Products

Offshore Davit Crane

Built tough for easy lifting.

The 3S Lift Offshore Crane, specially designed for offshore wind turbine platforms, is your reliable solution for safe and efficient spare parts loading and unloading from supply ships at sea.

With a service life exceeding 30 years, this crane features high-quality components tailored to withstand the harsh ocean environment, ensuring superior safety, reliability, and fortified with multiple anti-corrosion treatments.

Offshore Crane

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1. Safe, Durable and easy to Use
24 Volt DC Plug and Play electrical control box is easy to install. Meanwhile, the overload protection system, mechanical self-locking function and error-proof design ensure the safety of personnel and equipment.

2. Specifically Designed for the Harsh Ocean Environment
The 3S Lift Offshore Crane has a high degree of safety and reliability and has undergone multiple anti-corrosion treatments. It is sturdy and durable and can provide high impact resistance and load carrying capacity even in extreme sea conditions.

3. Reduce Costs and Increase Efficiency
The 3S Lift Offshore Crane minimizes downtime, improves efficiency and shortens maintenance time. Designed to improve efficiency, it requires minimal maintenance and training. High-quality components and lubricants minimize maintenance, while thoughtful design reduces total maintenance time.

4. Customized to Meet Your Needs
A wide range of adjustable components including mounting platforms, arm lengths, angles and swivel systems are available to provide tailor-made solutions to meet the various needs of customers.

5. Environmentally Friendly Design
The 3S Lift Offshore Crane adopts purely electric design to realize zero carbon emission, practicing green commitment and promoting sustainable development. The low noise design is friendly to both the operator and the marine environment. The universal AC/DC contactor meets Green Premium™ eco-certification. Components are RoHS and REACH compliant.

Product Details

Lifting Hook Limit Switch

Equipped with a top limit switch, the hook can gently stop at the intended position.

It features a specialized wire rope outlet space and highly adaptable positioning, reducing wire rope abrasion and extending its service life.

Lowering Limit Switch

The lowering limit switch enables the hook to stop slowly after reaching the intended position.

It can record the position and stop reverse rolling.

Supporting Column

A component supporting the whole equipment, designed with high strength. It is installed on the base of outer tower platform. The column flange can be customized.

Boom Assembly

A hexagon variable cross-section structure design with high strength.

CX-class corrosion resistance (ISO12944-9).

The slewing radius can be customized as required.

Drive Unit

The wire rope storage position and power source of the whole device.

Designed with a winch drum inside, the gearbox has a simple and compact structure.

Its LEBUS rope groove has a special wire rope pressure mechanism and slack rope limiter mechanism.

Slewing Bearing Assembly

The high-precision slewing bearing ensures smooth operation.

The self-locking design resists gusts up to 70 m/s.

The electric and manual slewing bearings are easy to use and convenient.

Lifting Hook Limit Switch

Equipped with a top limit switch, the hook can gently stop at the intended position.

It features a specialized wire rope outlet space and highly adaptable positioning, reducing wire rope abrasion and extending its service life.

Lowering Limit Switch

The lowering limit switch enables the hook to stop slowly after reaching the intended position.

It can record the position and stop reverse rolling.

Supporting Column

A component supporting the whole equipment, designed with high strength. It is installed on the base of outer tower platform. The column flange can be customized.

Boom Assembly

A hexagon variable cross-section structure design with high strength.

CX-class corrosion resistance (ISO12944-9).

The slewing radius can be customized as required.

Drive Unit

The wire rope storage position and power source of the whole device.

Designed with a winch drum inside, the gearbox has a simple and compact structure.

Its LEBUS rope groove has a special wire rope pressure mechanism and slack rope limiter mechanism.

Slewing Bearing Assembly

The high-precision slewing bearing ensures smooth operation.

The self-locking design resists gusts up to 70 m/s.

The electric and manual slewing bearings are easy to use and convenient.

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Key Features

  • Anti-corrosion level CX: For harsh offshore environment
  • Customizable safe working load
  • Self-locking protection function
  • Anti-twisting wire rope
  • Overload protection function
  • Unique wire rope pressure mechanism and slack rope limiter mechanism
  • Automatic Overload Protection System (AOPS)
  • Emergency Load Lowering Function (ELL)
  • Distributed sealing protection design

SPECIFICATIONS

Offshore Crane

Model OC-5 OC-2
Rated load 1000 kg / 1200 kg 1000 kg
Lifting speed 20 m/min 18 m/min
Rated power 5.5 kW 3.7 kW
Max. lifting height ≤25 m ≤20 m
Wire rope diameter 11 mm 8 mm
Operating temperature range -30 – +60°C

 

Model OC-5 OC-2
Lifting arm length 1.3–5 m (customizable)
Protection level IP67
Rotation angle 0–360° (customizable)
Power supply 3 phase, 380 / 690 V
Applicable sea condition 1.8 m (significant wave height),
below 15 m/s wind speed
Compliant with standard EN 13852-1, API Spec 2C-2004
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