0.85t31m electric hydraulic telescopic boom marine crane for offshore service vessel
The telescopic box boom marine cranes and offshore cranes is designed as an electro-hydraulic powered crane. It`s a free standing deck
mounted crane consisting of a pedestal, a slewing ring, a crane houssing with integrated electro-hydraulic power package or independent electro-
hydraulic power package, and a telescopic jib and a hoisting winch. It is delivered as a complete unit ready for installation to foundation.
Technical specification
| 1 | SWL | 0.85t@31m 20t@3m |
| 2 | Max working radius | 31m |
| 3 | Min working radius | 3m |
| 4 | Hosting speed | 0~12m/min |
| 5 | Slewing speed | 0.7r/min |
| 6 | Slewing angle | 360° free |
| 7 | Luffing time | 50s |
| 8 | Hook travel | 30m |
| 9 | DFT of painting | 320um |
| 10 | Extension time | 90s |
| 11 | Working condition | |
| Heel | ≤ 5° | |
| Trim | ≤ 2° | |
| 12 | Electric motor | |
| Power | 55Kw | |
| Speed | 1480r/min | |
| Power source | 440V 50Hz, | |
| Protect class | F | |
| Working type | S1 | |
| 13 | Flow | 100L/min |
| 14 | Design temperature | -10°~40° |
| 15 | Dead weight | ~15500 kg |
Load chart

General drawing

Pictures of our factory



