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Yuchai YC6MK (250-280kW) Series Engines for Generators
· The integrated crankshaft, postposition gear chamber and point-line gear-meshing patent technology reduce noise level
· Wet cylinder liner structure facilitates maintenance and repair
· High mean effective pressure and power density
· Improved fuel consumption by P7100 fuel pump, P-injector and Honeywell turbocharger
· Yuchai sealing technology in piston ring and valve oil seal improves lube oil consumption
· High fuel efficiency and low maintenance cost
· Reliable cold starts at -25℃ and applicable altitude at ≤2500m without derating
· Major overhaul period is more than 12000 hours
YC6MK
TECHNICAL SPECIFICATIONS
Model | YC6MK420L-D20 | YC6MK420L-D21 | YC6MK420L-D30 |
Configuration | Vertical, in-line, 6-cylinder, Water-cooled, 4-stroke | ||
Aspiration | Turbocharged and air to air inter-cooled | ||
Bore ×Stroke (mm) | 123 ×145 | ||
Displacement (L) | 10.34 | ||
Compression ration | 17.5:1 | ||
Prime power/Speed (kW/r/min) | 281/1500 | 281/1800 | 281/1500 |
Standby power/Speed (kW/r/min) | 309/1500 | 309/1800 | 309/1500 |
Fuel consumption g/(kW·h) | ≤195 | ||
Oil capacity (L) | 28 | ||
Oil consumption g/(kW·h) | ≤1 | ||
Starting method | Electric | ||
Noise Lw dB(A) | ≤102 | ||
Emission | T2 | T3 | |
Applicable altitude (m) | ≤2500 | ||
Engine dimension (L×W×H) (mm) | 1640 ×850 ×1510 | ||
Dry weight (kg) | 880 | ||
