Main Bus Switching Unit (MBSU) 3 Failure: This morning, a critical bus loss occurred on MBSU 3 that brought down loads on channels 3A and 3B. Major impacts included KU-band, Alpha Magnetic Spectrometer (AMS), Control Moment Gyro (CMG)-3 and Space Station Remote Manipulator System (SSRMS) redundancy. Troubleshooting was not successful and teams are assessing the …
April 30, 2019 at 12:00AM
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