If you don't do this, how do you deal with the lines?
The grounding wire can be connected to the metal casing of the pendant lamp, and can not be connected without the metal shell
If you are wrong, the root of "yellow" line, is actually "yellow green color line" is according to your ground. In that connection, the lamp is lit up, but there is a leakage circuit breaker, leakage circuit breaker will trip.
In accordance with the standard wiring, one FireWire three lines in (Hong Xian), a zero line (Huang Xian), a ground wire (yellow green color line)
