Crewtender 18m.

Type: Crewtender 18m

Aluminium H321 crewtender, with deep V hull and reinforced rubber tube, closed main deck and closed wheelhouse. Propulsion by water jets and main engines

Main dimensions and Data ( Dimensions can be different )

Length o.a. 18,80 m
Length aluminium hull incl. platform 18,00 m
Length cwl. 14,50 m
Beam o.a. incl. tube 6,10 m
Beam Hull 5,04 m
Draft at cwl 1,00 m
Draft fully loaded 1,07 m
Weight fully loaded   (4 crew) approx. 29000 kg
Displacement fully loaded approx 28 m3
Speed trial condition 35 knots
Range at full power 16 hrs
Max. possible Nr.of  rescued persons  120 pers.
Crew 4 pers.
Fuel Tank volume 6200 ltr.
Fresh water (option)  100 ltr.

Main engines proposal:

Caterpillar C32 ACERT
MAN V12 -1100
with 2x Reintjes WLS 334 KA reduction gearboxes ratio 1,645:1 allowing the engines to be declutched from the waterjets.
ZF 3050 / 3055 reductie 1.8-1
Waterjets and gearboxes are connected by horizontal carbonfibre driving shafts.

Waterjets: Proposal,
2x Hamilton 521 B / or 571 with control system.
2x Rolls-Royce KaMeWa FF450s or FF500
2 x Ultrajet 525 or 575