4 ms·
The earth pin is needed to open the covers of the other two holes.
by danellis 13y ago
The earth pin is needed to open the covers of the other two holes.
- harrytuttle 13y agoThat actually only happens on reasonable quality ones. Old and cheap shitty ones usually get stuck open or break off very rapidly. The BS spec is only good until 1 insertion after the point of sale. Source: I was a part time sparky for a few years.