I have recently procured a 25m roll of 3-core 4mm2 armoured cable to connect to a IP65 garage ( 40A RCD incorporating 16A & 6A MCB ) consumer unit . Would either a 25A or 32A isolator switch suffice?
I have recently procured a 25m roll of 3-core 4mm2 armoured cable to connect to a IP65 garage ( 40A RCD incorporating 16A & 6A MCB ) consumer unit . Would either a 25A or 32A isolator switch suffice?
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