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Audited Supplier Electric hydraulic knuckle boom offshore crane mounted on offshore platform
The knuckle 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 a hydraulic powered winch, hydraulic-powered luffing, hydrau articulated and hydraulic powered slewing system.
All the marine and offshore cranes are designed and manufactured based on our client`s technical specifications and applications. All the main components for the marine and offshore crane are from European and reputation brand, like slewing driver, hydraulic pump, electrical motor, hydraulic valves etc.
Technical specification
| 1 | SWL | 80t@10m 20t@25m |
| 2 | Max working radius | 25m |
| 3 | Min working radius | 4.5m |
| 4 | Hosting speed | 0~12m/min(80t) ~20m/min(20t) |
| 5 | Slewing speed | 0.5r/min |
| 6 | Slewing angle | 360° free |
| 7 | Luffing time | 100s |
| 8 | Hook travel | 60m |
| 9 | Folding time | 110s |
| 10 | Extension time | 120s |
| 11 | Working condition | |
| Heel | ≤ 5° | |
| Trim | ≤ 2° | |
| 12 | Electric motor | |
| Power | 250 Kw | |
| Speed | 1480r/min | |
| Power source | 440V 50Hz, | |
| Protect class | F | |
| Working type | S1 | |
| 13 | Flow | 260L/min |
| 14 | Design temperature | -10°~40° |
| 15 | Dead weight | ~135000 kg |
General drawing
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Audited Supplier 
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