5LA28
The Hanshin 5LA28 is a compact 5‑cylinder, 2‑stroke main engine delivering up to 1 500 kW at 750 rpm, designed for coastal and feeder vessels with limited installation space.
Engine Specifications
Inspector Detail
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Designation decoded
5 für 5 Zylinder, LA für L-Type A-Variante, 28 für Bohrung 280 mm. Specs: Hub 390 mm. Hanshin EL-Serie.
Background
The 5LA28 is the A variant of the Hanshin 280 mm engine — a standard design of the EL Series. LA, LU and LH are different design variants (different performance optimization). Compact 2-stroke crosshead engine for Japanese coastal vessels.
Calculated metrics
Inspector checklist
- Zylinderlaufbuchse: 280 mm Bohrung, Hub 390 mm — Verschleißmessung
- Kolbenringe: Hanshin-Konfiguration
- Kreuzkopf-Lager: Kompakt
- Nockenwelle: Hanshin-Design
- Kraftstoffpumpen: Plunger/Barrel
- Ventilspiel: Hanshin-Manual
- Einspritzdüsen: Kleine Düsen
- Stopfbuchse: Drainage
- Auslassventil: Mechanisch
- Turbolader: 1× — keine Redundanz
- Spülluft-Kühler
Logbook reference values
| Parameter | Expected | Deviation means |
|---|---|---|
| Exhaust gas temperature per cylinder | 330–400 °C at 85% MCR | Spread >15 °C → Einspritz-Problem |
| Motordrehzahl | 200-400 rpm | Abweichung → Last/Governor |
Common Failure Modes
Expert tips
- 💡 LA vs. LU vs. LH: Unterschiedliche Leistungsoptimierung — Hanshin-Manual für die spezifische Variante verwenden
- 💡 Hanshin small engines: robust, simple design — maintenance requires less special tooling than large engines
Related components
Classification & regulatory
IMO Tier II. Japanische Küstenfahrt-Vorschriften.
Reference content for inspector orientation. Always verify against manufacturer's manual, latest service letters and class society requirements.
Other Cylinder Configurations 28
Components & Design
Component data being added…
Technical Data
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