EC16324
16 amp single phase coupler sockets
220 - 250 volt - colour coded blue
3 pin - 2P+E (2 pole and earth)
Earth pin at 6h
Weatherproof rated to IP44 - Splash proof
IEC 309-2
This socket will only accept a matching 16 amp 3 pin blue plug, this is a standard safety feature, and these type of connectors cannot be mixed and matched.