Walter M601
The Walter M601 is the first turboprop engine from the Czech company Walter Engines . It is used for business travel , agricultural and military training aircraft.
history
Production of the first version (model M601A) began in 1975. After several variants, an extensive further development of the engine was presented in 1986 with the version M601E. In total, more than 1500 pieces have been built so far.
Versions
- M601A / B
- First basic models for the Let L-410 . Are no longer produced.
- M601D
- Version for the Let L410UVP-E. As M601D-1 in use by PZL Kruk and Ayres Thrush , as M601D-2 for some Dornier Do 28 , as M601D-11NZ for the Fletcher FU-24 . There is also an M601D-11.
- M601E
- improved versions (M601E-11, M601E-11A, M601E-11AS, M601E-11S, M601E-21) for the Let L410UVP-E
- M601F
- improved versions (M601FS, M601F-11, M601F-22, M601F-32) for the Let L420UVP
- M601T
- Version for the trainer PZL-130 Orlik
- M601Z
- Version for the Let Z-37T
- M601H-80
- New version with 597 kW of power, which was developed after Walter was taken over by General Electric and is said to consume seven percent less fuel.
General Electric H80
In March 2012 , Walter Engines, now trading under GE Aviation Czech , was granted type certification for the General Electric H80, which was further developed from the M601H-80, by the FAA . The GE H75 and H85 variants followed in November. The engines have, according to their designation, outputs of 750, 800 and 850 shaft HP. The MTBO is 3600 flight hours or 6600 engine cycles.
Technical specifications
The engines are twin-shaft turboprop propulsion systems with flow against the direction of flight, in which two axial and one centrifugal compressor stages are used for the gas generator , which are driven by a single-stage turbine . Another single-stage axial power turbine drives the propeller via a two-stage gearbox with a reduction ratio of 15: 1.
| M601D | M601E | M601F | M601Z | GE H80 | |
|---|---|---|---|---|---|
| Starting power | 540 kW | 560 kW | 580 kW | 382 kW | 597 kW |
| Max. Continuous output | 490 kW | 500 kW | 245 kW | 597 kW | |
| Propeller speed | 2080 | 1900 | 2080 | ||
| Dimensions | 193 kg | 200 kg | 202 kg | 201 kg | 202 kg |
| Dimensions | 650 mm × 590 mm × 1675 mm | ||||
Web links
- Walter: Manufacturer website for the M601
- Comp Air: Walter M601D
- General Electric: M601H
- EASA-TCDS-E.070 (PDF; 131 kB) - Type certification of the "M601" series
Individual evidence
- ↑ GE Aviation Czech press release of March 14, 2012 ( memento of the original of January 9, 2014 in the Internet Archive ) Info: The archive link was automatically inserted and not yet checked. Please check the original and archive link according to the instructions and then remove this notice.
- ↑ GE Aviation Czech press release from November 20, 2012 ( Memento of the original from January 18, 2013 in the Internet Archive ) Info: The archive link has been inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice.
