REDUCTION GEAR BOX - TM-55-1930-209-14P-6

Table 2-3 MAXIMUM POWER AVAILABLE CONDITIONS

TM-55-1930-209-14P-6 Water Purification Barges (NSN 1930-01-234-2165) Chlorination System Manual
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DECKMASTER 5.0 REDUCTION GEAR BOX Fairfield Torque Hub No. S6A1-33-32 Ratio : 32.31:1 Efficiency: h_GB =0.95 Output Available Torque (Pulling) = (1899)(32.31)(0.95) = 58,289 in-lbs Output Available Torque (Braking) = (3800)(32.31)(0.95) = 116,639 in-lbs Output Speed = 419/32.31 = 12.97 RPM 6.0 REDUCTION GEAR SET Ratio: 12.066:1 Efficiency: h_GS= 0.95 Output Torque (Pulling) = 58 289(12.066) (0.95) = 668,149 in lbs Output Torque (Braking) = 116,639(12.066)(0.95) = 1,336,988 in-lbs Output Speed = 12.97/12.066 = 1.07 RPM 7.0 DRUM Holding Tension (Brake) @ 66.25 inch radius (mid layer) 1,366,998 = 66.25 = 20,181 lbs Pulling Tesnion @ 66.25 inch radius (mid layer) 668,149 = 66.25 = 10,085 lbs Line Speed @ 66.25 inch Radius = (1.07) (2p) (66.25/12) = 37.1 FPM 2-6

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