Turbocharger · Turbochargers
The ABB VTR‑904 is a high‑capacity mechanically driven turbocharger for large four‑stroke marine diesel engines, delivering up to 10 MW of boost and designed for robust, long‑duration operation.
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| routine_maintenance | every 2000-4000 hours |
|---|---|
| major_overhaul | every 20000-40000 hours |
| bearing_replacement | every 10000-20000 hours |
Typical intervals for this design class, not the manufacturer’s figures for your model. The manufacturer’s manual is binding.
| compressor_blades | 10-20% of original blade height |
|---|---|
| turbine_blades | 5-10% of original blade height |
| bearings | 0.1-0.5 mm of radial clearance |
Ranges are typical for this design class. Always confirm against the manufacturer documentation for your serial number.
Class surveyor typically checks turbocharger performance, vibration, and noise levels, as well as verifies proper maintenance and repair records
Estimated lifetime: 40000-60000 hours
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