Dunkirk < Products < Cast Iron Series < D247 Series Water or Steam

Main Info    |    Ratings and Specifications D247 Series Right- and Left-End Tappings Data OPENING SIZE STEAM WATER A 4" Supply Supply B 4" Return Return C ½" Low-Water Cutoff and/or Guage Glass Plugged D 1" Low-Water Cutoff & Feeder Combination Plugged or Low-Water Cutoff E 1 ½" Drain Left Side Drain Left Side E ¾" Drain Right Side Drain Right Side F ½" Plugged or Pressure Control Limit Control on Control End of Boiler Pressure/Temp. Gauge on Opposite End of Boiler D247 Series Ratings and Capacities AGA* INPUT AGA* OUTPUT NET I=B=R RATINGS* CHIMNEY SIZE # FLUE OUTLET NO. & SIZE WATER CAPACITY (Gallons) OPERATING WGT. LESS PIPING HORSE- POWER Gross Ouput** PRESSURE DROP THRU WATER BOILER*** Btu Mbh Btu Mbh Steam Sq. Ft.* Steam Btu Mbh Water Btu Mbh I.D. X Ht. 8" 10" 12" Water Entire Boiler Steam to Water Line Steam Lbs. Water Lbs. GPM In. Water 300 240 750 180 209 8" X 20' 1     26 20 1022 1092 7.16 18.9 37.8 0.10 0.50 400 320 1000 240 278 10" X 20'   1   33 25 1238 1325 9.55 25.2 50.4 0.27 0.86 500 400 1250 300 348 12" X 20'     1 40 30 1455 1559 11.94 31.5 63.0 0.40 1.20 600 480 1500 360 417 12" X 20' 2     46 35 1711 1832 14.33 37.8 75.6 0.50 1.70 700 560 1750 420 487 12" X 20' 1 1   52 40 1933 2070 16.72 44.1 88.2 0.70 2.50 800 640 2000 480 557 14" X 20'   2   58 45 2155 2308 19.10 50.4 100.8 0.88 2.90 900 720 2250 540 626 14" X 20'   1 1 65 50 2376 2526 21.49 56.7 113.4 1.10 3.80 1000 800 2500 600 696 14" X 20'     2 71 55 2588 2775 23.88 63.0 126.0 1.30 4.00 1100 880 2750 660 765 16" X 20' 1 2   78 60 2845 3048 26.27 69.3 138.6 1.50 5.00 1200 960 3000 720 835 16" X 20'   3   84 65 3085 3305 28.66 75.6 151.2 1.80 6.00 1300 1040 3250 780 904 16" X 20' 1   2 91 70 3279 3515 31.04 81.9 163.8 2.00 5.60 1400 1120 3500 840 974 18" X 20'   1 2 97 75 3545 3815 33.43 88.2 176.4 2.40 7.00 1500 1200 3750 900 1043 18" X 20'     3 104 80 3813 4063 35.82 94.5 189.0 2.60 8.30 1600 1280 4008 962 1113 18" X 20'   4   110 85 4010 4312 38.21 100.8 201.0 2.80 9.60 1700 1360 4283 1028 1183 18" X 20' 1 1 2 117 90 4234 4554 40.60 107.1 214.2 3.15 10.30 1800 1440 4563 1095 1252 20" X 20'   2 2 123 95 4457 4795 42.99 113.4 226.8 3.50 11.00 1900 1520 4838 1161 1322 20" X 20'   1 3 130 100 4676 5028 45.37 119.7 239.4 4.00 12.50 2000 1600 5117 1228 1391 20" X 20'     4 136 105 4895 5261 47.76 126.0 252.0 4.50 14.00 2100 1680 5392 1294 1461 20" X 20' 2   3 143 110 5138 5523 50.15 132.3 264.6 4.95 16.00 2200 1760 5671 1361 1530 22" X 20'   3 2 149 115 5380 5784 52.54 138.6 277.2 5.40 18.00 2300 1840 5942 1426 1600 22" X 20'   2 3 156 120 5599 5967 54.93 144.9 289.8 5.70 17.00 2400 1920 6213 1491 1670 22" X 20'   1 4 162 125 5815 6149 57.31 151.2 302.4 6.00 19.00 2500 2000 6471 1553 1739 22" X 20'     5 169 130 6068 6507 59.70 157.5 315.0 8.00 20.50 2600 2080 6729 1615 1809 22" X 20' 2   4 175 135 6321 6865 62.09 163.8 327.6 7.00 22.00 2700 2160 6988 1677 1878 24" X 20' 1 1 4 182 140 6551 7075 64.48 170.1 340.2 7.50 24.00 2800 2240 7246 1739 1948 24" X 20'   2 4 188 145 6780 7285 66.87 176.4 352.8 8.00 26.00 2900 2320 7504 1801 2017 24" X 20'   1 5 195 150 7007 7511 69.25 182.75 365.5 8.50 27.50 3000 2400 7763 1863 2087 24" X 20'     6 201 155 7234 7737 71.64 189.1 378.2 9.00 29.00