For this reason, three-phase control panels often use indicator lights of the old colours.
A new cable with a black, a white, and a ground wire is run from the fixture box to a newly installed switch.
Here is a typical MPO cable: Breakout cables for MPO cable plants need color codes to keep track of the individual connector fibers.
This is an easy and affordable way to convey a clear message throughout a facility.
On this page, we will refer to a fluorescent light bulb as a lamp or tube.
This is the same colour as the old neutral wire.