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23KN Single Arm Slewing Davit
China 23KN Single Arm Slewing Davit:
Description:
The slewing davit is mainly used for lifting and lowering a rescue boat or raft . It have the functions of electrical(manual) hoisting, gravity lowering, hydraulic slewing (Oils fed from the pump station or accumulator/manual pump). It is provided with lowering and slewing functions operated from deck or remotely controlled from a position within the boat/raft. According to the arrangement of ship, the davit is of two types, right and left. Either of them is selected as per customers’ demands.
Size Chart:
| Name | Unit | Data | |||
| Maximum working load | KN | 14 | 21 | 23 | 25 |
| Slewing radius | mm | R≤5400 | R≤4800 | R≤5400 | R≤5500 |
| Maximum slewing load/hoisting load | KN | 14 | |||
| Hoisting speed of wire rope | m/min | ≥18 | |||
| Lowering speed of wire rope | m/min | 40~60 | |||
| Maximum slewing angle | degree | ≤330 | |||
| Stored power slewing angle | degree | ≤110 | |||
| Slewing speed in stored power driven | r/min | 0.6~0.8 | |||
| Slewing speed in electric power driven | r/min | ≥0.25 | |||
| Diameter of wire rope | mm | 16 | |||
| Capacity of drum | m | 30 | |||