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ROUGH-IN-DIMENSIONS
Input
Approx.
Rate
Model
Btuh
SBD 30 150 150,000 NAT
44 kW/Hr. NAT 121 Litres
SBD 30 150
150,000 LP
44 kW/Hr. LP
121 Litres
SBD 30 199 199,900 NAT
59 kW/Hr. NAT 121 Litres
SBD 30 199
182,000 LP
53 kW/Hr. LP
121 Litres
FOREWORD
These designs comply with ANSI Z21.10.3 as a Booster type
water heater.
Detailed installation diagrams are found in this manual. These
diagrams will serve to provide the installer with a reference for
the materials and methods of piping necessary. It is highly
essential that all water, gas piping and wiring be installed as
shown on the diagrams.
Particular attention should be given to the installation of
thermometers at the locations indicated on the diagrams as
these are necessary for checking the proper functioning of the
heater.
The heater is designed to operate on natural gas.
TABLE 1 - HEATER PERFORMANCE DATA
RECOVERY RATING CAPACITIES (GPH) AT TEMPERATURE RISE SHOWN
Tank
Approx.
F
20°F 30°F 40°F
Cap.
Eff. %
C
11°C 17°C 22°C 28°C 33°C 39°C 44°C 50°C 56°C 61°C
32 Gal
80
GPH
727
LPH
2752 1836 1378 1102
32 Gal
80
GPH
727
LPH
2752 1836 1378 1102
32 Gal
80
GPH
969
LPH
3668 2445 1836 1469 1223 1049 916
32 Gal
80
GPH
882
LPH
3339 2226 1669 1336 1113 954
50°F 60°F 70°F 80°F 90°F 100°F 110°F 120°F 130°F 140°F
485
364
291
242
208
916
787
485
364
291
242
208
916
787
646
485
388
323
277
588
441
353
294
252
These heaters may be installed on combustible floors.
In addition to these instructions, the equipment shall be installed
in accordance with those installation regulations in force in the
local area where the installation is to be made. These shall be
carefully followed in all cases. Authorities having jurisdiction
should be consulted before installations are made.
The installation must conform to these instructions and the local
code authority having jurisdiction. In the absence of local codes,
the installation must comply with the latest editions of the
National Fuel Gas Code, ANSI Z223.1/NFPA 54 and the National
Electrical Code, NFPA 70, documents are available from the
National Fire Protection Association, 1 Batterymarch Park, Quincy,
MA 02269.
2
67°C
182
162
145
132
121
689
613
549
500
458
182
162
145
132
121
689
613
549
500
458
242
215
194
176
162
814
734
666
613
221
196
177
160
147
837
742
670
606
557
72°C 78°C
112
104
424
394
112
104
424
394
149
139
564
526
136
126
515
477
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