A.O. Smith BTI-80 사용자 설명서
2
FOREWORD
The design of models BTI-80 and 100 comply with the latest version of
ANSI Z21.10.3/CSA 4.3 as automatic storage or automatic circulating tank
type water heaters.
ANSI Z21.10.3/CSA 4.3 as automatic storage or automatic circulating tank
type water heaters.
Installation diagrams are found in this manual. These diagrams will serve
to provide the installer with a reference for the materials and method of
piping necessary. It is highly essential that all water and gas piping be
installed as shown on the diagrams.
to provide the installer with a reference for the materials and method of
piping necessary. It is highly essential that all water and gas piping be
installed as shown on the diagrams.
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.
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.
ROUGH-IN DIMENSIONS
FIGURE 1
The installation must conform to these instructions and the local code
authority having jurisdiction.
authority having jurisdiction.
In the absence of local codes, the installation must comply with the following:
In the United States:
National Fuel Gas Code, ANSI Z223.1 / NFPA 54 and the National Electric
Code, NFPA 70;
Code, NFPA 70;
In Canada:
Installation Code CAN/CSA B149.1-00 and the Canadian Electric Code CSA
C22.1.
C22.1.
These are available from Canadian Standards Association, 8501 East
Pleasant Valley Road, Cleveland, OH 44131 or National Fire Protection
Association, 1 Batterymarch Park, Quincy, MA 02269.
Pleasant Valley Road, Cleveland, OH 44131 or National Fire Protection
Association, 1 Batterymarch Park, Quincy, MA 02269.
*INSTALL IN ACCORDANCE WITH LOCAL CODES
TOP VIEW
TABLE 1, DIMENSIONS
A
B
C
D
E
F
G
H
J
K
L
M
MODEL
In.
mm
In.
mm
In.
mm
In.
mm
In.
mm In. mm
In. mm In. mm In. mm In. mm In. mm
In.
mm
BTI-80
66 5/16 1684 58 1/2 1486 29 5/8 753 25 3/8 645 17 1/4
438 4 102 14
356 16 406 1 1/4 32 1
25 1/2 13 11 15/16 303
BTI-100 71 1/4
1810 66 1/2 1689 30 3/4 781 26 1/2 673 17 1/4
438 4 102 14 1/2 368 16 406 1 1/4 32 1 1/4 32 1/2 13 11 15/16 303
TABLE 3, GAS AND ELECTRICAL CHARACTERISTICS
Manifold Pressure
Electrical Characteristics
MODEL
Type of Gas
Inches W.C.
kPa
Volts/Hz
Amperes
BTI (80, 100)
Natural Gas
3.5
0.87
120/60
<5
All Models:Maximum supply pressure = 14.0 in. W.C. (3.48 kPa)
Minimum supply pressure, Natural gas = 4.5 in. W.C. (1.12 kPa), Propane gas = 11.0 in. W.C. (2.74 kPa).
Minimum pressures must be maintained under both load and no load (static and dynamic) conditions.
Minimum pressures must be maintained under both load and no load (static and dynamic) conditions.
TABLE 2, RECOVERY CAPACITIES (based on 80% thermal efficiency)
U.S. Gallons/Hr and Litres/Hr at TEMPERATURE RISE INDICATED
INPUT
F°
30F° 36F° 40F° 50F° 54F° 60F° 70°F° 72F° 80F° 90F° 100F° 108F° 110F° 120F° 126F° 130F° 140F°
MODEL BTUH
KW
C°
17C° 20C° 23C° 28C° 30C° 33C° 39C° 40C° 44C° 50C° 56C° 60C° 61C° 67C° 70C°
72C° 78C°
BTI-80
76,500
GPH
247
206
185
148
137
124
106
103
93
82
74
68
67
62
59
57
53
22.4 LPH
931
779
700
560
518
469
401
389
352
310
280
257
253
234
223
215
200
BTI-100 90,000
GPH
291
242
218
175
162
145
125
121
109
97
87
81
79
73
69
67
62
26.4 LPH
1104
915
825
662
613
548
473
457
412
367
329
306
299
276
261
253
234
Recovery capacity based on 80% thermal efficiency.