Shanghai Sunshine Industry Technology Co., Ltd.
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3t22m foldable boom marine crane for the onboard offshore support vessel
The foldable boom marine crane for pipe handling operations on ships and offshore units or pipe drilling rigs. The crane is equipped with a hydraulic powered winch, hydraulically powered luffing, hydraulic-powered extension, and a hydraulic powered slewing system.
The crane is installed with a rolled steel pedestal for bolting or welding to the deck foundation with a standard height of the crane. The different pedestal height is available based on the customer`s requirement. The standard foldable boom crane is supplied with an operator seat mounted on the crane house. The operator control station is available based on the customer`s requirements.
Technical specification
| 1 | SWL | 3t@22m 6t@11m |
| 2 | Max working radius | 22m |
| 3 | Min working radius | 3m |
| 4 | Hosting speed | 0~12m/min |
| 5 | Slewing speed | 0.8r/min |
| 6 | Slewing angle | 360° free |
| 7 | Luffing time | 80s |
| 8 | Hook travel | 25m |
| 9 | Folding time | 85s |
| 10 | Extension time | 150s |
| 11 | Working condition | |
| Heel | ≤ 5° | |
| Trim | ≤ 2° | |
| 12 | Electric motor | |
| Power | 45 Kw | |
| Speed | 1480r/min | |
| Power source | 440V 50Hz, | |
| Protect class | F | |
| Working type | S1 | |
| 13 | Flow | 80L/min |
| 14 | Design temperature | -10°~40° |
| 15 | Dead weight | ~20500 kg |
General drawing
Pictures of our factory