Anchor Handling Winch
critical
Known Models (8)
DMT Marine Equipment (South Korea) DMT AH Winch
Pull 300-1,500 kN
· Anchor Chain / Wire
type: Anchor Handling Towing Winch
size_range: ['DMT-AH-300', 'DMT-AH-600', 'DMT-AH-1000', 'DMT-AH-1500']
power_range_kw: [100, 500]
variant_count_approx: 4
period_start_year: 2000
period_end_year: None
drive_type: Hydraulic
construction: Heavy-duty steel, disc brake
Common Failures:
- • Disc brake quality varies
- • Casting inconsistency
- • Hydraulic system seal issues
Service: Standard AH winch maintenance. Kürzere Inspektions-Intervalle empfohlen.
Spares: DMT Busan. Lead time: 2-4 weeks Korea.
Fukushima (Japan) FK AH/Towing Winch
Pull 200-1,000 kN
· Anchor Chain / Wire
type: Anchor Handling Towing Winch
size_range: ['FK-AH-200', 'FK-AH-500', 'FK-AH-800', 'FK-AH-1000']
power_range_kw: [50, 300]
variant_count_approx: 4
period_start_year: 1975
period_end_year: None
drive_type: Electric / Hydraulic
construction: Cast/welded steel, disc brake
Common Failures:
- • Disc brake wear
- • Motor/gear failures
- • Wire drum wear
Service: Standard Japanese deck machinery maintenance.
Spares: Fukushima Japan. Lead time: 3-5 weeks Asia.
Huisman Equipment (Netherlands) AH/Towing Winch
Pull 500-5,000 kN
· Anchor Chain / Wire
type: Anchor Handling Towing Winch (Ultra Heavy Duty)
size_range: ['HE-AH-500', 'HE-AH-1500', 'HE-AH-3000', 'HE-AH-5000']
power_range_kw: [200, 1500]
variant_count_approx: 4
period_start_year: 1990
period_end_year: None
drive_type: Hydraulic
construction: Ultra-heavy-duty steel, special drum designs
Common Failures:
- • Hydraulic system overheating from extreme loads
- • Drum bearing fatigue from ultra-heavy operations
- • Brake system component failure
Service: Specialized maintenance per Huisman manual. Annual load test mandatory.
Spares: Huisman (Schiedam, Netherlands). Specialized — lead time: 6-12 weeks.
MacGregor / Pusnes / Cargotec (Finland/Norway) Anchor Handling / Towing Winch
Pull 300-3,000 kN
· Anchor Chain / Wire / Pennant
type: Anchor Handling Towing Winch (AHTW)
size_range: ['AHTW-300', 'AHTW-600', 'AHTW-1000', 'AHTW-2000', 'AHTW-3000']
power_range_kw: [100, 1000]
variant_count_approx: 5
period_start_year: 1975
period_end_year: None
drive_type: Hydraulic
construction: Heavy-duty welded steel, waterfall drum, disc brake, cascade control
Common Failures:
- • Disc brake overheating from emergency render under extreme loads
- • Waterfall drum chain guide erosion from chain friction
- • Hydraulic HPU motor burnout from continuous high-load operations
- • Cascade control valve failure causing uncontrolled render
- • Stern roller guide rail deformation from heavy anchor weights
Service: Disc brake inspection quarterly. Waterfall drum and chain guides: every 6 months. Hydraulic HPU: oil analysis monthly during operations. Full system load test annually. SWL certification per IACS UR A2.
Spares: MacGregor/Cargotec global. Lead time: 4-10 weeks for major components. Brake pads and hydraulic hoses: keep onboard.
National Oilwell Varco / NOV (USA) AH/Towing Winch
Pull 300-2,000 kN
· Anchor Chain / Wire
type: Anchor Handling Towing Winch
size_range: ['NOV-AH-300', 'NOV-AH-800', 'NOV-AH-1200', 'NOV-AH-2000']
power_range_kw: [100, 600]
variant_count_approx: 4
period_start_year: 1990
period_end_year: None
drive_type: Hydraulic
construction: Heavy-duty steel, disc brake, cascade control
Common Failures:
- • Disc brake wear
- • Hydraulic motor failure
- • Cascade control malfunction
- • Wire drum groove wear
Service: Standard AH winch maintenance. Annual load test.
Spares: NOV (Houston, TX / Kristiansand, Norway). Lead time: 4-8 weeks.
Rapp Marine Group (Norway) Rapp AH Winch
Pull 200-1,000 kN
· Anchor Chain / Wire
type: Anchor Handling Towing Winch
size_range: ['RH-AH-200', 'RH-AH-500', 'RH-AH-800', 'RH-AH-1000']
power_range_kw: [50, 300]
variant_count_approx: 4
period_start_year: 1970
period_end_year: None
drive_type: Hydraulic
construction: Heavy-duty steel, disc brake
Common Failures:
- • Disc brake wear
- • Hydraulic motor seal leak
- • Wire drum groove wear
Service: Standard AH winch maintenance.
Spares: Rapp Marine Bodø. Lead time: 3-6 weeks.
Rolls-Royce / Kongsberg Maritime (UK/Norway) AH Winch Series
Pull 300-2,500 kN
· Anchor Chain / Wire
type: Anchor Handling Towing Winch
size_range: ['RR-AH-300', 'RR-AH-800', 'RR-AH-1500', 'RR-AH-2500']
power_range_kw: [100, 800]
variant_count_approx: 4
period_start_year: 1985
period_end_year: None
drive_type: Hydraulic
construction: Heavy-duty steel, waterfall drum, disc brake
Common Failures:
- • Disc brake overheating
- • Waterfall drum chain guide wear
- • Hydraulic motor seal failure
- • Cascade control issues
Service: Standard AH winch maintenance per Kongsberg manual.
Spares: Kongsberg Maritime. Lead time: 4-8 weeks.
Royal IHC (Netherlands) AH Winch Series
Pull 300-2,500 kN
· Anchor Chain / Wire
type: Anchor Handling Towing Winch
size_range: ['IHC-AH-300', 'IHC-AH-800', 'IHC-AH-1500', 'IHC-AH-2500']
power_range_kw: [100, 800]
variant_count_approx: 4
period_start_year: 1980
period_end_year: None
drive_type: Hydraulic
construction: Heavy-duty steel, disc brake, waterfall drum
Common Failures:
- • Disc brake overheating
- • Waterfall drum wear
- • HPU motor failure
Service: Standard AH winch maintenance. Annual load test.
Spares: Royal IHC Kinderdijk. Lead time: 4-8 weeks.