High efficient Portal Crane generally includes the followi frame, lift mechanism, slew mechanism, crane travel me spreader device (grab, container spreader, magnet and h equipment and other accessory equipment for safety. Ste include jib and A-frame, slew platform and gantry frame.
Portal Crane jib crane is extensively applied to dock’s bu ore and so on) and other cargo ship (lorry) loading and u well as slipway repair.
◆Working Radius：15M~45M
◆Lifting Height：Above rail: 5-40m, Below Rail: 5-30m
◆Lifting Speed：25~60m/min
◆Luffing speed：30~50m/min
◆Slewing speed：1.5r/min
◆Traveling speed:15~30m/min
◆Working Duty: ISO M7/M8
◆Ambient Temperature: -40~40°C
| Product Specification | 3055 | ||||
| Group Classification Of Complete Machines | A5 | ||||
| Elevating Capacity | Lifting Capacity | t | Main Hook | Aux.Hook | |
| 120 | 40 | 20 | |||
| Radius | m | 24~33 | 24~60 | 28~65 | |
| Lifting Height | m | 60 | 60 | ||
| Working Radius | Max. | m | 60 | 65 | |
| Min. | m | 24 | 28 | ||
| Speed Of Mechanism | Lifting Speed | m/min | 6（12,<48） | 15（30,<8） | |
| Luffing Speed | m/min | ~10 | |||
| Slewing Speed | r/min | 0.24 | |||
| Traveling Speed | m/min | 30 | |||
| Power Source | 3-phase A.C. 50Hz 380V | ||||
| Track Gauge/Wheel Base | m | 13/16 | |||
| Clear Height Of Portal | m | ~13 | |||
| Tail Slewing Radius | m | ~17 | |||
| Rotary Disc Tail Slewing Radius | m | ≤15 | |||
| In-service Maximum Wind Pressure | N/m | 250 | |||
| Out of-service Maximum Wind Pressure | N/m | 1000 | |||
| In-service Maximum Wheel Pressure | KN | 450 | |||
| Steel Track Recommended | Qu50 | ||||
| Installed Capacity | kw | 220 | |||