Dura-Hoist Helical/Worm Gear Series – 4771

4771
4771
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Dura-Hoist Helical/Worm Gear Series – 4771

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See specifications below.

Description

Anchor your operation with the reliability of Dura-Hoist. With solid construction, internal lubrication and pendant control, the only thing you won’t need is worry.

QUICK FACTS

  • Capacity: 907kg
  • Machine cut gears
  • Enclosed oil bath
  • Internal mechanical brake
  • Cast aluminum
  • Ball bearings
  • Large diameter drums
  • Mounting options
  • 2-Year Limited Warranty

FEATURES

Standard 230-volt single-phase motor includes power cord with grounded plug and a momentary contact-type push button pendant control on a control cord.

Rugged work site durability in a lightweight package.

Bronze gearing provides accurate, high efficiency operation and long lasting service.

Gears operate with continuous lubrication to minimize wear. Oil seals keep oil in and dirt out.

Internal mechanical brake provides positive load control for lifting and lowering operations.

Bearings are self-aligning and provide smooth and efficient operation.

Minimise wear to extend wire rope life.

Designed with a 4 inch drum for tight fleet angle installations.

Durable paint finish combined with trivalent zinc plating protects against corrosion in harsh environments.

Industry-leading two-year limited warranty on all our products.

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    Code Motor Description Motor HP Load Rating Wire Rope Dia.1 Line Speed Drum Capacity1 Approx Ship Weight
    1st Layer Mid Drum Full Drum 1st Layer Full Drum 1st Layer Mid Drum Full Drum
    (kg) (kg) (kg) (in) (mpm) (mpm) (m) (m) (m) (kg)
    47712 230/1/50 VAC – 1.8m pendant 1.3 907 680 544 5/16 3.9 6.7 3.9 12.1 27.4 40
    1 Actual drum capacities may be 25-30% less due to the nonuniform winding. Tension in wire rope will also affect drum capacity.
    2 Motor includes an 2.4m power cord with grounded plug and a push button pendant control 1.8m cord.
    Please refer to the Technical Document for other Models specifications.

     Code A B C H K L P Q S (Hole Dia.)
    mm mm mm mm mm mm mm mm mm
    4771 365.25 225.04 90.17 443.23 171.45 160.27 144.78 54.86 8.63
    Please refer to the Technical Document for other Models dimensions.
    Standard Description
    ISO 9001:2015 Quality Management Systems
    2006/42/EC Machinery Directive
    ASME B30.7 Safety Standard for Winches

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