09 January 2021
CASC completed a reliability tests for its CZ-5B high-thrust oxyhydrogen engine on 8 January at its rocket engine test facility in Beijing. The engine type is prepared for the CZ-5B rocket launching the space statio modules with the first CSS module expected for orbiting in spring. The engine ran 500 seconds during the test – the same amount of time of its designed full work cycle. It is the 4th time the engine has been tested with 500 seconds, showing great ability of extending service life, one of the goals of the test. The analysis and inspection will be conducted after the test.
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Link to CNSA YouTube video of testing the CZ-5 YF-77 engine one year ago with views of the test facility in Beijing