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Electric cargo winch, line pull 18 kN (Technical supply specification)


1. General Information (Operating Conditions)

The cargo winch is designed for reliable operation under the following conditions:

  • Sea water temperature: −2 °C to +27 °C
  • Relative humidity: 60% – 85%
  • Sustained list: up to 5° to either side
  • Sustained trim: up to 2° bow or stern

Stowed conditions:

  • Vessel list: up to 30° to either side
  • Vessel trim: up to 6° bow or stern

2. Purpose

The cargo winch is designed for vessel cargo handling operations.

Electric Cargo Winch 18 kN Line Pull — Dimensional Drawing, Side View
Electric Cargo Winch 18 kN Line Pull — Dimensional Drawing, Side View

About

Main Component of the Lifting System

The cargo winch is the primary mechanism for lifting, lowering, and precise positioning of onboard loads. It ensures controlled movement of heavy objects as an integrated part of a complete deck system. The application of the cargo winch is critical for technical operations across various vessel types.

Control System Integration

Modern cargo winches are operated via multiple control stations, including fixed consoles and portable units. This provides operational flexibility and enables distributed control among the crew. The cargo winch interfaces with connected equipment to ensure synchronized operation and precise load handling.

Marine Environment Operational Considerations

Cargo winch operation involves variable loads and dynamic forces. Therefore, the design prioritizes structural integrity, stability, and durability. Izhora Hydrosystems LLC manufactures cargo winches with consideration of these factors, ensuring reliable operation under actual marine service conditions.

Professional Marine Solutions

The cargo winch ensures efficient integration with other deck machinery, enabling complex operations without sacrificing precision. The manufacturer customizes the design to meet specific customer requirements and distinct vessel operational profiles.


3. Scope of Supply

3.1 Electric Cargo Winch 18 kN

3.1.1 Product Composition

ComponentQuantity
Electric cargo winch, 18 kN top layer line pull1
Fixed control station1
Portable control unit1
Local control panel1
Limit switches2
Spare parts, tools and accessories (SPTA) kit1
Electric Cargo Winch 18 kN Line Pull — Dimensional Drawing, Top View
Electric Cargo Winch 18 kN Line Pull — Dimensional Drawing, Top View

3.1.2 Technical Parameters

ParameterValue
Drive typeElectric
Winch controlFixed control station, portable control unit, local control panel
Electric motor power, kW12
Number of speeds2
Top layer line pull, kN18
Number of rope layers3
Wire rope diameter, mm13.5
Drum wire rope capacity, m60
Pay-out speed, m/s (m/min)0.28 (16.8)
Haul-in speed, m/s (m/min)0.6 (36)
Stepless speed controlYes
Winch weight with equipment, kg, max.750
Electrical equipment protection class (deck)IP 56
Electrical equipment protection class (indoor)IP 44
Brake typeElectromagnetic, automatic, normally closed
Power supply380 V, 50 Hz
Time before overhaul, hours5000
Total design lifetime, hours10000
Operational life before overhaul, years13
Total design service life, years25
RAL color code for the top coatTo be specified by the customer

3.1.3 SPTA Kit

Manufacturer’s standard SPTA kit for 1-year operation — 1 set.

3.1.4 Documentation

DocumentQuantity
Product data sheet1
SPTA list1
Factory acceptance test (FAT) report1
Operation manual, including technical description and operating instructions1
Onboard testing procedures for the supplied equipment1
Logbooks / component data sheets1
Shipboard installation documentation package1
Asbestos-free declaration1
Inventory of Hazardous Materials (IHM)1
Statement of precious materials content1
Lubrication chart1

3.1.5 Certificates

RS (RMRS) Certificate (Form 6.5.30) — 1 copy.


4. Additional Requirements

  • Winch control is executed via a master controller on the main panel (IP 56) and backed up by a portable pendant control unit with a 15 m cable (IP 56).
  • The control stations are independent.
  • Control Interfaces:
  1. Fixed control station:
    • “2–1–0–1–2” selector switch for the two-speed cargo winch*
    • Emergency stop button
    • “Power on” indicator light
    • “Fault” indicator light
  2. Wired pendant control unit:
    • Pay-out and haul-in pushbuttons for the cargo winch (4 buttons)
    • Emergency stop button
    • “Power on” indicator light
  • The equipment complies with the current RS requirements (Items 1.5 and 4.5 of the Rules for Cargo Handling Gear of Sea-Going Ships) and GOST 12617-78 standards, and holds valid RS certificates.
  • The winch ensures lifting, lowering, and holding of a load equivalent to 1.25 times the top layer line pull.
  • The equipment is fitted with lifting lugs.
  • The equipment is fitted with earthing bolts.
  • All electrical equipment is supplied with cable glands.
  • Each item within the scope of supply, including components and/or materials, is coded, marked, and listed as a separate line item in the packing lists and installation manuals.
  • All equipment and components are new or currently in production at the time of delivery.
  • All data plates are made of stainless steel with inscriptions in Russian. Software interfaces are also in Russian.
  • All enclosures with voltages exceeding 42 V feature corresponding warning signs:
    • Sign 2.4 “Caution: Hazardous Voltage” on the exterior of enclosure doors.
    • Sign 3.2 “Wear Protective Gloves” inside the enclosures.
  • Enclosures with voltages exceeding 42 V also feature a voltage rating plate on the exterior.

5. Manufacturer

Izhora Hydrosystems LLC


6. Warranty Period

12 months from the date of shipment, unless otherwise specified in the contract.


Contacts

Phone: +7 (812) 339-61-68

Email: contact@i-hydro.tech