50kw natural gas engine
Power brand of high technology of Hualing Power, is a representative of highest power technology in the world and of theory of cleanness and environment protection.
HL493CNGZ researched and developed independently by Hualing Power, is a flagship product designed with the frontline science and technology of internal combustion engine.
Comfort breakthrough low noises, Low vibration, Less gear shifting.
HL493CNGZ passed through more than 1, 000 hour bench tests, road tests of the vehicles, road surface experiments over five years and plateau, high temperature, cold area tests. The advanced technology, outstanding performance and fine reliability is achieved.
|Engine model|| HL493CNGZ|
|Type || Four stroke, in-line, water colling, electric-controlled injection, vale in head, dry type thin wall chromium plating cylinder jacket|
|Cylinder ||4 |
|Number-Bore X Stroe ||93 X 102 |
|Displacement ||2.771 |
|Compression proportion ||12: 1 |
|Air admission way ||Turbocharged |
|Rated power kw/PS ||68 |
|Rated speed r/min ||3600 |
|N. m/r/min Max. torque/speed ||210/200|
|Standard fuel ||Natural gas GB18047-12T |
|Lowest fuel consumption g/kw. h||≤ 210 |
|Fire order || 1-3-4-2|
|Fire method || ECU|
|Starting way || Electric start|
|Idle speed r/min||800± 50 |
|Max. speed r/min|| 4000|
|Oil brand || SAE15W/40|
|Max. exhaust temperature ||≤ 650 |
|Crankshaft rotation ||Counterclockwise |
|Net mass kg || 230|
|Dimensions L*W*H mm|| 775*620*761|