Wiring A Plug Flashcards
1
Q
Why must the fuse always be on the live side?
A
If it was on the neutral side, the appliance would be at a dangerously high voltage even if the fuse blew.
2
Q
What does the earth wire connect to?
A
The metal casing
3
Q
What is the purpose of the earth wire?
A
To provide a low resistance path for current to flow down to earth if the live wire touches the metal casing.
4
Q
Why are fuses and switches always wired into the live side?
A
If they were in the neutral side, the appliance would be live even if the appliance was switched off or the fuse was blown.
