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MAN Alpha
VBS Propeller
The MAN Alpha VBS is a controllable‑pitch propeller (CPP) for large ships, allowing blade angle adjustment via hydraulic actuation to optimise thrust across varying speeds and loads.
2-45 MW propulsion
Capacity
Propulsion Shaft Line
Medium
Components & Design
Component data being added…
Technical Data
type
Controllable Pitch Propeller
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Common failures & inspection points
●Blade carrier bearing wear
●Hydraulic oil contamination
●Feedback system drift
●Blade bolt fatigue
Service & Maintenance
MAN Alpha — for large vessels. Hydraulic oil grade per MAN specification. Annual pitch function test. Full overhaul at intermediate survey.
Suppliers & Spare Parts
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Maritime Network →Replacement Parts
MAN Alpha: Seal elements and wear measurement tools to be kept on board. Lead time: 4-8 weeks.
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Equipment Model #1264
· ✓ still in production