7LA28
The Hanshin 7LA28 is a compact 2‑stroke, 7‑cylinder main engine delivering 2100 kW at 750 rpm, designed for coastal and feeder vessels with limited installation space.
Engine Specifications
Inspector Detail
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Designation decoded
7 für 7 Zylinder, LA für L-Type A-Variante, 28 für Bohrung 280 mm. Specs: Hub 390 mm. Hanshin EL-Serie.
Background
Der 7LA28 ist die 7-Zylinder A-Variante des Hanshin 280-mm-Motors. Gleiche Grundkonstruktion wie 7LH28L mit anderer Leistungsabstimmung.
Calculated metrics
Inspector checklist
- Zylinderlaufbuchse: 280 mm × 7
- Kolbenringe: Hanshin
- Kreuzkopf: Kompakt
- Nockenwelle: 7-Zyl
- Kraftstoffpumpen × 7
- Ventilspiel
- Turbolader: 1×
- Spülluft-Kühler
Logbook reference values
| Parameter | Expected | Deviation means |
|---|---|---|
| Exhaust gas temperature per cylinder | 330–400 °C at 85% MCR | Spread >15 °C |
| Motordrehzahl | 200-400 rpm | Last/Governor |
Common Failure Modes
Expert tips
- 💡 7LA28: A-Variante — Hanshin-Manual für spezifische Abstimmung konsultieren
Related components
Classification & regulatory
IMO Tier II.
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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