Installation & Operation Manual│ FTG62.0 SPECIFICATIONSTable 2-1 General SpecificationsDESCRIPTION FTG 600 FTG 800 FTG 1200 FTG 1400 FTG 2000 FTG 2200 FTG 2400Gas Connection(inches, NPT) 1 1-1/4 1-1/2Water Inlet(inches, groove-joint) 3Water Outlet(inches, groove-joint) 2 3Exhaust VentConnection (inches) 6 8Air-inlet Connection(inches) 6 8Overall Height(inches) 68-1/2 64-3/8Overall Width(inches) 33-7/8Overall Depth(inches) 38-3/8 54 70Approximate Weightwith water (lb.) 930 1500 2140Water Content(gallons) 17 34 51Electrical Rating 120V / 1Ph / 60Hz / less than 12A (Note 1) (Note 2) (Note 3)Notes:1 FTG 2000 electrical rating is 120V / 1Ph / 60Hz / less than 16A.2 FTG 2200 electrical rating is 208V / 3Ph / 60Hz / less than 16A.3 FTG 2400 electrical rating is 240V / 3Ph / 60Hz / less than 16A.Table 2-2 Boiler Performance SpecificationsDESCRIPTION FTG 600 FTG 800 FTG 1200 FTG 1400 FTG 2000 FTG 2200 FTG 2400CSA InputModulation (MBH)1 80 - 600 80 - 800 120-1200 140-1400 235-2000 235-2200 235-2350DOE HeatingCapacity (MBH)1,2 576 760 1153 1344 1920 2103 2237Net I=B=R Rating(MBH)1,2 500 660 1003 1169 1670 1829 1945CombustionEfficiency (%)2 97 96 96.2 96 96.1 95.7 95.3ThermalEfficiency (%)2 96 95 96.1 96 96 95.6 95.2Notes:1 Listed Input and Output ratings are at Sea Level. Numbers will be lower with altitudes greater than 2000 feet.2 Based on standard test procedures prescribed by the U.S. Department of Energy. Ratings have been confirmed by AHRI.