Wartsila W-X35 low-speed marine diesel engine is designed to provide economic and reliable propulsion for various medium and small commercial ship, such as handysize bulk carrier, oil tanker, break-bulk carrier, refrigerated ship, container feeder ship and handysize LPG ship. Equipped 5-8 cylinders, with rated power of 3475-6960kw, speed of 142-167rpm.
Cylinder Bore | Stroke | Rotating Speed | R1 Mean Effective Pressure | Piston Speed | Fuel Oil |
350mm | 1550rmm | 142-167rpm | 21.0bar | 8.6m/s | 700cSt/50° |
Rated Power, Dimensions and Weights | ||||||
Number of Cylinders | Output in kW at | Length | Weight | |||
167rpm | 142rpm | |||||
R1 | R2 | R3 | R4 | |||
5 | 4350 | 3475 | 3700 | 3475 | 4434 | 69 |
6 | 5220 | 4170 | 4440 | 4170 | 5046 | 80 |
7 | 6090 | 4865 | 5180 | 4865 | 5658 | 90 |
8 | 6960 | 5560 | 5920 | 5560 | 6270 | 98 |
Dimension | B | C | D | E | F | G |
2264 | 830 | 5556 | 1220 | 6850 | 1326 | |
Automatic Fuel Consumption | ||||||
Full Load | ||||||
Stage Point | R1 | R2 | R3 | R4 | ||
Brake mean effective pressure | 21 | 16.8 | 21 | 19.8 | ||
IMO Tier II | RT-flex | Standard Adjustment | 176 | 170 | 176 | 174 |
Part Load,% of R1 | 85 | 70 | 85 | 70 | 60 | |
Variable Standard | Standard | Standard | Delat | Delat | Low-Load | |
IMO Tier II | 172.8 | 172 | 172.1 | 170.5 | 169.5 |