Sure,
Approved final circuits are:
A1 2.5mm on a 32A ring final
A2 4mm on a 32A radial
A3 2.5mm on 20A radial
See table 8A in your OSG!
Approved final circuits are:
A1 2.5mm on a 32A ring final
A2 4mm on a 32A radial
A3 2.5mm on 20A radial
See table 8A in your OSG!