4545-—-D Burners (1.3 capacity) — Specifi cations
Sheet 4545-2
CAUTION: Air and gas pipe sizes
may be undersized for these increased fi ring rates, so pressure drops should be checked carefully.
SUGGESTION: Avoid diffi
culty by adding the oversized air fl anges listed below.
Burner
Air
Air
Excess air
Flame length
a
"J"
b
designation
pressure
capacity
without pilot
(natural gas)
dimension
4545-7-D
1 osi
8,525 cfh
490%
3.0 ft
83⁄16
"
4
17,050
450
4.0
8
24,100
450
5.0
16
34,100
450
5.0
4545-8-AD
1
13,800
1900
4.0
c
4
27,600
2400
5.0
8
39,000
730
5.5
16
55,200
180
6.0
4545-8-BD
1
22,100
730
5.0
109⁄16
"
4
44,200
300
6.0
8
62,500
300
8.0
16
88,400
250
8.0
4545-9-D
‡ 1
40,250
500
—
115⁄8
"
4
80,500
—
—
8
114,000
800
—
16
161,000
200
—
‡ 4545-9-D only: Gas pressure at burner must be 80% of air pressure. Bleeders cannot be used.
PARTS
All parts except orifi ce plate and oversize air fl ange (if specifi ed) are the same as for standard 4545 Burners.
Oversize
fl anges are specifi ed as 4545-—DOF.
Part name
4545-7-D
4545-8-AD
4545-8-BD
4545-9-D
Orifi ce plate
4-5881-1 4-5882-1 4-5883-1 4-5880-1
Oversize air fl ange (OF)
8765-8
7-D
c
OB4-1033-1
d
OB4-1034-1
d
(one pipe size larger
than standard)
ORDER MUST SPECIFY:
1 - Complete burner designation.
2 - Standard or oversize air fl ange (select one).
3 - Ground rod(s), if required (see Bulletin 4545).
For example:
4545-7-DOF burner, with 8765-8
7-D oversize air fl ange, and ground rod.
a
With correct air/gas ratio, open cold furnace.
b
See Dimensions 4545.
c
An oversize fl ange is not required for 4545-8-AD.
d
SW Slip-on or Weld type.
Cop
yr
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es - All r
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ved | Shee
t 8484-1 01/01
WARNING:
Situations dangerous to personnel and property may exist with the operation and maintenance of any combustion equipment. The presence of fuels, oxidants, hot and cold combustion products, hot
surfaces, electrical power in control and ignition circuits, etc., are inherent with any combustion application. Components in combustion systems may exceed 160°F (71°C) surface temperatures and present hot
surface contact hazard. Fives North American Combustion, Inc. suggests the use of combustion systems that are in compliance with all Safety Codes, Standards, Regulations and Directives; and care in operation.
Fives North American Combustion, Inc.
4455 East 71st Street - Cleveland, OH 44105 - USA
www.fi vesgroup.com
CONTACT
fna.sales@fi vesgroup.com
T +1 800 626 3477 - F +1 216 373 4237
ENERG
Y | C
OMBUSITION
