My gl x3000 keeps turning off can someone help please

i have a gl x3000 and it keeps turning of completley agter 15 minutes like its loosing power but i have tried many differnt sim card, plugs and reset it many many times , nothing seems to work. anyone had the same issueor can help? here is the log

The attachment is detected containing virus so I removed it. Not sure there is because I don’t open it.