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SERIES 477

HELICAL/WORM GEAR POWER WINCHES

Machine Cut Gears for accurate
    and long lasting service.
series 477 helical worm gear power winches Series 4777 is designed with a
    4 inch wide drum for tight fleet
    angle installations.
Enclosed Oil Bath provides
   continuous lubrication of gears to
   minimize wear. Oil seals keep oil
    in and dirt out.
Accessory Options include
    limit switches, cable pressure
    plates, torque limiting controls,
    and manual overrides.
Internal Mechanical Brake for
  positive load control.
Large Diameter Drums minimize
   wear to the wire rope and help
   extend its life.
Cast Aluminum construction for
    lightweight strength, with durable
    paint finish to resist corrosion.
Mounting Options include floor,
   wall, or ceiling.
Ball Bearings ensure smooth and
   efficient operation.
Model 4771
Wire Rope sold separately.
   (See bottom of page)
series 477 helical worm gear power winches
series 477 helical worm gear power winches
series 477 helical worm gear power winches
Model 4771DC
Model 4771HY
Model 4771PN

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PRICING, CONFIGURATIONS AND PERFORMANCE CHARACTERISTICS FOR SERIES 477
All 115 VAC models include 8 ft power cord with grounded plug. Please specify voltage and
phase when ordering. Please order wire rope separately.
Model
number
Motor
description
Motor
hp
Amps
full
load
Load rating (lb) Wire
rope
dia.
(in)
Line speed
(fpm)
Drum capacity (ft)¹ Approx.
ship
wt.
(lb)
Price
1st
layer
Mid
drum
Full
drum
1st
layer
Full
drum
1st
layer
Mid
drum
Full
drum
4771 115/1/60 VAC - 6 ft pendant 1.2 16 2000 1500 1200 5/16 13 22 13 40 90 88 $2,236
4771AC-1PH¹ 115/1/60 VAC - less controls 1.2 16 2000 1500 1200 5/16 13 22 13 40 90 87 $2,155
4771AC-1PH2¹ 115/230/1/60 VAC - less controls 1.5 16/8 2000 1500 1200 5/16 13 22 13 40 90 115 $2,322
4771AC-3PH¹ 230/460/3/60 VAC - less controls 1.5 5/2.5 2000 1500 1200 5/16 13 22 13 40 90 111 $2,290
4771DC 12 VDC - with 10 ft pendant 1.0 100 2000 1500 1200 5/16 13 22 13 40 90 105 $3,005
4771PN pneumatic - less controls 1.2   2000 1500 1200 5/16 13 22 13 40 90 74 $2,387
4771HY hydraulic - less controls 2.3   2000 1500 1200 5/16 13 22 13 40 90 72 $2,698
4777 115/1/60 VAC - 6 ft pendant 1.2 16 2000 1500 1200 5/16 13 22 7 27 60 93 $2,521
4777DC 12 VDC - with 10 ft pendant 1.0 100 2000 1500 1200 5/16 13 22 7 27 60 105 $3,435
¹ Order controls separately, see Electric Drum Control Switches below.
Model Description Approx.
ship wt.
Price
477PN-CNTRL Pneumatic control valve (not mounted or plumbed, no hoses) 6 lb $543
477PN-HS6 6 ft hoses for pneumatic controls (not plumbed) 4 lb $133
477HY-CNTRL Hydraulic control valve (not mounted or plumbed, no hoses) 5 lb $482
477HY-HS6 6 ft hoses for hydraulic controls (not plumbed) 4 lb $118
ELECTRIC DRUM CONTROL SWITCHES
Drum control switches for 115 volt single phase motors up to 1.5 hp, include 8 ft power cord with grounded plug.
Please specify voltage, phase, and motor hp when ordering.
Model No. Description Voltage/Phase/Hertz with maximum rated motor hp Approx.
ship wt.
Price
115/1/60 230/1/60 230/3/60 460/3/60
10L2A1 NEMA 1 to 1.5 hp to 2 hp to 3 hp to 3 hp 3 lb
$427
10L7E1 NEMA 1 to 1.5 hp to 3 hp to 5 hp to 7.5 hp 3 lb
$599
10L2A4 NEMA 4 – watertight to 1.5 hp to 2 hp to 3 hp to 3 hp 7 lb
$662
10L7E4 NEMA 4 – watertight to 1.5 hp to 3 hp to 5 hp to 7.5 hp 7 lb
$1,097
10P1A46 6 ft pendant control to 1 hp 5 lb
$355

DIMENSIONS
series 477 helical worm gear power winches
SERIES 477 - WINCH DIMENSIONS (in)
Model number A B C H K L P Q S (hole dia.)
4771 14.38 8.86 3.55 17.45 6.75 6.31 5.70 2.16 0.34
4771AC-1PH 14.38 8.86 3.55 22.00 6.75 6.31 5.70 2.16 0.34
4771AC-1PH2 14.38 8.86 3.55 21.00 6.75 6.31 5.70 2.16 0.34
4771AC-3PH 14.38 8.86 3.55 19.00 6.75 6.31 5.70 2.16 0.34
4771DC 14.38 8.86 3.55 18.69 6.75 6.31 5.70 2.16 0.34
4771PN 14.38 8.86 3.55 14.94 6.75 6.31 5.70 2.16 0.34
4771HY 14.38 8.86 3.55 11.84 6.75 6.31 5.70 2.16 0.34
4777 14.38 8.86 3.49 17.45 6.75 6.31 5.70 2.16 0.34
4777DC 14.38 8.86 3.49 18.69 6.75 6.31 5.70 2.16 0.34
Dimensions are for reference only and subject to change without notice.
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 helical worm gear power winches
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.

SINGLE SPEED ELECTRIC MOTOR CONTROLS

electric motor controls for power winches
Single Speed Reversing Magnetic Controls for
1 and 3 phase motors up to 60 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
Multi-speed Controls
Torque Limiting Controls
Power Cord Disconnects
UL-listed Controls
Various Selector Switches and 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.

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PRICING FOR SERIES EL - ELECTRIC MOTOR CONTROLS
Starters listed include NEMA 4 rated pendant control on 50 foot cord.
Please specify voltage, phase, and motor hp when ordering. Contact us for required voltages and options.
Model
Number
Maximum rated motor horsepower for power supply current Approx.
ship wt.
Price
115/1/60 230/1/60 208/3/60 230/3/60 460/3/60
10S2A4 to 1.5 hp - - - - 25 lb
$1,457
10S3B4 - to 3 hp - - - 25 lb
$1,473
10S3C4 - - to 3 hp - - 25 lb
$1,204
10S3D4 - - - to 3 hp - 25 lb
$1,188
10S7E4 - - - - to 7.5 hp 25 lb
$1,134

WIRE ROPE

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.
wire rope
Breaking Strength of New Wire Rope (lb)
wire rope diameter   7x19 Galvanized Aircraft Cable 304 Stainless Steel wire rope
1/8 in -0.13 2,000 1,760
3/16 in -0.19 4,200 3,700
1/4 in -0.25 7,000 6,400
5/16 in -0.31 9,800 9,000
3/8 in -0.38 14,400 12,000
Values shown are for reference only. When selecting a wire rope, use the breaking strength specified by the rope manufacturer.
Breaking Strength of New Wire Rope (lb)
wire rope diameter   6 x 37 IWRC IPS
(Improved Plow Steel) wire rope
6 x 37 IWRC EIPS
(Extra Improved Plow Steel) wire rope
3/8 in -0.38 12,400 15,100
7/16 in -0.44 16,500 20,400
1/2 in -0.50 23,000 26,600
9/16 in -0.56 29,000 33,600
5/8 in -0.63 35,800 41,200
3/4 in -0.75 51,200 58,800
7/8 in -0.88 69,200 79,600
1 in -1.00 89,800 103,400
1-1/8 in -1.13 113,000 130,000
1-1/4 in -1.25 138,800 159,800
1-1/2 in -1.50 197,800 228,000
Values shown are for reference only. When selecting a wire rope, use the breaking strength specified by the rope manufacturer.

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PRICING FOR WIRE ROPE
model number wire rope diameter and length approx.
ship weight
price
   galvanized aircraft with swivel hook and swagged ball fitting
WA19-20NS 3/16 in x 20 ft 3 lb
$92
WA19-28NS 3/16 in x 28 ft 4 lb
$101
WA19-36NS 3/16 in x 36 ft 4 lb
$104
WA19-45NS 3/16 in x 45 ft 7 lb
$125
WA25-20NS 1/4 in x 20 ft 4 lb
$103
WA25-28NS 1/4 in x 28 ft 5 lb
$108
WA25-36NS 1/4 in x 36 ft 6 lb
$117
WA25-45NS 1/4 in x 45 ft 7 lb
$139
WA25-60NS 1/4 in x 60 ft 9 lb
$149
WA25-75NS 1/4 in x 75 ft 11 lb
$182
   galvanized aircraft cable with swivel hook and unfinished end
WA31-20DS 5/16 in x 20 ft 6 lb
$134
WA31-28DS 5/16 in x 28 ft 7 lb
$147
WA31-36DS 5/16 in x 36 ft 8 lb
$158
WA31-45DS 5/16 in x 45 ft 10 lb
$175
WA31-60DS 5/16 in x 60 ft 12 lb
$185
WA31-75DS 5/16 in x 75 ft 15 lb
$196
galvanized aircraft cable with swivelhook and unfinished end
WA38-28DS 3/8 in x 28 ft. 8 lb
$350
WA38-36DS 3/8 in x 36 ft 10 lb
$381
WA38-45DS 3/8 in x 45 ft 11 lb
$420
WA38-60DS 3/8 in x 60 ft 14 lb
$475
WA38-75DS 3/8 in x 75 ft 17 lb
$540
   304 stainless steel wire rope with SS oval hook and swagged ball fitting 
WS19-20NO 3/16 in x 20 ft 3 lb
$169
WS19-28NO 3/16 in x 28 ft 3 lb
$178
WS19-36NO 3/16 in x 36 ft 4 lb
$189
WS19-45NO 3/16 in x 45 ft 7 lb
$205
WS19-60NO 3/16 in x 60 ft 9 lb
$227
WS19-75NO 3/16 in x 75 ft 11 lb
$261
    304 stainless steel wire rope with SS eye hook and swagged ball fitting
WS25-20NE 1/4 in x 20 ft 5 lb
$229
WS25-28NE 1/4 in x 28 ft 5 lb
$243
WS25-36NE 1/4 in x 36 ft 6 lb
$255
WS25-45NE 1/4 in x 45 ft 7 lb
$298
WS25-60NE 1/4 in x 60 ft 9 lb
$355
WS25-75NE 1/4 in x 75 ft 11 lb
$395
   304 stainless steel wire rope with SS eye hook and unfinished end 
WS31-20DE 5/16 in x 20 ft 6 lb
$313
WS31-28DE 5/16 in x 28 ft 7 lb
$332
WS31-36DE 5/16 in x 36 ft 9 lb
$348
WS31-45DE 5/16 in x 45 ft 11 lb
$370
WS31-60DE 5/16 in x 60 ft 14 lb
$410
WS31-75DE 5/16 in x 75 ft 17 lb
$450
   304 stainless steel wire rope with SS eye hook and unfinished end 
WS38-28DS 3/8 in x 28 ft. 8 lb
$375
WS38-36DS 3/8 in x 36 ft 10 lb
$407
WS38-45DS 3/8 in x 45 ft 11 lb
$438
WS38-60DS 3/8 in x 60 ft 14 lb
$502
WS38-75DS 3/8 in x 75 ft 17 lb
$559
Helical-Worm Gear Power Winches, Capstan Winch, Electric Winch, Electric Winches, Powered Winches, Power
Winch, Power Winches, Spur Gear Winch, Thern, Winch, Winch Hoist, and Winches from your source for material
handling equipment.

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