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Chandelier 2 Inputs vs 4 Ceiling Wires: Connecting for 2-Bulb Control with 2-Button Switch

jac0205 15330 18
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How do I wire a new chandelier with only two leads to a four-wire ceiling supply so I can control some bulbs separately with a two-button switch?

You cannot get independent 1/2-bulb control from this chandelier unless it is internally wired for separate lamp groups; with only two leads coming out, it will normally be all-on or all-off, so the practical fix is to replace it with a model made for 2+1 switching or have it converted by an electrician [#17026776][#17026841] If you want all three bulbs to light together, connect blue to neutral and one switched phase wire (black or brown) to the lamp phase [#17026862] The green-yellow protective conductor should be connected to the metal chandelier housing only if the fixture is class I [#17026862][#17028438] Any second switch conductor should stay unused unless the chandelier is rewired internally for separate control [#17026862]
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  • #1 17026722
    jac0205
    Level 13  
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    Hello.

    I bought a chandelier that has a cube for 2 inputs to connect and I have 4 wires from the ceiling (black, brown, blue and green-yellow). Blue is neutral, phase is on black and brown. Yellow-green is plugged into the ankle but on the other hand no more cables come out.
    How to connect it so that it is possible to turn on 1 or 2 bulbs - 2-button switch. I am a complete layman when it comes to electricity.
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  • #2 17026767
    krzysiozak
    Level 40  
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    There were such topics, just look on the electrode.
    link

    And carefully consider the topics.

    I am a complete layman when it comes to electricity.
    So get the job done by a professional electrician, and he'll let you know what to do.
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  • #3 17026769
    osiniak75
    Level 35  
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    How many wires are connected to the cube in the chandelier?
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  • #4 17026776
    zdzicho1233
    Level 16  
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    If two cables come out of the chandelier, it is not possible to connect the light bulbs turned on separately with the first or second button in the switch.
    You turn everything on or off the chandelier.
    You can use a dimmer or convert the installation in the chandelier into three-wire, common neutral and separately the first and second light bulbs.
    Look here: https://www.elektroda.pl/rtvforum/topic1058047.html
    pzdr .............
  • #5 17026780
    krzysiozak
    Level 40  
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    Metal or dielectric chandelier?
    You may have a meter or some simple circuit tester.
    Because I conclude that the neon lamp to check where is the phase you have.
  • #6 17026784
    jac0205
    Level 13  
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    Metal chandelier, cubes in the chandelier are in wires (two veins). I don't have a meter, just a neon sign.
  • #7 17026787
    krzysiozak
    Level 40  
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    How many lamps [arms] have a chandelier.
  • #8 17026789
    jac0205
    Level 13  
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    The chandelier is for 3 lamps.
  • #9 17026796
    krzysiozak
    Level 40  
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    jac0205 wrote:
    The chandelier is for 3 lamps.


    You probably want 1, 2 or 3 light sources to shine. Or none.
  • #10 17026806
    jac0205
    Level 13  
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    Well, one bulb under one switch button, two bulbs under the other.
  • #11 17026811
    krzysiozak
    Level 40  
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    You have to wonder if this can be done for your chandelier. If there was such a possibility, it would be done from the beginning.
    Where does this chandelier come from because I don't suspect it's a new one.
    Because the metal chandelier would have a yellow-green wire input.
    His photos would be useful.
  • #12 17026822
    jac0205
    Level 13  
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    Nówka from leroy

    Chandelier 2 Inputs vs 4 Ceiling Wires: Connecting for 2-Bulb Control with 2-Button Switch Chandelier 2 Inputs vs 4 Ceiling Wires: Connecting for 2-Bulb Control with 2-Button Switch ] Link [/url]


    link
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  • #13 17026825
    cirrostrato
    Level 38  
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    krzysiozak wrote:
    You have to wonder if this can be done for your chandelier. If there was such a possibility, it would be done from the beginning.
    The daughter-in-law (sailor) bought two yacht-shaped chandeliers seen from the bottom (?), In each there were THREE BULBS and three ankle cables (one went on the mass of the chandelier), four cables came out into the ankle ceiling (another thing that the colors had "any" ...), double wall switches. With this combination of bulbs in the chandelier, of course, only three versions included or none, the son asked unconsciously whether I could manage to turn it on, 1, 2 or 3 bulbs, as a punishment he had to go for a beer and I converted both chandeliers at that time, even I found some quadruple cubes in the lumber of my son. Then my son checked in the company's offer that you had to specify how you want to turn on these bulbs, then they would do it but I would not make a brewery .... PS. Now I saw photos, kumaty electrician it will simply embrace.
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    #14 17026841
    krzysiozak
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    It can only be done if you can manage how you bought in a regular store, try to replace it with the one you want. On-line exchange may not be profitable. [known shipping costs].
    And such a conversion cannot be a makeshift.
  • #15 17026844
    jac0205
    Level 13  
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    I bought online but I picked up myself in the store so I can give back. Thanks for the help.

    Added after 4 [minutes]:

    And by the way, if I connected it to what I have so that all 3 bulbs would burn at once, which cables should I connect?
  • #16 17026862
    krzysiozak
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    Black or brown and definitely blue.
    That is, one of the switch phases and zero of the blue.

    Only I suspect you have two cubes, in the chandelier and under the ceiling, you would need to connect them with the correct length of wire so that the other two green/yellow and from phase are not hanging in the air. Or the two from the cube should be switched to the chandelier. And leave the cube with green-yellow and phase. And expertly the green-yellow should be connected to the chandelier housing.
  • #17 17026868
    jac0205
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    Ok, thanks mate.
  • #18 17028438
    zbich70
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    krzysiozak wrote:
    And expertly green-yellow should be connected to the chandelier housing.

    Of course. But only when the chandelier is in protection class I.
  • #19 17030838
    jac0205
    Level 13  
    Posts: 237
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    Subject to close. The lamp is factory-fitted for 2 + 1 connection. Thanks to everyone for your help. Greetings.
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Topic summary

✨ The discussion revolves around connecting a chandelier with two inputs to a ceiling with four wires (black, brown, blue, and green-yellow) for controlling two bulbs using a two-button switch. The user seeks guidance on how to achieve this setup, as they are inexperienced with electrical work. Responses suggest that if the chandelier has only two wires, it may not support independent control of the bulbs. Suggestions include using a dimmer or converting the installation to a three-wire system. The user confirms the chandelier is new and provides images for reference. Ultimately, it is advised to connect the black or brown wire (phase) and the blue wire (neutral) to light all three bulbs simultaneously, while ensuring proper connections for safety.
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FAQ

TL;DR: Most 2‑wire chandeliers can’t split bulbs; you need 3 conductors for two‑button control. “If two cables come out… not possible.” [Elektroda, zdzicho1233, post #17026776]

Why it matters: This helps DIYers and renters wire a 3‑lamp chandelier to a 2‑gang switch safely and correctly.

Quick Facts

Can I control 1 bulb with button A and 2 bulbs with button B if the chandelier has only two input wires?

No. Two input wires mean one circuit for all lamps. Separate control requires a third conductor inside the fixture: shared neutral and two switched lives. A dimmer can vary brightness of all bulbs together, but not split them. An electrician can rewire the chandelier internally to three‑wire. “Convert the installation in the chandelier into three‑wire.” [Elektroda, zdzicho1233, post #17026776]

How do I connect all bulbs to work together from a two‑button switch?

Use one switched live and neutral; insulate the unused live. Connect protective earth to the metal body if applicable.
  1. Isolate power at the breaker and verify it is off.
  2. Connect ceiling blue (neutral) to the lamp’s N terminal.
  3. Connect either black or brown (a switched live) to the lamp’s L; cap the other switched live safely. [Elektroda, krzysiozak, post #17026862]

What do the blue, black, brown, and green‑yellow wires in the ceiling do?

Blue is neutral. Black and brown are the two switch returns (switched lives) from a two‑gang switch. Green‑yellow is protective earth, which should bond to the luminaire’s metal body when required. Use one switched live plus neutral for a single‑circuit lamp. Insulate the unused switched live if not used. [Elektroda, krzysiozak, post #17026862]

Where should the green‑yellow wire go on a metal chandelier?

Terminate the green‑yellow protective earth to the chandelier’s earthing point when the luminaire is protection Class I. This bonds exposed metal parts to earth, improving safety in a fault. Do not omit this connection on Class I fixtures. It is part of basic safety practice for metal luminaires. [Elektroda, zbich70, post #17028438]

What if my chandelier is Class II (double‑insulated)? Do I connect earth?

No. Class II luminaires do not require a protective earth connection. They have reinforced or double insulation and typically provide no earth terminal. Do not attempt to add an earth to a Class II lamp. That is an incorrect modification and can create hazards. Connect only the live(s) and neutral as intended. [Elektroda, zbich70, post #17028438]

What does “2+1” wiring on a chandelier mean?

It means the fixture accepts two separate live inputs feeding two lamp groups while sharing one common neutral. A common arrangement with three lamps is 1+2. Each button on a two‑gang switch controls one group. An electrician can also convert many multi‑lamp fixtures to this internal split. [Elektroda, cirrostrato, post #17026825]

I bought a two‑wire fixture but want split control. Should I return or modify it?

Exchange it for a model supporting two circuits if possible. Avoid makeshift conversions. Internal rewiring should be done properly and safely by a qualified electrician. Returning is often faster and cleaner than custom modification, especially for new retail fixtures. [Elektroda, krzysiozak, post #17026841]

Can I use a dimmer instead of rewiring for split control?

A dimmer can adjust brightness of all bulbs together on a two‑wire chandelier. It will not provide separate on/off control of different bulb groups. Choose a dimmer compatible with your lamp type as specified by the manufacturer. [Elektroda, zdzicho1233, post #17026776]

How many lighting combinations do I get with a 3‑lamp, 2+1 setup?

You get four states: none, one lamp on, two lamps on, or all three on. This 4‑state flexibility is why many users prefer 2+1 wiring with a two‑gang wall switch. “You probably want 1, 2 or 3 light sources to shine. Or none.” [Elektroda, krzysiozak, post #17026796]

How can I check which ceiling wire is the phase with basic tools?

A neon test screwdriver can indicate the presence of phase on a conductor. A simple circuit tester or meter is more informative, but even a neon tester helps identify the live before you connect. Always confirm power is isolated before making any connections. [Elektroda, krzysiozak, post #17026780]

Which switched conductor should I use, black or brown?

Either black or brown can be used as the switched live to the lamp. They are separate returns from the two‑gang switch. Connect one to L and insulate the other safely if unused. Ensure neutral goes to N and earth bonds appropriately. [Elektroda, krzysiozak, post #17026862]

Is this wiring safe for a layperson to attempt?

If you are a layperson, hire a qualified electrician. “Get the job done by a professional electrician.” This avoids wiring errors, ensures compliance, and protects warranty and insurance. Safety and correct classification (Class I vs II) must be respected. [Elektroda, krzysiozak, post #17026767]

My chandelier is metal but has only two input wires—what does that imply?

Metal fixtures typically provide a yellow‑green earth connection when they are Class I. If no earth input is provided, do not improvise one. Verify the protection class on the rating label and consult a professional or exchange the fixture if needed. [Elektroda, krzysiozak, post #17026811]

My lamp is factory‑wired 2+1. How do I connect it to a 4‑wire ceiling?

Connect the lamp’s common N to the ceiling blue neutral. Connect the two live inputs (often marked L1 and L2) to the two switched returns from the wall switch (black and brown). Bond protective earth to the body if the lamp is Class I. [Elektroda, zdzicho1233, post #17026776]
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