User Guide

8 Performance data
Table 8A AHRI Chart
• These ratings were obtained with a heat source output and heat source flow rate as listed in the chart using the parameters of the
Domestic Cold Water Inlet at 58°F, Domestic Temperature Rise of 77°F, and a Boiler Temperature Output of 180°F. Other results
will be obtained under different conditions.
Indirect Water Heater
Indirect
Water
Heater
Model
Number
Potable
Water
Volume
Gal.
Heat Source
Water
Volume
Gal.
Standby
Heat Loss
F/hr
Continuous
Draw Rating
Gal/hr
First Hour
Rating Gal/
hr
Minimum Heat
Output Rate
from
Heat Source
Btu/hr
Minimum
Heat Source
Flow Rate
GPM
Tank Heat
Source
Friction Loss
Feet W.C.
GIT040
40 1.6 1 137 167 96,000 14 5.7
GIT050
50 1.9 1.3 182 227 132,000 14 5.8
GIT080
70 2.4 1.2 262 319 175,000 14 8.9
GIT119
115 2.8 0.5 294 389 197,000 14 11
18
Glass Lined Indirect Water Heater Installation & Operation Manual