Cotta SN2057 High-Speed Transmission
Model SN2057 is a foot mounted high speed transmission designed for test stand use. This model has a stub input shaft and output shaft. It has double increasing stages of helical, carburized and precision ground gears. The bearings are antifriction. The case is stress relieved fabricated steel.
CAPACITY: 350HP, nominal
MAXIMUM OUTPUT SPEED: 50,000 RPM
MAXIMUM INPUT SPEED 6,000 RPM
RATIOS: 8.50, 11.96 (Contact Cotta for other available ratios)
INPUT SHAFT: 1.875 diameter with 1/2 X 1/4 keyway.
OUTPUT: 18 spline DIN STD 5480, 20.0 MM
CENTER DISTANCE: 14.131”
DIRECTION OF ROTATION: Bi-rotational—output rotation is the same as input rotation.
ACCEL/DECEL RATE: 2000 RPM/second referred to the output shaft.
LUBRICATION REQUIREMENT: Separate motor driven lube pump furnishing oil spray at gear meshes and bearings Filter and oil level gauge Use Velocite #10 oil Oil sump is in case.
COOLING: Water to oil heat exchanger with modulating water control valve.
ACCESSORIES: Temperature/pressure switch.
OPTIONS: AND type output pads stub shafts. Changeable output ratios.
WEIGHT: 1650 lbs.