If there is a 5th pin then this most likely goes to an electric reverse lockout solenoid typically found on boat trailers. The older color codes in the table reflect the previous style which did not account for proper phase rotation.
If you are running 220 volt or more then you will probably have multiple hot wires connecting to the fixture s brown wire.
Green and yellow wire in a plug. The united kingdom now follows the bs 7671 iec ac plug cable colour codes. The protective ground wire listed as green yellow is green with yellow stripe. But looking deeper the color of the wires inside of the sheathing reveals that different colored wires serve different purposes.
The national electrical code nec says that white or gray must be used for neutral conductors and that bare copper or green wires must be used as ground wires. This wire provides a return path for electricity under fault conditions to ensure that. Youll use yellow mainly as switch legs to fans structural lights and switched outlets.
Green to green with yellow stripe. On a wishbone 4 way connector the white wire is ground yellow is left turn signal yellowbrown is left side running lights green is right turn signal and greenbrown is right side running lights. Animated instructional video demonstrating how to wire up a plug and a humorous critique of 1950s culture now in one handy package.
The uk earth wires are identified by green and yellow earth wires. These colors are used for the live wire pulled through conduit. Yellow and blue electrical wires are also used to carry power but are not for wiring the outlets for common plug in electrical devices.
What are the new uk plug wiring colours. Iec most of europe ac power circuit wiring color codes. Click to expand infographic.
The wire with greenyellow insulation is the circuit protective conductor cpc generally know as the earth. The uk fixed wiring colour standards are now universal in europe like socapex wiring circuits similarly this will be reflected on power connectors that are. Remember that you should only run higher voltage if you have to.
Beyond that are general industry accepted rules about wire color that indicate their purpose. Green with yellow stripe is the ground and will go to the building green.