WR Wire Rope Hoists
Coffing® WR Wire Rope Hoists incorporate the high performance engineering of the Coffing® brand with additional advantages of wire rope.
- Mechanical load brake
- Motor brake
- Overload protection as standard
CAPACITIES & LIFT
Rated loads from 1/2 to 5 tons, with lifts from 15 ft. to 70 ft. based on models. Standard push button drop is 4 ft. less than lift.
VOLTAGES & MOTOR OPTIONS
115/230 (single phase); 230/460, 208, 220/380, 575 (three phase) 60 hertz or 50 hertz. Two-speed motors available (3 to 1 speed ratio).
WR Models are available with 2-part standard; 4-part standard; True Vertical Lift; and Low Headroom options.
Hoist can be Lug, Plain, Geared, or Motorized Trolley mounted.
ADJUSTABLE LIMIT SWITCH
Regulate upper and lower load travel. Stainless steel and brass components provide exceptional repeatability and positioning.
OIL BATH TRANSMISSION
Gears are precision machined of alloy steel and run in an oil bath for longer, quieter operation.
SMALL FRAME DESIGN
Features housings of cast aluminum alloy construction for minimum weight. Engineered and designed for use with motors up to 1 HP.
LARGE FRAME DESIGN
Features load bearing housings of ductile iron construction for maximum strength. Non-load bearing housings of cast aluminum alloy for minimum weight. Engineered and designed for use with higher torque 2 and 3 HP three phase motors.
MACHINED STEEL DRUM
Precision grooves are machined to a depth 50% of the wire rope diameter.
Under-the-cover Variable Frequency Drives offer In-field, instant programming - from infinitely variable (12:1 speed ratio) to any intermediate, predetermined speed range. VFD's can also be externally mounted to Motorized Trolley Units.