Application Table - Indirect Hot Water Tank Sizing - UTICA BOILERS MAHF-100 Manual

APPLICATION TABLE - INDIRECT HOT WATER TANK SIZING

Max. First
Hour Rating
Model
Gal/Hr. @
140 F 115 F 140 F
H20I30 176
H2OI40 193
H2OI40L 186
H2OI50 196
H20I60 231
H20I60L 211
H2OI80 241
H2OI115 291
High Output Units 60HO, 80HO, and 115HO
H2OI60HO 353
H2OI80HO 366
H2OI80HOC 386
H2OI15HO 413
H2OI115HOC 423
Extra High Output Units 85XHO and 115XHO
H2OI85XHOC 649
H2OI115XHOC 674
Notes:
176 °F Boiler Supply Water Temperature, AHRI Conditions -50 °F Inlet
Water @ 240 GPH Flow Rate.
HEATING ONLY BOILERS 100, 125, 165
Continuous
Rating
Gal/Hr @
115 F
233 149 206
254 157 218
251 150 215
254 151 231
298 177 244
272 157 218
306 169 234
363 188 260
468 299 414
479 294 407
507 314 435
532 310 429
545 320 442
868 571 790
893 571 790
Boiler Output
Needed For
Maximum
Performance
(BTU/Hr)
112,000
118,000
116,000
125,000
132,000
118,000
127,000
141,000
221,000
220,000
236,000
232,000
240,000
428,000
428,000
40
Boiler
Pressure
Water Flow
Through
Through Coil
Coil
Gal/Min (Ft. Water)
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
14.0
21.0
14.0
21.0
28.0
28.0
PN 240012875 REV. C [10/01/2021]
Drop
5.7
5.9
5.6
6.2
6.4
5.9
6.2
6.7
10.5
10.3
15.8
10.8
16.7
13.0
13.0