NDC-40 Cantilever davit for fast rescue boats

The Norsafe NDC cantilever davit is specifically designed for safe and efficient launch and retrieval of fast rescue boats. It is intended for long term, reliable operation in harsh and hazardous marine and offshore environments. The davit system is designed in accordance with latest Solas and IMO requirements. The davit consists of foundation and a cantilever arm. The winch is installed on the crane structure.


The system provides:

  • Hoisting of the rescue boat in maximum load condition by electric/ hydraulic motor
  • Gravity lowering of the loaded rescue boat independent of external power supply
  • Retrieval of the fully loaded rescue boat by manual hoisting
Materials    
Structural steel S355 or equivalent
Outfitting steel : S235 or equivalent
Paint system : Sandblasted to Sa 2.5, painted with 1 x 50µ DFT Zink Epoxy Primer
Optional painting according to customer requirement
Capacity    
Max lifting / lowering : SWL 4000 kgs. Adjusted to actual boat weight.
Lifting speed : 0 - 18.0 m/min
Dead Ship lowering speed : 50 - 60 m/min
Maximum operational list and trim : ±20° / ±20°
Operational temperature range : -20°C to +50°C
Winch data    
Winch : Hydraulic driven. SOLAS Approved
Power consumption    
Total power consumption max load  : TBA
Power supply : 380V to 420V and 690V / 3Ph / 50Hz 
440V to 480V and 690V / 3Ph / 60Hz
Heating element : 220V / 25W in motor
Hydraulic piping and fittings    
System type piping and fittings : DIN2353, Bite type fittings
Materials : Pipes, AISI 316 stainless steel
Fittings and hose couplings : Chromated steel
AISI 316 stainless steel on request

 

Typical specification - subject to revision according to customer requirement.
All products are subject to continuous review. Norsafe as reserves the right to change specification without prior notice.