Description Overview Design: High efficiency 3-pass dryback Capacity: 200 boiler hp Heating surface: 5 square ft. per boiler hp Max. output: 3,129 kgs per hour Specifications Pressure: 150 psi steam Gas input (cfh): 8,400 max Electrical: All voltages, 3-phase Length: 227 inches Width: 78 inches Height: 87 inches Burner and Controls Burner models: Webster JB series Burner listing: UL and CSD-1 Modulation: Full modulation Flame control: Honeywell RM7800 Primary lwco: MM 157-SRL Aux lwco: MM RS-1-BR-1 Lwco relay: Warrick 26MB1A0E Casing Polished stainless Connection Sizes Steam: 4” 300# flange Stack: 14.5” flange Blowdown/drain: 1.5” npt Feedwater: 1.5” npt Surface blow: 1.5” npt