Cooker brakes consumer unit

[Diykevxx40]

I live in UK and have a electric cooker problem is it keeps trip'ing it's bracker it's 3rd cooker I have had thinking it was at falt I don't think it is X3 what's chances.
It is on its own circuit consumer unit to kitchen wall switch/single socket to (behind cooker) twin socket back with single socket and covered 3block termanle witch cooker is wired to ever time it trips it nocks out everything except boiler

 

[AndyPRK]

Pictures help us understand.

Consumer unit. Whats tripping

Where cooker connects

 

[securespark]

Sounds like there is a fault in the supply cable which is tripping the RCD.