Dunkirk H2OI Single Coil Stainless Steel Indirect Water Heaters - Manual (Page 8)

8
Model
Max. First
Hour Rating
Continuous
Rating
Boiler Output
Needed
Boiler Water
Flow Through
Coil
Pressure
Drop
Through Coil
Gal/Hr. @ Gal/Hr @
(BTU/Hr) Gal/Min (Ft. Water)
140 F 115 F 140 F 115 F
H20I30 202 269 175 242 131,250 14.0 5.3
H2OI40 221 292 185 256 138,670 14.0 5.7
H2OI40L 212 251 176 215 132,000 14.0 5.3
H2OI50 223 291 178 246 133,280 14.0 6.0
H20I60 262 342 208 288 155,700 14.0 6.2
H20I60L 239 310 185 256 138,570 14.0 5.7
H2OI80 271 248 199 276 149,390 14.0 6.0
H2OI115 324 409 221 306 165,750 14.0 6.6
High Output Units 60-HO, 80-HO, and 15-HO
H2OI60HO 406 541 352 478 263,600 14.0 10.1
H2OI80HO 418 551 346 479 259,340 14.0 9.9
H2OI80HOC 442 584 370 512 277,070 21.0 10.5
H2OI15HO 467 607 364 504 273,100 14.0 15.8
H2OI115HOC 479 623 376 520 281,800 21.0 16.7
Extra High Output Units 85-XHO and 115-XHO
H2OI85XHOC 738 992 660 914 495,000 28.0 13.0
H2OI115XHOC 763 1017 660 914 495,000 28.0 13.0
Table 2 - 200 deg F Boiler Supply Ratings
Table 3 - 180 deg F Boiler Supply Ratings
Model
Max. First
Hour Rating
Continuous
Rating
Boiler Output
Needed
Boiler Water
Flow Through
Coil
Pressure
Drop
Through Coil
Gal/Hr. @ Gal/Hr @
(BTU/Hr) Gal/Min (Ft. Water)
140 F 115 F 140 F 115 F
H20I30 176 233 149 206 111,560 14.0 5.3
H2OI40 193 254 157 218 117,870 14.0 5.7
H2OI40L 186 251 150 215 223,300 14.0 5.3
H2OI50 196 254 151 209 113,290 14.0 6.0
H20I60 231 298 177 244 132,340 14.0 6.2
H20I60L 211 272 157 218 117,785 14.0 5.7
H2OI80 241 306 169 234 126,980 14.0 6.0
H2OI115 291 363 188 260 140,890 14.0 6.6
High Output Units 60-HO, 80-HO, and 15-HO
H2OI60HO 353 468 299 414 224,200 14.0 10.1
H2OI80HO 366 479 294 407 220,440 14.0 9.9
H2OI80HOC 386 507 314 435 235,510 21.0 10.5
H2OI15HO 413 532 310 429 232,135 14.0 15.8
H2OI115HOC 423 545 320 442 239,530 21.0 16.7
Extra High Output Units 85-XHO and 115-XHO
H2OI85XHOC 649 868 571 790 428,000 28.0 13.0
H2OI115XHOC 674 893 571 790 428,000 28.0 13.0
NOTE: All ratings are based on 50 deg. F cold water inlet.