re available for all 460 3 60 volt heat ers and 208 230 3 60 volt heaters 7 KW and smaller OUTDOOR THERMOSTAT A 24 volt thermostat providing two stages of control for units equipped with electric heat accessories ROOF CURB This 14 high full perimeter roof curb is shipped knocked down for field assembly and contains duct supports that can easily be shifted for the desired unit duct arrangement No insulated deck is required because the unit underside is insulated ST
38. y of the unit These ratings include the compressor and the condenser fan motors but not the supply air blower motor The total condenser fan motor power input is 0 36kW Refer to Tables 10 and 11 for the kW of the supply air blower motor These capacities are gross ratings For net capacity determine the kW of the supply air blower from Tables 10 and 11 multiply this value by 3 415 MBH kW to determine the motor heat and deduct this heat from the gross capacity of the unit NOMINAL RATING ALL SENSIBLE CAPACITY 8 Unitary Products Group 036 21216 003 A 0204 TABLE 7 COOLING CAPACITIES MODELS DHE DHG048 TEMPERATURE OF AIR ON CONDENSER COIL anon USE ss EVAPORATOR 5 3 COIL TOTAL SENSIBLE CAPACITY TOTAL SENSIBLE CAPACITY r POWER POWER ENTERING DRY BULB INPUT INPUT crm e3 eo 77 ee es o 77 74 rt 99 46 40 34 128 a8 5 MC 5 SEE DE SIM Ra Cac 24 44 34 38 32 26 43 33 43 43 43 37 31 26 EB ER 155 58 32 5 46 41 35 30 25 20 23 3 47 47 46 41 36 31 26 28 5 c 5 5 5 27 EE E ERE 78 __ 44 34 45 41 36 7 22 30 28 L5 s ido 21 28 26 L5 ss ae e ae 3 5 20 26 24 TEMPERATURE OF AIR ON CONDENSER COIL AIR ON s x s is TOTAL
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