Bought a 32A 4 pole isolator switch. Using it on a single phase. The terminals are marked up L1, L2, L3 & N on one side & T1, T2, T3 & N on the other. Do I use L1 & N as the supply & T1 & N as the load, or the other way round, or doesnt it matter.
Cheers.
Cheers.