The way he described it and the pictuce of the breakers he showed me show screw terminations for incoming feeders and screw terminations for line connections. These breakers are din rail mounted NOT on a bus like, for example, a Square D or GE main panel. They are similar to a fuse block in a...
I'm an American trying to help a friend in the UK hook up a branch circuit. He received several 2 pole breakers for this task and wants to know how to connect his feeders to the RCD. Now in US our 220V lines use a 2 pole breaker and 3 wires (2 "HOT" black lines connected to individual phases of...