V158TI MARINE ENGINE

Product catalog summary

Overview: The document provides technical specifications and operational guidelines for the V158TI Marine Engine by Doosan Infracore, printed in March 2020. It outlines the engine models, their power ratings, operational conditions, and detailed specifications.

Engine Models and Power Ratings:

V158TIH (Heavy Duty): 480PS (353kW) at 1,800 rpm.
V158TIM (Medium Duty): 540PS (397kW) at 2,100 rpm.
V158TIL (Light Duty): 680PS (500kW) at 2,300 rpm.

Production tolerance is ±3%. No reduction in rating for intake air temperature up to 45°C, sea water temperature up to 32°C, and relative humidity up to 60%.

Operational Conditions:

Heavy Duty: Unlimited operation hours per year, average load up to 90%, full load up to 80%. Typical gearbox ratio: 2.5 ~ 6.
Medium Duty: Up to 3,000 operation hours per year, average load up to 70%, full load up to 30% for 4 hours per 12-hour period. Typical gearbox ratio: 2 ~ 3.5.
Light Duty: Up to 1,000 operation hours per year, average load up to 50%, full load up to 20% for 2 hours per 12-hour period. Typical gearbox ratio: 1 ~ 2.5.

Engine Specifications:

Engine type: 4 cycle, V type, direct-injection, water-cooled with wet turbocharger & inter-cooler.
Displacement: 14,618 cc.
Cylinder configuration: 8 cylinders with bore x stroke of φ128 x 142 mm.
Compression ratio: 15.5:1.
Fuel consumption varies by model, with the V158TIH consuming 160 g/PS.h and the V158TIL consuming 175 g/PS.h.
Cooling system: Indirect sea water cooling with heat exchanger.
Lubricating oil capacity: Max 31 liters, Min 25 liters (Engine total: 35 liters).
Engine size: 1,337 x 1,222 x 1,074 mm.
Engine dry weight: Varies from 1,350 kg to 1,435 kg depending on the model.

Additional Information: The document includes conversion factors for various units and notes that specifications are subject to change without prior notice. Contact information for Doosan Infracore's head office and Seoul office is provided.

Catalog excerpts

V158TI MARINE ENGINE POWER RATING Note : 1) No reduction in rating for intake air temperature is up to 45 °C (318K) and sea water temperature is up to 32 °C (305K) , relative humidity is up to 60 % all data are based on operation to ISO 3046. • Heavy Duty : Operation hours are unlimited per year, at average load is up to 90 %, at full load is up to 80 % Typical gearbox ratio: 2.5 ~ 6 (Fishing trawler, Tug boat, Pushing vessel, Cargo boat, Freighter, Ferry) • Medium Duty : Operation hours are up to 3,000 per year, at average load is up to 70 % At full load is (up to 30 % / 4hrs per 12 hour operation period). Typical gearbox ratio: 2 ~ 3.5 (Fishing boat, Pilot boat, Escort boat, Passenger boat, Ferry, Cruising vessel) • Light Duty : Operation hours are up to 1,000 per year, at average load is up to 50 % At full load is (up to 20 % / 2hrs per 12 hour operation period) Typical gearbox ratio: 1 ~ 2.5 (Light weight fishing boat, Yacht, Coastguard boat, Fast boat, Fire pump, Navy, Bow thruster) DOOSAN Infracore Printed in March 2020 PS-SBM0715-E1F

Open the catalog to page 1

V158TI MARINE ENGINE Engine Specification lb/ft. = N.m x 0.737 lb/PS.h = g/kW.h x 0.00162 U.S gal. = liter x 0.264 Head office 7-11, Hwasu-Dong, Dong-Gu, Incheon, Korea TEL : 82-32-211-2246, 2248 FAX : 82-32-761-2759 Seoul Office Doosan Infracore Co. Ltd., 21st Floor, Doosan Tower, 18-12, Euljiro 6-ga, Jung-gu, Seoul, Korea. Specifications are subject to change without prior notice. DOOSAN Infracore Printed in March 2020 PS-SBM0715-E1F

Open the catalog to page 2

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