ASR9910 router power module issue

[Yuan Li]

Dear all, As we all know, ASR9910 router has 8 power module, and first 4 module is connected to A PDU, other 4s connected to B PDU in load sharing mode. line cards and Power calculation as below attachment . MY Question is: When A PDU get down, then it can be working properly through B PDU? It means, B side can handle full load of this router?

[shijwel]

That is correct.
“At least one fully loaded AC tray is required to power a fully loaded system”
See more details here:
https://www.cisco.com/c/en/us/td/docs/iosxr/asr9000/hardware-install/overview-reference/b-asr9k-overview-reference-guide/b-asr9k-overview-reference-guide_chapter_011.html#con_708026