DECKMASTER
5.0
REDUCTION GEAR BOX
Fairfield Torque Hub No. S6A1-33-32
Ratio : 32.31:1
Efficiency: hGB =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: hGS = 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
