Servers panic abrupt loss power SRT10KVA

[adiriot]

One of the racks have all the servers crashed abruptly. Can anyone interpret from this log? It returned from bypass and the message graceful shutdown period has ended and outlet groups was turned off. We had a power shutdown for a few minutes, the ups lcd panel states that it should last 3hrs.

11/10/2021 11:18:26 Device UPS: Main input bad cleared. 0x01B1
11/10/2021 11:18:25 Device UPS: No longer on battery power. 0x010A
11/10/2021 11:18:25 Device UPS: An input voltage or frequency problem no longer prevents switching to bypass mode. 0x0210
11/10/2021 11:16:57 Device UPS: Main input bad. 0x01B0
11/10/2021 11:16:57 Device UPS: On battery power in response to low input frequency. 0x0109
11/10/2021 11:16:56 Device UPS: Bypass not in range ; distorted waveform. 0x020F
11/10/2021 11:05:26 Device UPS: Self-Test passed. 0x01D2
11/10/2021 11:05:05 Device UPS: Self-Test started by front panel. 0x0137
11/10/2021 11:04:37 Device UPS: The power for switched outlet group 3, Outlet Group 3, is now turned on. 0x0134
11/10/2021 11:04:37 Device UPS: The power for switched outlet group 2, Outlet Group 2, is now turned on. 0x0134
11/10/2021 11:04:37 Device UPS: The power for switched outlet group 1, Outlet Group 1, is now turned on. 0x0134
11/10/2021 11:04:37 Device UPS: The power for the main outlet group, Unswitched Group, is now turned on. 0x0134
11/10/2021 11:04:36 Device UPS: The output power is now turned on. 0x0113
11/10/2021 11:04:34 Device UPS: Main outlet group, Unswitched Group, has been commanded to turn on, sequenced. 0x0174
11/10/2021 11:04:33 Device UPS: Switched outlet group 3, Outlet Group 3, has been commanded to turn on, sequenced. 0x0174
11/10/2021 11:04:33 Device UPS: Switched outlet group 2, Outlet Group 2, has been commanded to turn on, sequenced. 0x0174
11/10/2021 11:04:33 Device UPS: Switched outlet group 1, Outlet Group 1, has been commanded to turn on, sequenced. 0x0174
11/10/2021 11:04:30 Device UPS: An abnormal output voltage no longer exists. 0x0129
11/10/2021 11:00:43 Device UPS: Main input bad cleared. 0x01B1
11/10/2021 11:00:42 Device UPS: An input voltage or frequency problem no longer prevents switching to bypass mode. 0x0210
11/10/2021 10:56:48 Device UPS: The power for switched outlet group 3, Outlet Group 3, is now turned off. 0x0135
11/10/2021 10:56:48 Device UPS: The power for switched outlet group 2, Outlet Group 2, is now turned off. 0x0135
11/10/2021 10:56:48 Device UPS: The power for switched outlet group 1, Outlet Group 1, is now turned off. 0x0135
11/10/2021 10:56:48 Device UPS: The power for the main outlet group, Unswitched Group, is now turned off. 0x0135
11/10/2021 10:56:48 Device UPS: Main input bad. 0x01B0
11/10/2021 10:56:48 Device UPS: The output power is turned off. 0x0114
11/10/2021 10:56:48 Device UPS: The graceful shutdown period has ended. 0x014F
11/10/2021 10:56:48 Device UPS: Return from bypass, internal hardware fault no longer present. 0x01B2
11/10/2021 10:56:48 Device UPS: Bypass not in range ; distorted waveform. 0x020F
11/10/2021 10:43:39 Device UPS: In bypass in response to an internal hardware fault. 0x011B
11/10/2021 10:43:39 Device UPS: An abnormal output voltage exists. 0x0128
11/10/2021 10:43:34 Device UPS: Main input bad cleared. 0x01B1
11/10/2021 10:43:33 Device UPS: No longer on battery power. 0x010A
11/10/2021 10:43:33 Device UPS: An input voltage or frequency problem no longer prevents switching to bypass mode. 0x0210
11/10/2021 10:43:11 Device UPS: On battery power in response to rapid change of input. 0x0109
11/10/2021 10:43:11 Device UPS: Bypass not in range ; low voltage. 0x020F
11/10/2021 10:43:11 Device UPS: Main input bad. 0x01B0