Plans OFFICE COPY
RECEIVF1)
MAR 2 4 2022
CITY OF
BUILDING DIVISO
75K grit
to 1-r /7/6470
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GAC \
---7
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CA
• ji:FICE COPY
CITY OF TIGARID„
VALIDITY OF PERMIT REVIEWED FOR CODE COMPLIANCE
THE ISSUANCE OF A PERMIT ..Approvetk---lj I
BASED ON CONSTRUCTION OTC: f
'''_)(7,UMENTS AND OTHER
NOT PREVENT Petri** On
11AL. FROM Address: tao3s 14‘...7
, , • HON
Suite#:
By.- Date: .3 -.2,2,
RECEIVED
MAR 242022
TECHNICAL CITY OF TIGARu RE ZN Q R°
SPECIFICATIONS WILDING DIVISIO"
UDX Series FEATURES and BENEFITS
• Sizes 30-400 MBTUH certified for commercial/industrial
heating application
• Sizes 30-125 MBTUH carry an additional approval for use
Power Vented, Low Static Axial Fan in residential garage/workshop heating applications
Commercial/Industrial Unit Heaters • 50-60°F Rise range
82 - 83%Thermal Efficiency • Integrated circuit board with 7 segment display
• External status indicating LED
• Hinged door with 1/4 turn latch
• Improved cabinet design with removeable front face and
two tone white and black powder paint.
• Tcore2 titanium stabilized aluminized steel heat exchanger
• Patented single burner combustion system including a
111
y one-piece burner assembly
O • 115V, 1 phase, 60 Hz supply voltage
s � • 115 Volt open fan motor with internal overload protection
x " • Transformer for 24-volt controls
• Multi-try direct spark ignition with timed lockout
• Fan relay (included on the circuit board)
• Single-stage natural gas valve(field adjustable for
operation to 9,000 ft.elevation)°
Reznore Model UDX gas-fired unit heaters are available in 14 sizes • Vibration/noise isolated fan and venter motors - designed
ranging from 30,000 to 400,000 BTUH gas input.Model UDX heaters for low noise operation
are approved for installation in the United States and Canada by ETL. • 2-pt and 4-pt Suspension -standard on all sizes
• External terminal strip for 24-volt wiring
Each size cabinet is easily suspended from either 2 or 4 suspension
points. Or, an optional hanger kit for Sizes 30-125 allows for ceiling
• External gas pipe connection
mounting.The low voltage terminal strip on the outside of the cabinet • Full fan guard
makes connecting control wiring easy with no panels to remove.The OPTIONAL FEATURES
addition of a"G"terminal to the strip,along with the new design of the
circuit board,allows for fan only operation(without adding relays). • Single-stage propane gas valve (field adjustable for
operation to 9,000 ft.)*
Reznor model U DX unit heaters feature a two-tone black and white powder • Two-stage gas valve (sizes 60-400)
coated, scratch-resistant paint scheme. Each unit has clean rounded • 409 or 316 stainless steel heat exchangers
corners and edges with no visible screws or fasteners.Model UDX unit • Totally enclosed fan motor(sizes 30-400)
heaters provide the same superior performance customers have relied on
for more than 100 years along with added features that make servicing • Vent cap
the unit easier,installation safer and improve monitoring capabilities. • Thermostat
• Integrated vertical louvers
• Integrated 30°&60°downturn nozzles
• Gas conversion kits(natural and propane)
• Primary/secondary controls for zoning up to six units
• Ceiling suspension kit- Sizes 30-125
• Hanger kits for 1"pipe
• Stepdown transformer(for 208/115, 230/115 or 460/115
supply voltage)
• Manual shutoff valves
"Note:Pressure switch change required for installations above 6,000 ft.
T
TECHNICAL DATA
Size 30 45 60 75 100 125
BTUH 30,000 45,000 60,000 75,000 105,000 120,000
Input Heating Capacity
kw/h 8.8 13.2 17.6 22.0 30.8 35.2
Thermal Efficiency(%) 82 83 83 83 83 83
Output Heating BTUH 24,600 37,350 49,800 62,250 87,150 99,600
Capacityc kw/h 7.2 11.0 14.6 18.3 25.6 29.2
Gas Connection Natural 1/2 1/2 1/2 1/2 1/2 1/2
(inches)° Propane 1/2 1/2 1/2 1/2 1/2 1/2
Vent Connection SizeE(inches 4 4 4 4 4 4
diameter)
Control Amps(24 volt) 1.0 1.0 1.0 1.0 1.0 1.0
Full Load Amps(115 volt) 1.9 2.4 2.4 3.7 4.3 5.6
Maximum Over Current Protection 15 15 15 15 15 15
(115V)F
Normal Power Consumption(watts) 109 155 155 217 276 354
Discharge Air Temperature Rise(°F) 50 55 60 60 60 60
CFM 456 629 769 961 1345 1537
Air Volume
M3/minute 12.9 17.8 21.8 27.5 36.7 45.9
Discharge Air Opening ft2 0.96 0.96 1.25 1.25 2.01 2.01
Area M2 0.09 0.09 0.12 0.12 0.19 0.19
FPM 475 656 616 770 668 763
Output Velocity M/minute 145 200 188 238 196 245
Open 0.02 0.03 0.03 0.06 1/30 1/20
Fan Motor HPc Enclosed 0.06 0.06 0.06 0.06 1/4 1/4
Fan Motor RPM 1550 1550 1550 1550 1050 1050
Fan Diameter(inches) 10 10 12 12 16 16
Sound Level dba @ 15ft 40 40 40 49 54 55
Approximate Net
lbs 57 62 71 76 101 106
Weight kg 26 28 32 34 46 48
Approximate Ship lbs 63 68 76 81 120 125
Weight kg 29 31 34 37 54 57
c ETL rating for altitudes to 2000 ft.
°Size shown Is for gas connection to a single stage gas valve,not supply line size.
c Smaller or larger vent pipe diameters may be allowed;refer to the Venting Installation Manual,Form I-V-PV.If vent diameter is different from vent connection,reducer/
enlargers will be field-required.
F MOP=2.25 x largest motor FLA+remaining load.Answer is rounded down to the next size of commercially available circuit breaker or fuse.
°All other information in this table is based on a heater equipped with a standard 115 volt open fan motor."
3
TECHNICAL DATA (Continued)
Size 150 175 200 225 250 300 350 400
BTUH 150,000 175,000 200,000 225,000 250,000 300,000 350,000 400,000
Input Heating Capacity
kw/h 43.9 51.2 58.6 65.9 73.2 87.8 102.5 117.1
Thermal Efficiency(%) 83 83 83 83 83 83 83 83
Output Heating BTUH 124,500 145,250 166,000 186,750 207,500 249,000 290,500 332,000
Capacity'
kw/h 36.4 42.5 48-6 54.7 60.8 72.9 85.1 97.2
Gas Connection Natural 1/2 1/2 1/2 3/4 3/4 3/4 3/4 3/4
(inches)° Propane 1/2 1/2 1/2 3/4 3/4 3/4 3/4 3/4
Vent Connection Size'(inches 5 5 5 5 5 6 6 6
diameter)
Control Amps(24 volt) 1.0 1.0 1.0 1-0 1.0 1.0 1.0 1.0
Full Load Amps(115 volt) 3.8 3.8 4.6 7.5 7.5 11.0 11.0 11.0
Maximum Over Current Protection
(115V)` 15 15 15 15 15 20 20 20
Normal Power Consumption(watts) 392 392 491 747 747 1086 1086 1086
Discharge Air Temperature Rise('F) 60 60 60 60 60 60 60 60
CFM 1921 2242 2562 2882 3202 3843 4483 5123
Air Volume
M'/minute 54.4 63.5 72.5 81.6 90.7 108.8 126.9 145.1
Discharge Air Opening ft2 2.56 2.56 2.56 3.51 3.51 4.79 4.79 4.79
Area M2 0.24 0.24 0.24 0.33 0.33 0.45 0.45 0.45
Output Velocity FPM 752 877 1003 820 911 802 936 1069
M/minute 229 267 306 250 278 244 285 326
Fan Motor HP'' Open 1/6 1/6 1/6 1/4 1/4 1/2 1/2 1/2
Enclosed 1/4 1/4 1/4 1/4 1/4 1/2 1/2 1/2
Fan Motor RPM 1050 1050 1050 1050 1050 1050 1050 1050
Fan Diameter(inches) 18 18 18 20 20 24 24 24
Sound Level dba @ 15ft 51 52 53 56 56 59 61 62
Approximate Net lbs 178 193 193 211 223 277 303 316
Weight kg 81 88 88 96 101 126 137 143
Approximate Ship Ibs 206 221 221 247 259 323 348 360
Weight kg 93 100 100 112 117 147 158 163
°ETL rating for altitudes to 2000 ft.
°Size shown is for gas connection to a single stage gas valve,not supply line size.
r Smaller or larger vent pipe diameters may be allowed;refer to the Venting Installation Manual.Form I-V-PV.If vent diameter is different from vent connection,reducer/
enlargers will be field-required.
'MOP=2.25 x largest motor FLA+remaining load.Answer is rounded down to the next size of commercially available circuit breaker or fuse.
°All other information in this table is based on a heater equipped with a standard 115 volt open fan motor."
- 4
' -
DIMENSIONS
Size(in) A B C D E F G H J K M N P CI R S T
30,45 13 3/4 10 29 3/4 6 3 1/2 3 3/4
60 27 4 1/16
163/4 13 13 811/16 6
75 27 13116 27 5/8 25 9/16 5 15/16 3 11/32 17 3/8 1 9/16 4 9/32 13 9 9/16 2 15/16
100 5 15/32
24 3/4 21 34 9/32 15 5/16 8 29/32
125
150,175, 25 5 1/2 4 1/4
200 20 1/8 38 3/16 16 48 7/16 9 5/8 5 3/8 8 5/16 6 1/2 11/16 16 3/8
225,250 26 1/B 22 23 40 131/16 9 113/32 81/8 223/16 81/16 45/16
300,350, 34 1/8 41 30 48 17 1/16 8 1/2 11 7 5/16 27 16 1/4 11 9/16 16 3/16
400 29/32 13/16 11/16
Size(mm) A B C D E F G H J K M N P 0 R S T
30,45 349 254 756 152 89 95
60 831 103
425 330 221 152
75 686 351 810 649 151 85 441 40 109 330 243 75
100 139
629 533 871 389 226
125
150,175, 140 108
200 511 970 406 1230 244 137 211 165 652 416
225,250 664 559 584 1016 332 229 36 206 564 205 110
300,350, 867 1041 762 1243 433 216 300 186 703 413 294 114
400
N M M AND N-HANGER DIMENSIONS
�I 111111 FOR BOTH 2-Pt AND 4-PT SUSPENSION
�l 11
T_ =��_ COMBUSTION
PANDO- AIR INLET
HANGER R-HANGER DIMENSION
DIMENSIONS u FOR 2-PT SUSPENSION J
FOR 4-PT '" REAR
SUSPENSION 1 TOP 4 f ra
���'
REQUIRED DILSF VIEW CONNECTIONTHERMOSTAT
/+ VIEW ����
•
INSTALLING p ® / ■ PPP
OPTIONAL O 7I ,� -'I J,
NOZZLE) 3/8-16SPENSION READ l'l-ALL SUSPENSION POINTS l a /
O
e,
s /Pe• . r
LINE VOLTAGE INLET__J K VENT COLLAR
I CONNECTS AT CIRCUIT BOARD)
H EXTERNAL GAS CONNECTION
E -,
B
DI F
1 I;--r_I IIIBII
Er.Irrs � I,I
FRONT
I% �1•I VIEW
I��� ��:oT� 1 RIGHT SIDE VIEW ® III'
a u 1�- /� ' (ACCESS PANEL)
lip mil will I=We!Ili
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CLEARANCES FROM COMBUSTIBLES
To Flue Connector Access Panel' Non-Access Side Bottom R Rear
Size inches mm inches mm inches mm inches mm inches mm inches mm
30-125 1 25 6 152 18 457 1 25 1 25 18 457
150-400 4 102 6 152 18 457 2 51 1 25 18 457
'Access Panel clearance is required for service clearance to controls
"Suspend the heater so that the bottom is a minimum of 5'(1.5M)above the floor.
L Rear clearance is required for air movement.Rear clearance should be measured Iron the fan motor.
5
• I t
THROW/FLOOR COVERAGE
"I "Height measured from the floor to the bottom of the unit heater.
"Point where heated air from the heater reaches the floor.
V Point where heated air tends to rise from the floor.
^ r Pointwhere the air velocity drops below 50 feet per minute(254 mm/sec).
H
X >l
Y
- Z
Dimensions in Feet
Size 30 45 60 75 100 125 160
Mounting X Y Z Lvr. X Y Z Lvr' X Y Z Lvr' X Y Z Lvr' X Y Z LW. X Y Z Lvr. X Y Z Lvr'
Height Angle Angle Angle Angle Angle Angle Angle
5 6 14 30 -21° 7 16 40 -20° 8 18 45 -16° 9 20 57 -14° 9 20 59 -18° 10 22 65 -14° - -- -- --
8 7 13 26 -39° 9 16 37 -34° 10 18 42 -29° 12 22 54 -25° 11 21 56 -28° 12 23 63 -24° 13 24 73 -26°
10 6 11 22 -52° 9 15 33 -43° 10 17 39 -37° 12 22 52 -32° 12 20 52 -36° 13 24 60 -30° 14 24 69 -32°
12 -- -- - -- 8 12 27 -55° 10 16 34 -46° 12 21 48 -39° 11 19 47 -44° 14 23 57 -36° 14 24 64 -39°
14 -- -- -- -- -- -- -- -- 9 14 29 -56° 12 19 44 -46° 11 17 42 -51° 14 22 53 -43° 14 22 59 -45°
16 -- -- -- -- -- -- -- -- -- -- -- -- 11 17 38 -54° 10 14 34 -58° 13 20 47 -50° 13 20 53 -51°
Size 175 200 225 250 300 350 400
Mounting X Y Z Lvr. X Y Z Lvr' X Y Z Lvr. X Y Z Lvr. X Y Z Lvr- X Y Z Lvr' X Y Z Lvr.
Height Angle Angle Angle Angle Angle Angle Angle
8 15 28 90 -22° 16 30 93 -20° 14 27 86 -24° 16 29 93 -21° 15 28 94 -24° 17 31 105 -20° 18 34 113 -17°
10 17 29 87 -27° 17 31 91 -25° 15 27 82 -30° 17 30 90 -26° 16 28 89 -29° 18 32 103 -25° 20 35 110 -21°
12 18 29 84 -32° 18 31 88 -30° 16 27 78 -35° 18 30 87 -31° 17 28 85 -34° 19 32 98 -30° 21 36 108 -25°
14 18 28 79 -37° 19 30 84 -34° 16 26 73 -41° 18 30 83 -36° 17 27 80 -40° 20 32 95 -34° 23 35 105 -29°
16 18 27 74 -42° 19 29 79 -39° 16 24 67 -47° 19 28 78 -41° 17 25 74 -45° 21 31 90 -38° 23 35 101 -33°
18 17 26 68 -48° 19 28 74 -44° 14 22 60 -53° 18 27 72 -46° 16 24 66 -51° 20 30 85 -43° 23 35 97 -37°
Dimensions in Meters
Size 30 45 60 75 100 125 150
Mounting X Y Z Lvr. X Y Z Lvr. X Y Z Lvr. X Y Z Lvr. X Y Z Lvr. X Y Z Lvr. X Y Z Lvr.
Height Angle Angle Angle Angle Angle Angle Angle
1.6 1.8 4.3 9.1 -21° 2.1 4.9 12.2 -20° 2.4 5.5 13.7 -16° 2.7 6.1 17.4 -14° 2.7 6.1 18.0 -18° 3.0 6.7 19.8 -14° -- - -- --
2.4 2.1 4.0 7.9 -39° 2.7 4.9 11.3 -34° 3.0 5.5 12.8 -29° 3.7 6.7 16.5 -25° 3.4 6.4 17.1 -28° 3.7 7.0 19.2 -24° 4.0 7.3 22.3 -26°
3.0 1.8 3.4 6.7 -52° 2.7 4.6 10.1 -43° 3.0 5.2 11.9 -37° 3.7 6.7 15.8 -32° 3.7 6.1 15.8 -36° 4.0 7.3 18.3 -30° 4.3 7.3 21.0 -32°
3.7 -- -- -- -- 2.4 3.7 8.2 -55° 3.0 4.9 10.4 -46° 3.7 6.4 14.6 -39° 3.4 5.8 14.3 -44° 4.3 7.0 17.4 -36° 4.3 7.3 19.5 -39°
4.3 -- -• -- -- -- -- -- -- 2.7 4.3 8.8 -56° 3.7 5.8 13.4 -46° 3.4 5.2 12.8 -51° 4.3 6.7 16.2 -43° 4.3 6.7 18.0 -45°
4.9 -- -- -- -- -- -- -- -- -- -- -- -- 3.4 5.2 11.6 -54° 3.0 4.3 10.4 -58° 4.0 6.1 14.3 -50° 4.0 6.1 16.2 -51°
Size 175 200 225 250 300 350 400
Mounting Lvr. Lvr. Lvr. Lvr. Lvr. Lvr. Lvr.
Height X Y Z Angle X Y Z Angle X Y Z Angle X Y Z Angle X Y Z Angle X Y Z Angie X Y Z Angle
2.4 4.6 8.5 27.4 -22° 4.9 9.1 28.3 -20° 4.3 8.2 26.2 -24° 4.9 8.8 28.3 -21° 4.6 8.5 28.7 -24° 5.2 9.4 32.0 -20° 5.5 10.4 34.4 -17°
3.0 5.2 8.8 26.5 -27° 5.2 9.4 27.7 -25° 4.6 8.2 25.0 -30° 5.2 9.1 27.4 -26° 4.9 8.5 27.1 -29° 5.5 9.8 31.4 -25° 6.1 10.7 33.5 -21°
3.7 5.5 8.8 25.6 -32° 5.5 9.4 26.8 -30° 4.9 8.2 23.8 -35° 5.5 9.1 26.5 -31° 5.2 8.5 25.9 -34° 5.8 9.8 29.9 -30° 6.4 11.0 32.9 -25°
4.3 5.5 8.5 24.1 -37° 5.8 9.1 25.6 -34° 4.9 7.9 22.3 -41° 5.5 9.1 25.3 -36° 5.2 8.2 24.4 -40° 6.1 9.8 29.0 -34° 7.0 10.7 32.0 -29°
4.9 5.5 8.2 22.6 -42° 5.8 8.8 24.1 -39° 4.9 7.3 20.4 -47° 5.8 8.5 23.8 -41° 5.2 7.6 22.6 -45° 6.4 9.4 27.4 -38° 7.0 10.7 30.8 -33°
5.5 5.2 7.9 20.7 -48° 5.8 8.5 22.6 -44° 4.3 6.7 18.3 -53° 5.5 8.2 21.9 -46° 4.9 7.3 20.1 -51° 6.1 9.1 25.9 -43° 7.0 10.7 29.6 -37°
Louver angle listed in the table is relative to the top of the unit heater.
- 6
t '
GENERAL INFORMATION
WARNING: Gas-fired appliances are not designed for use in hazardous
atmospheres containing flammable vapors or combustible dust, or atmospheres
containing chlorinated or halogenated hydrocarbons.
Installations in public garages or airplane hangars are permitted when in accordance with ANSI
2223.1 and NFPA 54 codes or CAN1-B149 and enforcing authorities.
FOR YOUR SAFETY
What to do if you smell gas:
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, immediately call your fire department.
FOR YOUR SAFETY
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any
other appliance.
WARNING: Improper installation, adjustment, alteration, service, or maintenance
can cause property damage, injury, or death. Read the installation, operation,
and maintenance instructions thoroughly before installing or servicing this
equipment.
Requirements for installation vary depending on the model of heater and the type of installation.
Follow the manufacturer's instructions and comply with all applicable codes.
7
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For complete catalog information including submittals, Note:In keeping with our policy of continuous
energy calculations,dimension drawings,and more go to product improvement, we reserve the right to alter,
www.ReznorHVAC.com or call 800-695-1901. at any time, the design,construction,dimensions,
weights, etc., of equipment information shown here.
®2021 Nortek Global HVAC,LLC.
Reznor is a registered trademark of Nortek Global HVAC,LLC.All other trademarks are the property of their respective owners.
All rights Reserved.Printed In U.S.A. R E Z 141 0 R®
652F-0521(Replaces 652F-0321)