SERIES 477
HELICAL/WORM GEAR POWER WINCHES
Machine Cut Gears for accurate and    long lasting service.			Ball Bearings ensure smooth and    efficient operation.
Enclosed Oil Bath provides    continuous lubrication of gears to    minimize wear. Oil seals keep oil in    and dirt out.			Series 4777 is designed with a 4 inch    wide drum for tight fleet angle    installations.
			Accessory Options include limit    switches, cable pressure plates,    torque limiting controls, and manual     overrides.
Internal Mechanical Brake for   positive load control.
Cast Aluminum construction for    lightweight strength, with durable paint    finish to resist corrosion.
			Wire Rope sold separately.    (See bottom of page)
	Model 4771

Model 4771DC		Model 4771HY		Model 4771PN

DIMENSIONS

DRUM DIMENSIONS
Important: It is the owner's or operator's responsibility to determine the suitability of the equipment to its intended use. Study all applicable codes, manuals, and regulations. Be sure to read the Owner's Manual supplied with the equipment before operating it.
SERIES 477 - DRUM DIMENSIONS
model extension drum diameter flange diameter drum width fleet angle distance¹ 4771 3.00 in 6.00 in 6.00 in 10 ft 4771AC-1PH 3.00 in 6.00 in 6.00 in 10 ft 4771AC-1PH2 3.00 in 6.00 in 6.00 in 10 ft 4771AC-3PH 3.00 in 6.00 in 6.00 in 10 ft 4771DC 3.00 in 6.00 in 6.00 in 10 ft 4771PN 3.00 in 6.00 in 6.00 in 10 ft 4771HY 3.00 in 6.00 in 6.00 in 10 ft 4777 3.00 in 6.00 in 4.00 in 7 ft 4777DC 3.00 in 6.00 in 4.00 in 7 ft
Dimensions are for reference only and subject to change without notice.
¹ Recommended minimum distance between drum and lead sheave for smooth drum.

ELECTRIC MOTOR CONTROLS
		Single Speed Reversing Magnetic Controls for 1 and 3 phase motors up to 40 hp
		UL, IEC, or CSA Recognized components throughout.
		Steel Enclosure NEMA 4 rated (watertight) keeps dirt and water out.   Approved for most outdoor applications.
		Pendant Control Switch NEMA 4X rated (watertight), on 50 foot    cord, allows operator to stand away from winch during operation.    Pendant control is operated with momentary contact-type push buttons.   Cord lengths of less than 50 feet are available, please specify when   ordering.
		Reversing Contactor is electrically and mechanically interlocked to    deliver smooth reversing control.
When ordering please include the following: voltage and phase required, motor horsepower, pendant control cord length - up to 50 ft., and pendant control labeling - For/Rev or Up/Down.
		Thermal Overload Relay trips power OFF to protect motor from    overheating. Switch is manually reset.
		Fused Control Circuit powers pendant with 115 volt, 2 amp current    to help protect against high voltage shocks.
OPTIONS
Special current or horsepower ratings, special rated enclosures for explosive or harsh environments, soft start or soft stop controls, variable speed or multispeed controls, torque limiting controls, selector switches, power cord disconnects, and various panel mounted controls or pilot lights.		Wiring Diagram is supplied inside enclosure.
		Steel Mounting Bracket secures control box to winch.
		Variable Frequency Drives
		Variable frequency drive controls are available to provide accurate    positioning of loads, soft starts and soft stops, and overload protection.
		For 3 phase 230 VAC and 460 VAC motors from 1 to 5 hp.
		For 3 phase 230 VAC motors from 1 to 30 hp.
		For 3 phase 460 VAC motors from 1 to 60 hp.

WIRE ROPE
			How to Order Wire Rope
			The breaking strength of new wire rope should be 5 times the size of the largest load for lifting applications, and 3 times the size of the largest load for pulling applications. Contact a reputable wire rope supplier for more information.

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