pc keeps shutting down every 3.45 mins

hi all i have a strange problem with my pc it has very recently started just stopping.
screen goes black windows stops pc powers off reboots through bios then comes back on at exactly the same spot it shut down at ie if downloading comes back on with me logged in and downloading at exactly the same spot it stopped
opened event viewer and there is 0 critical issues
However in the information tab i have information
in the kernel general
- <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
<Provider Name="Microsoft-Windows-Kernel-General" Guid="{A68CA8B7-004F-D7B6-A698-07E2DE0F1F5D}" ></Provider>
<EventID>1</EventID>
<Version>1</Version>
<Level>4</Level>
<Task>5</Task>
<Opcode>0</Opcode>
<Keywords>0x8000000000000010</Keywords>
<TimeCreated SystemTime="2018-01-26T17:45:54.500004300Z" ></TimeCreated>
<EventRecordID>2315</EventRecordID>
<Correlation ></Correlation>
<Execution ProcessID="4" ThreadID="11436" ></Execution>
<Channel>System</Channel>
<Computer>messyfur-PC</Computer>
<Security UserID="S-1-5-18" ></Security>
</System>
- <EventData>
<Data Name="NewTime">2018-01-26T17:45:54.500000000Z</Data>
<Data Name="OldTime">2018-01-26T17:44:46.296600800Z</Data>
<Data Name="Reason">2</Data>
</EventData>
</Event>

and also a power trouble event
Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
<Provider Name="Microsoft-Windows-Power-Troubleshooter" Guid="{CDC05E28-C449-49C6-B9D2-88CF761644DF}" ></Provider>
<EventID>1</EventID>
<Version>2</Version>
<Level>4</Level>
<Task>0</Task>
<Opcode>0</Opcode>
<Keywords>0x8000000000000000</Keywords>
<TimeCreated SystemTime="2018-01-26T17:40:46.204822500Z" ></TimeCreated>
<EventRecordID>2302</EventRecordID>
<Correlation ActivityID="{F631984D-D23A-4CD9-B0F3-1CB6DF288963}" ></Correlation>
<Execution ProcessID="2968" ThreadID="11248" ></Execution>
<Channel>System</Channel>
<Computer>messyfur-PC</Computer>
<Security UserID="S-1-5-19" ></Security>
</System>
- <EventData>
<Data Name="SleepTime">2018-01-26T13:52:23.788366800Z</Data>
<Data Name="WakeTime">2018-01-26T17:40:38.782961500Z</Data>
<Data Name="SleepDuration">6063</Data>
<Data Name="WakeDuration">293</Data>
<Data Name="DriverInitDuration">197</Data>
<Data Name="BiosInitDuration">0</Data>
<Data Name="HiberWriteDuration">5600</Data>
<Data Name="HiberReadDuration">5669</Data>
<Data Name="HiberPagesWritten">189175</Data>
<Data Name="Attributes">33571073</Data>
<Data Name="TargetState">6</Data>
<Data Name="EffectiveState">5</Data>
<Data Name="WakeSourceType">0</Data>
<Data Name="WakeSourceTextLength">0</Data>
<Data Name="WakeSourceText" ></Data>
<Data Name="WakeTimerOwnerLength">0</Data>
<Data Name="WakeTimerContextLength">0</Data>
<Data Name="NoMultiStageResumeReason">0</Data>
<Data Name="WakeTimerOwner" ></Data>
<Data Name="WakeTimerContext" ></Data>
</EventData>
</Event>
both these errors are happening same time as the shutdown
and these are happening every 3.45 mins
any ideas would be greatly appreciated
oh system is
asus p5q pro m/b
q6600 chip
8 gig corsair dominator ddr2 ram
running windows 10

(sorry about posting this twice but posted in wrong section)