Submittal Sheet

Printed in the U.S.A.
Form No. PL81401081002-11/10-10Ms
Ratings
Specifications
1. First flow ratings are based on 58°F inlet water, 135°F hot water and 180°F boiler supply water.
2. The above ratings were obtained at the boiler outputs (in MBtu/hr.) shown in column (4) at the boiler water flow rates (in GPM) shown in
column (5). Other results will be obtained under different conditions.
* Note: The AL119SL utilizes a side mounted coil that is shipped separately.
Model
Number
Maximum
First Hour Rating at
135°F (gal./hr.)
Continuous Draw
Rating at 135°F
(gal./hr.)
Standby
Loss
(°F/hr.)
Minimum
Boiler Output
(MBtu/hr.)
Boiler Water
Flow Rate
(gal./min.)
Pressure Drop
through Coil
(ft. w.c.)
AL27SL
AL35SL
AL50SL
AL70SL
AL119SL*
192
200
225
294
339
162
162
171
217
235
0.97
0.72
0.56
0.45
0.39
99
99
110
120
149
6
6
6
6
14
9.0
9.0
9.5
10.0
17.0
Model
Number
Storage
Capacity
(gal.)
Height
Dim. ‘A’
(in.)
Diameter
Dim. ‘C’
(in.)
Maximum Allowable
Working Pressure
Approximate
Shipping
Weight
(lbs.)
AL27SL
AL35SL
AL50SL
AL70SL
AL119SL
27
35
50
70
119
39-1/4
39-1/4
40-3/4
45-3/4
67-3/4
20
22-3/4
26
28
28
150 PSI
150 PSI
150 PSI
150 PSI
150 PSI
170
198
248
300
480
Alliance 27, 35, 50 & 70
The AL119SL uses 1.0”M coil connections
for input/ouput to boiler and 3/4”M for hot
water inlet/outlet on side of tank.
© 2010 U.S. Boiler Company, Inc. - Lancaster, PA
Phone: [phone] • www.usboiler.burnham.com