What can I do with electrical engineering and automation? Do not be too professional terms
The role of power is to provide energy for the equipment, the length does not affect, as long as the light can continue to be stable light does not affect the router work. safe to use
Factory power supply design institute power company ... ... as long as the ability to what can ... ... Come on! The The
Power does not affect the network cable will affect the long.
Obviously, the correct wiring method should be like this: yellow green is the ground, blue is zero line, brown is the line of fire. Regular manufacturers will be in accordance with such standards to wiring, absolutely not allow the yellow-green line (two-color line) for the line of fire (phase) with, nor for the use of zero line, otherwise it will trip or other accidents.
