Pacific Marine & Industrial

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Hydraulic Recovery Winches

Upright Worm Gear Recovery Winches
MS30-20B

Our upright worm gear recovery winches are high performance products designed to provide many years of service.

Information Needed to Quote Hydraulic Hoist and Hydraulic Winches

How to Size a Winch or Hoist

Standard features:

60,000 lb First Layer Line Pull

Oil-cooled, fully adjustable automatic worm brake

Thrust rings in gear housing handle trusts in either direction

Replaceable clutch jaws are bolted to cable drum

Freespool clutch with negative draft jaws for positive engagement under load

Options:

2-Speed Hydraulic Motor

Available in Mechanical or Hydraulic Drive

Model	Type	Rated Capacity	Weight
MS30-20B	Mech.	60,000 lbs (27,270 kg)	1,195 lbs (542 kg)

Below models represent only a small number of gearbox and motor configurations.

Contact PM&I for complete product information: info@pacificmarine.net

MS30P - 2 Speed Motor Performance
	Low Speed				High Speed
	Line Pull		Line Speed		Line Pull		Line Speed
Layer	(lbs)	(kg)	(fpm)	(mpm)	(lbs)	(kg)	(fpm)	(mpm)
1	60,000	27,220	10	3.1	23,100	10,480	21	6.4
2	49,000	22,230	12	3.7	18,900	8,570	26	7.9
3	41,500	18,820	14	4.3	16,000	7,260	31	9.4
4	36,000	16,330	16	4.9	13,900	6,300	39	11.9
5	31,700	14,380	18	5.5	12,200	5,530	40	12.2
	4.9/2.4 cu in. 2-Speed Motor (80/40cc) 3000 PSI (20,685 kPa) @ 40 gpm (151 lpm) Wire Rope Diameter: 1 inch

Single Speed Motor Performance

MS30 Mechanical

HS30P Hydraulic

Line Pull

Line Speed

Line Pull

Line Speed

Layer

(lbs)

(kg)

(fpm)

(mpm)

(lbs)

(kg)

(fpm)

(mpm)

60,000

27,220

4.0

60,000

27,200

4.0

49,000

22,230

4.9

50,100

22,720

4.6

41,500

18,820

5.8

43,000

19,500

5.5

36,000

16,330

6.7

37,700

17,100

6.1

31,700

14,380

7.6

33,500

15,200

7.0

Mechanical Motor (MS30)

• Static Input Torque: 21,600 (2,441 Nm)
• Dynamic Input Torque: 16,100 lb-in (1819 Nm)
• Maximum Input RPM: 220 RPM at rated load
• Worm Gear Ratio: 39:1

Hydraulic Motor (HS30P)

• 9.3 cu in. Single Speed Gear Motor (148cc)
• 2,500 PSI (17,238 kPa) @ 75 gpm (284 lpm)
• Wire Rope Diameter: 1 inch

Engineering Data
	English	Metric
Ratio
Drum Diameter	8 in	203 mm
Flange Diameter	18 in	457 mm
Flange Width	19.72 in	501 mm

Wire Rope Capacity
	Feet					Meters
7/8"	48	103	168	243	327	15	31	51	74	100
1"	42	94	155	226	307	13	29	47	69	94
1 1/8"	38	86	143	209		12	26	44	64

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