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036-21359-001-B-0302

10

Unitary Products Group

RETURN 

AIR

SUPPLY

AIR

BOTTOM SUPPLY

AND RETURN

AIR OPENINGS

(See Note)

(B)
POWER WIRING
ENTRY

(A)
CONTROL WIRING 
ENTRY

NOTE:
For curb mounted units, refer to the curb hanger
dimensions of the curb for the proper size of the
supply and return air duct connections.

UNIT BASE WITH RAILS
Shown separately to illustrate
Bottom Duct openings and Power
Connection locations

12-1/2"

9-1/4"

8-1/8"

9-3/4"

3-3/4"

(B)
POWER WIRING
ENTRY

(A)
CONTROL WIRING 
ENTRY

92"

CONDENSER
COILS

OPTIONAL COIL 
GUARD KIT

COMPRESSOR
ACCESS
(See detail "X")

ECONOMIZER / MOTORIZED DAMPER,
FIXED OUTDOOR INTAKE AIR AND
POWER EXHAUST RAIN HOODS
(See detail "Y")

FIELD-SUPPLIED
DISCONNECT SWITCH
LOCATION

BLOWER
ACCESS

BLOWER MOTOR
ACCESS

BLOWER
COMPARTMENT
ACCESS
(Auxiliary)

DOT PLUG
(For pressure
Drop Reading)

FRONT
VIEW

ELECTRIC HEAT
ACCESS

CONTROL BOX
ACCESS

21"

5"

9-3/4"

11-1/2"

2-3/4"

21-1/2"

33"

35"

5-7/8"

RETURN AIR

SUPPLY AIR

OUTDOOR AIR

OUTDOOR AIR
(Economizer)

24-1/4" (15 TON)
36-1/4" (20 TON)

48-5/8" (15TON)
52-5/8" (20TON)

125-1/4" (15 TON)
136-1/4" (20 TON)

HOLE

OPEN ING

SIZE

(DIA.)

USED FOR

A

1-1/8" KO

Con trol
Wir ing

Front

3/4" NPS (Fem.)

Bot tom

B

3-5/8" KO

Power
Wir ing

Front

3" NPS (Fem.)

Bot tom

C2-3/8" KO

Gas Pip ing (Front)

1

D

1-11/16" Hole

Gas Pip ing (Bot -
tom)

1,2

 

1

1" pip ing MPT re quired

2 Open ing in the bot tom of the unit can be lo cated by the slice
   in the in su la tion.

UTILITIES ENTRY DATA

All  dimensions  are  in  inches.  They  are
subject to change without notice. Certified
dimensions will be provided upon request.

RETURN 

AIR

SUPPLY

AIR

BOTTOM SUPPLY

AND RETURN

AIR OPENINGS

(See Note)

(B)
POWER WIRING
ENTRY

(A)
CONTROL WIRING 
ENTRY

NOTE:
For curb mounted units, refer to the curb hanger
dimensions of the curb for the proper size of the
supply and return air duct connections.

UNIT BASE WITH RAILS
Shown separately to illustrate
Bottom Duct openings, Power
and Gas Piping Connection 
locations

12-1/2"

9-1/4"

8-1/8"

9-3/4"

3-3/4"

(B)
POWER WIRING
ENTRY

(A)
CONTROL WIRING 
ENTRY

92"

CONDENSER
COILS

OPTIONAL
COIL GUARD
KIT

COMPRESSOR
ACCESS
(See detail "X")

ECONOMIZER / MOTORIZED DAMPER,
FIXED OUTDOOR INTAKE AIR AND
POWER EXHAUST RAIN HOODS
(See detail "Y")

FIELD-SUPPLIED
DISCONNECT SWITCH
LOCATION

BLOWER
ACCESS

BLOWER MOTOR
ACCESS

BLOWER
COMPARTMENT
ACCESS
(Auxiliary)

DOT PLUG
(For pressure
Drop Reading)

FRONT
VIEW

CONTROL BOX
ACCESS

21"

5"

9-3/4"

11-1/2"

2-3/4"

21-1/2"

33"

35"

5-7/8"

46-5/8"

7-1/8"

6-3/8"

VENT AIR
OUTLET
HOODS

COMBUSTION
AIR INLET
HOOD

GAS HEAT
ACCESS

(C)
GAS SUPPLY 
ENTRY

46-5/8"

11-1/8"

(D)
GAS SUPPLY
ENTRY

35-1/4

136-1/4

52-5/8

RETURN AIR

SUPPLY AIR

OUTDOOR AIR

OUTDOOR AIR
(Economizer)

Front

36"

Back

24" (Less Econo mizer)
49" (With Econo mizer)

Left Side (Fil ter Ac cess)

24" (Less Econo mizer)
36" (With Econo mizer)

Right Side (Cond. Coil)

36"

Be low Unit

1

          

2

0"

Above Unit

2

72" With 36" Maxi mum
      Hori zon tal Over hang
      (For Con denser Air
      Dis charge)

1U nits (ap pli ca ble in U.S.A. only) may be in stalled on com bus ti ble floors
  made from wood or class A, B or C roof cov er ing ma te rial.

2

Units must be in stalled ou doors. Over hang ing struc tures or shrubs should

  not ob struct con denser air dis charge out let.

NOTE:
ELEC/ELEC Mod els: Units and duct work are ap proved for zero clear ance to
com bus ti ble ma te ri als when equipped with elec tric heat ers.

GAS/ELEC Mod els: A 1" clear ance must be pro vided be tween any
com bus ti ble ma te rial and the sup ply air duct work for a dis tance of 3 feet
from the unit.

The prod ucts of com bus tion must not be al lowed to ac cu mu late within a
con fined space and re cir cu late.

Lo cate unit so that the vent air out let hood is at least:

?

Three (3) feet above any forced air in let lo cated within 10 hori zon tal feet (ex -
clud ing those in te gral to the unit).

?

Four (4) feet be low, 4 hori zon tal feet from, or 1 foot above any door or grav ity
air in let into the build ing.

CLEARANCES

Summary of Contents for D2CE

Page 1: ...de an exceptionally durable finish with the 750 hour salt spray process per ASTM B117 test standard All models including those with an economizer are suit able for either bottom or horizontal duct con...

Page 2: ...knockout in the wiring panel on the front of the unit All internal factory wiring is color coded and numbered for ease in servicing and troubleshooting FACTORY INSTALLED OPTIONS ECONOMIZERS Interlock...

Page 3: ...assembly They re designed to fit inside the base rails of the unit and include both a wood nailing strip and duct hanger sup ports ANTI RECYCLE TIMERS Two solid state timers prevent the compressors fr...

Page 4: ...w e r S u p p l y w i t h E l e c t r i c H e a t E L E C T R I C E L E C T R I C U N I T S E L E C T R I C H E A T E R L O C A T I O N O P T I O N A L E L E C T R I C E L E C T R I C U N I T S I 2 0...

Page 5: ...er Coil 105 F 115 F Total Cap 1 MBH Power Input2 KW SensibleCapacity1 MBH Total Cap 1 MBH Power Input2 KW SensibleCapacity1 MBH CFM WB F En ter ing Dry Bulb F En ter ing Dry Bulb F 86 83 80 77 74 71 6...

Page 6: ...resistances have been deducted from the total static pressure of the blower FACTORY SETTING 7500 CFM 8750 CFM 10000 CFM 11250 CFM 12500 CFM STANDARD DRIVE ACCESSORY DRIVE DCE300 BOT TOM DUCT CON NEC T...

Page 7: ...18 KW 25 36 KW 30 54 KW 35 72 KW 40 Accesso ries Roof Curb 185 BarometricDamper 45 Economizer MotorizedDamper Rain Hood 55 Economizer PowerExhaustRain Hood 90 Wood Skid 220 OPERATING WEIGHTS ELECTRICA...

Page 8: ...140 1365 1B5V94 9 7 9 5 1 7 16 5VX840 84 0 1 1All mo tors have a nomi nal speed of 1800 RPM a 1 15 serv ice fac tor and a solid base They can op er ate to the limit of their serv ice fac tor be cause...

Page 9: ...n o t r e q u i r e d o n u n i t s w i t h a s i n g l e s t a g e e l e c t r i c h e a t e r C O O L I N G H E A T I N G E L E C T R O N I C T H E R M O S T A T T H E R M O S T A T 1 T E R M I N A...

Page 10: ...H RAILS Shown separately to illustrate Bottom Duct openings Power and Gas Piping Connection locations 12 1 2 9 1 4 8 1 8 9 3 4 3 3 4 B POWER WIRING ENTRY A CONTROL WIRING ENTRY 92 CONDENSER COILS OPTI...

Page 11: ...he rear of the unit SUPPLY AIR RETURN AIR OUTDOOR AIR 5 1 8 18 5 8 27 3 4 29 5 8 15 TON 39 5 8 20 TON 40 1 2 OUTDOOR AIR COMPARTMENT ACCESS FILTER ACCESS 1 NPT FEMALE COND DRAIN CONNECTION DOT PLUG Fo...

Page 12: ...ized motor 4 Point Loads 6 Point Loads DCE UNIT 4 POINT LOADS LBS TOTAL A B C D 300 2 890 487 619 646 508 DCE UNIT 6 POINT LOADS LBS TOTAL A B C D E F 300 2 890 415 471 528 551 492 433 DCG UNIT 4 POIN...

Page 13: ...036 21359 001 B 0302 Unitary Products Group 13 BASE RAIL 3 56 3 69...

Page 14: ...036 21359 001 B 0302 14 Unitary Products Group...

Page 15: ...measuring ports shall be pro vided on the outside of the cabinet to allow accu rate air measurements of evaporator fan performance without removing panels or creating air by pass of the coils 7 Conden...

Page 16: ...spark ignition redundant main gas valve Ventor wheel shall be constructed of stainless steel for corrosion resistance 2 The heat exchanger shall be of the tubular type constructed of T1 40 aluminized...

Page 17: ...e outdoor and return air damper assembly to take in the design CFM of outdoor air to meet the mini mum ventilation requirement of the conditioned space during normal operation During economizer operat...

Page 18: ...pulley and belt for higher CFM and or static pressure require ments 9 WOOD SKID Allows unit to be handled with 90 forks 10 ECONOMIZER MOTORIZED DAMPER RAIN HOOD DCE CG300 only Contains all hood panels...

Page 19: ...036 21359 001 B 0302 Unitary Products Group 19...

Page 20: ...036 21359 001 B 0302 20 Unitary Products Group...

Page 21: ...036 21359 001 B 0302 Unitary Products Group 21...

Page 22: ...036 21359 001 B 0302 22 Unitary Products Group...

Page 23: ...036 21359 001 B 0302 Unitary Products Group 23...

Page 24: ...ge without notice Printed in U S A CD 6 21359 036 21359 001 B 0302 Copyright by Unitary Products Group 2002 All rights reserved Supersedes 036 21359 001 A 0302 Unitary 5005 Norman Products York OK Gro...

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