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The PZL Rzeszów SO-1 and PZL Rzeszów SO-3 are Polish turbojet engines designed by the Instytut Lotnictwa (Institute of Aeronautics ) and manufactured by WSK PZL Rzeszów, to power the PZL TS-11 Iskra jet trainer. Thirty SO-1s were built, this being superseded by the improved SO-3, of which a further 580 were built.[1] The engine has a seven-stage compressor, annular combustion chambers, and a single-stage turbine.

SO-1/SO-3
SO-3W engine on display at the Polish Aviation Museum
Type Turbojet
National origin Poland
Manufacturer WSK PZL Rzeszów
First run November 1968
Major applications PZL TS-11 Iskra
Number built 580

Variants


SO-1
Original production. Overhaul life 200 hours.[2]
SO-3
Improved version of SO-3, intended for tropical use. Modified compressor, combustion chamber and turbine.[2] Overhaul life 400 hours.[3]
SO-3W22
Modified version for PZL I-22 Iryda, 10.79 kN (2,425 lbf) rating, renamed PZL-5.[4]

Applications



Specifications (SO-3)


Compressor intake
Compressor intake

Data from Jane's All The World's Aircraft 1988-89.[2]

General characteristics

Components

Performance


See also


Comparable engines

Related lists


References


  1. Lambert 1993, p.630.
  2. Taylor 1988, p.699.
  3. "Silnik lotniczy do TS-11 ISKRA". AMW - Agencja Mienia Wojskowego. Archived from the original on 2011-07-23. Retrieved 2010-01-24.
  4. Taylor 1996, p.572.



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