Single arm rotary boat/raft davit(with crane) This equipment uses hydraulic drive rotary type,by its own gravity of the boat to make it down to the water,which could make the boat slew to outboard in case of losing of the power supply.While lowering,the sailors in the boat could pull the remote control steel rope,through the pulley around the reel.To lift the winch hammer to control the boat/raft lowering or stop.This also could be operated by sailors on the operation deck.The winch is use of motor-driven winch gear box and gear box with centrifugal speed and manual brake function delegated.The device is designed and manufacturing according to the latest SOLAS standards and international standards.The single arm rescue boat/raft lowering device and crane main technical specificationstypeMax working loadHoisting loadHoisting speedLanding speedRope capacity of the reelRotation radiusSARC2121KN14KN≥18m/min40-60m/min30m3600-4500mmSA23-123KN14KN3600-5400mmSA23-223KN18KN3600-5000mm Crane main technical dataMax.hoisting loadRope capacity of the reelMaximum rotation angleLanding speedRotation radius30KN30M≤330°11-15m/min4100-5000mm15KN4100-7300mm30KN4100-5500mm&&&&&&: 275N CE approval inflatable life jacket CO2 fire extinguishing systemMarine horizontal/vertical oil fired boilerMarine air compressormarine centrifugal pump marine hydraulic steering gear Hydraulic capstanTunnel thruster/bow thruster