QA

Question: How To Run Recessed Lighting Wiring

Should recessed lights be wired in series or parallel?

Your recessed lighting should not be wired this way, as it causes a drop in amperage to the light farthest from the circuit breaker in the series, and if one fixture fails, the others fail, similar to how when one light burns out in a strand of Christmas lights, they all fail.

What wire do I need to run recessed lights?

State or city electrical codes may require a specific type and/or gauge of wire to safely install recessed lighting fixtures. The electrician will know these requirements. Typically, a 12-gauge cable with two insulated conductor wires and a ground wire are used.

Can I daisy-chain recessed lights?

Remember that you must run one ultra-thin extension cable (or run of low voltage wire) for each light. You can not daisy chain multiple lights together.

How many lights can I put on one switch?

There is no limit to the number of lights on a circuit. The load of the fixtures is what determines how many lights a circuit can accommodate. A conventional 15A circuit can have up to 1400W of lighting loads connected to it. A 1400 Watts lighting load can accommodate one 1400W fixture or fourteen 100W fixtures.

Can you put lights and outlets on the same circuit?

Yes, you can. The average home uses an indoor distribution board that houses the breakers of the majority of circuits in the home. A circuit controlled by a 15A circuit breaker (which a lot of contractors use for general lighting) can also accommodate outlets.

Should LED be connected in series or parallel?

Unlike LEDs that are wired in series, LEDs wired in parallel use one wire to connect all the positive electrodes of the LEDs your using to the positive wire of the power supply and use another wire to connect all the negative electrodes of the LEDs your using to the negative wire of the power supply.

How many LED recessed lights on a circuit?

Breaker Limitations Each CFL or LED bulb typically gives the same amount of light as a 60-watt incandescent bulb while drawing 10 watts or less, which is equivalent to a current draw of 1/12 amp. Thus a 15-amp circuit can safely control 180 or more fixtures that use CFL or LED bulbs.

How many lights can be on a 15 amp circuit?

You can put up to 30 lights (based on 50 watt light) on a 15 amp breaker.

How do I switch recessed lighting?

Instructions Open the Fixture and Test for Power. Remove the dome or shade on the ceiling light, then remove all light bulbs. Remove the Fixture. Cut Out the Fixture Hole. Remove the Old Box. Connect the Circuit Cable. Connect the Fixture Wires. Install the Recessed Fixture. Turn On the Power.

How do I run multiple lights off one switch?

You can do this light switch wiring in one of two ways. The most common is to daisy-chain the light fixtures by connecting them to each other and hooking the first one up to the switch. The other way to wire multiple lights to one switch is to connect all of them directly to the switch in a “home run” configuration.

Can you use 12 2 wire recessed lighting?

2 Answers. As long as you have a 15A circuit breaker on that circuit, it’s OK to use 12/2 NM cable for your lights.

What type of wire is nm B?

NM-B is a non-metallic electrical wire used in residential building wiring for various devices and outlets. It is mostly used in devices characterized as damp or wet, such as washing machines and dishwashers. It can also be applied in switches, tile walls, and lighting.

Can I use 14-gauge wire for lights?

As long as you don’t put too many lights on the light circuit, you can usually control that circuit with a 15-amp breaker, as well as wire it with a 14-gauge wire. On the other hand, an outlet circuit controlled by a 20-amp breaker requires a 12-gauge wire.

How do you daisy-chain LED recessed lights?

In the attic, run a wire from over the switch location to the first six-inch light, then to the next and so on until all six-inch lights are daisy-chained to the switch location. Daisy chain the two small lights back to the same location using a separate set of wires.

Are Daisy wires parallel or series?

A common misconception when doing receptacle wiring is that, when you daisy-chain them in a circuit, you’re wiring them in series. You’re actually wiring them in parallel, and that’s a whole different thing. Virtually all devices in residential circuits – except for switches – are wired in parallel.

What is daisy-chain wiring?

In electrical and electronic engineering, a daisy chain is a wiring scheme in which multiple devices are wired together in sequence or in a ring, similar to a garland of daisy flowers. Daisy chains may be used for power, analog signals, digital data, or a combination of them.

Are there 4 way switches?

4-Way Switches Four-way switches are used to control lighting from three or more locations. Four-way switches are used in combination with 3-way switches. There are four terminals that provide two sets of toggle positions on a 4-way switch. Each set of terminals is one of the toggle positions.

How many downlights should a circuit have?

The limit is 12, unless you are installing devices that have a known load. In the case of a LED light which is hardwired in, or a smoke alarm, you can put as many of these devices on the circuit providing you don’t exceed the 80% load.