Walter M601
The Walter M601 is a turboprop aircraft engine produced by Walter Aircraft Engines of the Czech Republic. The company's first turboprop, the M601 is used in business, agricultural and military training aircraft.
| M601 | |
|---|---|
 | |
| Partially sectioned M601E | |
| Type | Turboprop |
| National origin | Czech Republic |
| Manufacturer | Walter Aircraft Engines |
| First run | 1967 |
| Major applications | Let L-410 Turbolet PAC FU-24 Fletcher PZL-130 Orlik |
| Developed into | GE Aerospace Czech H80 |
An M601 mounted on an L-410 UVP in the Kbely museum, Prague
Development
The turboprop was designed for use on the Let L-410 and the M601 first ran in 1967. It was not suitable for the prototype L-410 and the company developed an upgraded version, the M601A, with a slightly wider diameter.
Variants
- M601A
- Initial production variant for early version of the Let L410.
- M601B
- Production variant for the Let L410UVP.
- M601D
- Developed for the Let L410UVP.
- M601D-1
- Agricultural variant for high-cycle operation, used on the PZL Kruk and Ayres Thrush.
- M601D-2
- Special variant for paradrop aircraft, used on the Do 28 and some Finist conversions.
- M601D-11
- Agricultural and paradrop variant with a higher Time Between Overhaul of up to 1800 hours.
- M601D-11NZ
- Downrated variant for use in the FU-24 Fletcher.
- M601E
- Developed for the Let L410UVP-E.
- M601E-11
- General use engine with sub-variants of differing TBO.
- M601E-11A
- Variant of the 11 for use at higher operating altitudes and modified with a low pressure bleed air system for pressurised aircraft.
- M601E-21
- Variant for the L410-UVP-E used for hot and high operations.
- M601F
- Variant intended for use on the L420.
- M601FS
- M601F-11
- M601F-22
- M601F-32
- M601FS
- M601T
- Aerobatic variant for use on the PZL Orlik.
- M601H-80
- now the GE Aerospace Czech H80
- M601Z
- Agricultural variant for use on the Z-37T.
Applications
Specification (M601D-1)
Components
- Compressor: 2-stage axial compressor and 1-stage centrifugal compressor
- Combustors: annular
- Turbine: 1-stage high-pressure and 1-stage free
Performance
- Maximum power output: 544 kW, 490 kW continuous (740 hp, 657 hp continuous)
- Turbine inlet temperature: 690°C
- Specific fuel consumption: 377 g/kW·h (.62 lb/hp-h)
- Power-to-weight ratio: 2.76:1 (kW:kg)
See also
Related development
Comparable engines
Related lists
References
External links
Wikimedia Commons has media related to Walter M601.
- Walter M601 page
- GE Completes Acquisition of WALTER AIRCRAFT ENGINES
- Walter M601 page on GE Aviation
- European Aviation Safety Agency - Type Certificate Data Sheet E.070 Walter M601 series Archived 2009-12-23 at the Wayback Machine
- Walter M601D
- A Turbine in Every Cowling? Czech This Out: The Walter M601 turboprop
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