> Never ceases to amaze me how thick 3-phase power cables appear, yet cut 
> one open, and the wires encased in the cable aren't *that* thick, but 
> there's a ton of "wadding" around the actual wires inside the cable. Extra 
> fun when attempting to unplug a 3-phase device for the first time. I had 
> no idea it had to twist-on.

Yeh, we had this oven that was 3-phase, but only something like 23A. 
However, like you say, the cable was about 10x wider than a normal 13A mains 
cable, so cross-section 100x bigger.  I didn't see inside the cable, but I 
guess it was mostly shielding, armour and insulation...

Post a reply to this message