Ace Hoist Limit Switches
Rotary geared control circuit, upper and lower limit
switch, automatically de-energizing hoist drive at field set extremities of
hook travel, plus a weight-operated control circuit upper limit switch.
Ace Hoist Motor
Foot-mounted, totally enclosed, 60-minute Class H
minimum insulation. Directly connected to hoist reducer via gear
Ace Trolley Drive
Continuous duty, Class F motor with DC disc brake
and helical gear reducer mounted on axle.
Ace Trolley Wheels
Precision, 1060 steel, double flange with hardened
treads and flanges to 320 Brinell. Double spherical, roller-type
bearings in modified MCB capsules.
Fabricated steel all-welded construction, supported
on anti-friction bearings and furnished complete with left and right hand
grooving for a true vertical plumb hook lift
Ace Hoist Electric Brake
Foot-mounted, self aligning floating shoe, 150%
minimum, torque-rated, shoe-type electric motor brake. Brake wheel
is mounted on reducer input shaft.
Fabricated steel, all-welded frame, precision bored
to ensure consistent true tracking cross bridge operation. Heavy
ribbed plate decking provides support of main Hoist-Trolley components.
Upper sheave nest is serviceable from top side of main machinery deck.
Rubber bumpers included on all four corners of trolley.
Ace Hook Block
All fabricated, steel enclosed housing for maximum
safety, with high carbon steel heat-treated 320 Brinell sheaves and roller
bearings, forged steel hook with latch
Ace Hoist Gear Reducer
Fabricated steel, horizontally-split housing
with through heat-treated (40-45 Rc) alloy steel gearing and roller type
bearing mounted in cartridges. Weston type mechanical load brake up to
50 hp. Ace family of reducers vary from 30 to 1500 hp.