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Audited Supplier Electric hydraulic foldable boom marine crane installed on multi purpose vessel
The foldable boom marine crane, offshore crane is designed as an electro-hydraulic driven articulated boom crane, with integrated electro-hydraulic power package or independent electro-hydraulic power package, delivered as a complete unit ready for installation to foundation. The crane is equipped with hydraulic powered winch, hydraulic powered luffing, hydraulic powered extension and hydraulic powered slewing system.
The crane is installed with a rolled steel pedestal for bolting or welding to deck foundation with a standard height of the crane. The different pedestal height is available base on customer`s requirement. The standard foldable boom crane is supplied with an operator seat mounted on crane house. Operator control station is available base on customer`s requirement.
Technical specification
| 1 | SWL | 2t@20m |
| 2 | Max working radius | 20m |
| 3 | Min working radius | 3m |
| 4 | Hosting speed | 0~12m/min |
| 5 | Slewing speed | 1r/min |
| 6 | Slewing angle | 360° free |
| 7 | Luffing time | 60s |
| 8 | Hook travel | 30m |
| 9 | Folding time | 65s |
| 10 | Extension time | 120s |
| 11 | Working condition | |
| Heel | ≤ 5° | |
| Trim | ≤ 2° | |
| 12 | Electric motor | |
| Power | 37 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 | ~15500 kg |
General drawing
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Audited Supplier 
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