You must protect them against overcurrent per 2405. If the light can be turned on or off from switches at each.
Why Are There Four Electrical Lines 12 Wires In This
4 wires light fixture. Once the wires are disconnected unscrew here and the fixture is off the ceiling. At this time you can install light bulbs and turn the breaker back on. My light only had ground green neutral and hot. My recessed light fixture boxes are small and theres no way i can fit 4 cables they have 2 knockouts and are about 9 cu. Again this may vary given the light fixture youre working with. Be sure to.
Im replacing some old light fixtures with recessed light fixtures and when i removed the old fixtures i found that there are 4 romex cables in each ceiling box. One for the light one for the motor. For class 1 control circuits follow. Same image as above this one pointing out how to remove the light fixture. If youre using fixture wires for motor control circuit taps follow 43072a. Remove old light fixture.
Per 40210 and 40211 you can use fixture wires to connect luminaires but you cant use them as branch circuit conductors fig. After youve disconnected the wires the old light fixture is generally free to be removed. Attach the new light fixture to the ceiling mount using screws bolts or whatever other style of hardware is provided. Turn on the power. When the fan was removed i had four wires. Theres no universal way.
Connect the new wires. You can also use them for elevators and escalators 62011c class 1 control and power limited circuits 72527b and nonpower limited fire alarm circuits 76027b. Unscrew the wire connectors the red parts in the image above and separate the fixture wiring from the ceiling wiring. The other black and white wires are the electrical circuit for the switch. Ground neutral white and two hot black and red. One of the black and white wires goes to the light fixture.
Mount the new fixture. Disconnect the wires and move the old light fixture to a safe place. Bring out the new light fixture and match the differently coloured wires to the wires hanging from the ceiling using the provided connector system.
Gallery of 4 Wires Light Fixture
