Black wires are for single live wires red for second active wires and blue for three phase active lines. Blue yellow violet and brown wires often act as the travelers to transfer power between the switches in 3 way and 4 way switch.
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Blue and black wire. A black wire is often used in a circuit as a switch leg the connection that runs from the switch to the electrical load. For neutral ground the blue wire should be used. Which do i put. Blue and yellow electrical wires. Blue wire is for the light if light is included with the fan. Black wire is never used for a ground or neutral wire and should be used as the power feed for a switch or an outlet.
Us ac power circuit wiring color codes canada. In addition red wires are used to connect hardwired smoke detectors to the homes power system. Black wire is for the fan. Its possible to link two red wires together or a red wire to a black wire. The black wire from the ceiling fan is the hot wire that runs the motor and turns the fan blades. The blue and black wire coming out of the card reader usb there is also wireless symbol in the front.
Black red and blue are used for 208 vac three phase. Green wire is for the ground. The blue wire is the hot wire for the. I have the same question. Black wires are used to provide power in the circuit. Opening up an outlet or light switch box you might be confronted with a bewildering array of wires of different colorsblack white bare copper and other colors closely intermingle yet each one has a specific purpose.
The white wire is neutral and completes the fan circuit. In 220 volt circuits red wires are the secondary live wires. Brown orange and yellow are used for 480 vac. Blue and black very small wires with very small plactic connector where does it go. Canadian wiring is governed by the cec canadian electric code. Brown or black wires should be used for hot and live wires.
Hp pavilion s5000 desktop pc series. Microsoft windows 7 64 bit view all 2 2 replies 2. Conductors larger than 6 awg are only available in black and are color taped at the ends. Knowing the purpose of each wire will keep you safe and your houses electrical system in top working order. Cable 2 has earth brown black and blue. White wire is neutral.
I have 8 wires. Like black wires they can also be used in some types of switch legs. Europes international electrotechnical commission code states that green yellow wires are protective ground wires.
Gallery of Blue And Black Wire
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