3
RATINGS, DATA, AND DIMENSIONS
STANDARD EQUIPMENT:
Crated boiler, flush jacket, oil burner, target wall/liner, ASME relief valve, steam
water level gauge, steam pressure gauge, steam pressure control, mechanical low water cut-off, drain
valve, wiring harness, burner electric disconnect, plastic cover, 2" supply tapping, 1½" return tapping, skim
port, and primary control.
(NOTE: For tankless heater units, add tankless hot water coil, and 4006 limit
control.)
TANKLESS WATER HEATER CAPACITIES
To Water
Line
To
LWCO
Line
KSB0365
0.65
L-24
Available on request
11
8
KSB3100
1.00
L-24
4.5
11
8
KSB4125
1.25
L-24
4.5
13
9
KSB4150
1.50
L-24
4.5
13
9
KSB5175
1.75
L-24
5.0
15
10
KSB5200
2.00
L-24
5.0
15
10
KSB6225
2.25
L-24
5.0
17
11
KSB7275
2.75
L-24
5.0
19
12
Boiler Water
Boiler
Model
Number
Firing
Rate
G.P.H.
Tankless
Heater
Number
Tankless Heater
Capacity
Intermittent Draw
G.P.M.
DIMENSIONS (See FIG. A)
Length of
Flush Jacket
Front of Jacket
to Center Line of
Flue Outlet
Flue Outlet
Diameter
-A-
-B-
-C-
KSB-3S
16.375"
6.5"
6.0"
KSB-4S
20.25"
8.5"
6.0"
KSB-5S
23.875"
10.25"
7.0"
KSB-6S
27.5"
8.3125"
8.0"
KSB-7S
31.125"
8.3125"
8.0"
Boiler
No.
G.P.H.
MBH
(4)
Steam
MBH
Sq. Ft.
Steam
Water
MBH
Round
Square
KSB0365
0.65
91
78
59
246
68
6
8x8x15
140
.60 80B
84
KSB3100
1.00
140
116
87
363
101
6
8x8x15
140
.85 80B
81.5
KSB4125
1.25
175
145
109
454
126
7
8x8x15
140
1.10 80B
82.5
KSB4150
1.50
210
170
128
533
148
7
8x8x15
140
1.25 80B
81
KSB5175
1.75
245
202
152
633
176
8
8x8x15
140
1.50 80B H
83
KSB5200
2.00
280
227
170
708
197
8
8x8x15
140
1.75 70B H
82
KSB6225
2.25
315
251
188
783
218.3
8
8x12x15
140
2.00 45B
-
KSB7275
2.75
385
307
230
958
267.1
8
8x12x15
140
2.25 45B
-
8. The MEA num ber for the AFG Beckett Burner used in the KSB series is 213-83-E.
Boiler
Model
Number
(1)
I=B=R Oil Burner
Input
(2)
D.O.E.
Heating
Capacity
MBH
(4)
I=B=R Net Ratings
(3)(4)
Min. Natural Draft
Chimney Size
Pump
Pressure
PSI
Nozzle
Furnished
140PSIG
(5)
A.F.U.E.
Rating
4. For altitudes above 2,000 ft. ratings maybe reduced at the rate of 4% for every 1,000 ft. above sea level.
5. Nozzle sizes with an H designation are Hago brand, all others are Delevan.
6. The electrical service is 120 Volts, 15 Amps, 60 Hz.
7. The MEA num ber for the KSB series is 182-86E.
NOTES:
1. Add suffix "T" to denote boiler with tankless heater.
2. I=B=R burner capacity is based on an oil heating value of 140,000 Btu/gal. and with 13% CO
2
.
3. Net ratings based on 170°F temperature in radiators and include 33% allowance for normal piping and pick-up load. Consult m anufacturer
for unusual piping and pick-up temperatures.
FIG. A