Wartsila RT-flex58T low-speed marine diesel engine is custom-designed to provide economic and reliable propulsion for bulk carriers and oil tanker with load capacity from 2000 to 150000t. 。
Applicable for all ship types, from small/handymax to Cape of Good Hope type and Suez type.
Cylinder Bore | Stroke | Rotating Speed | R1 Mean Effective Pressure | Piston Speed | Fuel Oil |
580mm | 2416rmm | 84-105rpm | 20.2bar | 8.5m/s | 700cSt/50° |
Rated Power, Dimensions and Weights | ||||||
Number of Cylinders | Output in kW at | Length | Weight | |||
105rpm | 84rpm | |||||
R1 | R2 | R3 | R4 | |||
5 | 11300 | 7900 | 9050 | 7900 | 6381 | 281 |
6 | 13560 | 9480 | 10860 | 9480 | 7387 | 322 |
7 | 15820 | 11060 | 12670 | 11060 | 8393 | 377 |
8 | 18080 | 12640 | 14480 | 12640 | 9399 | 418 |
Dimension | B | C | D | E | F | G |
3820 | 1300 | 8822 | 3475 | 10880 | 2000 | |
Automatic Fuel Consumption | ||||||
Full Load | ||||||
Stage Point | R1 | R2 | R3 | R4 | ||
Brake mean effective pressure | 20.2 | 14.1 | 20.2 | 17.7 | ||
IMO Tier I | RTA |
|
170 | 162 | 170 | 166 |
RT-flex | Standard Adjustment | 170 | 162 | 170 | 166 | |
IMO Tier II | RTA |
|
174 | 168 | 174 | 170 |
RT-flex | Standard Adjustment | 171 | 165 | 171 | 167 | |
Part Load,% of R1 | 85 | 70 | 85 | 70 | 60 | |
Variable Standard | Standard | Standard | Delat | Delat | Low-Load | |
IMO Tier I | 166 | 166.5 | 165.6 | 165 | - | |
IMO Tier II | 167.8 | 167 | 167.1 | 165.5 | 164.5 |