Just wondering...

mo2

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Birmingham
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I have a circuit in my house with 760w worth of lighting if I wanted to fit a chandelier on the circuit which would mean I'd have more than 800w on the circuit how would i do it?

I'm fairly new to electronics of this nature so some ideas would be appreciated
 
Will depend on wiring and circuit protection.

I'll assume wired in 1.5 T&E with a 6 amp breaker at 230v - you'd have a total power requirement of 1560W so would be over your breakers limit.
In this instance you would need to change to a 10A breaker - cabling would be fine.

EDIT - Misread that I think - if the total is 800 then it will be ok as is - but only an extra 40W for a chandelier?
 
the_jinj said:
Will depend on wiring and circuit protection.

I'll assume wired in 1.5 T&E with a 6 amp breaker at 230v - you'd have a total power requirement of 1560W so would be over your breakers limit.
In this instance you would need to change to a 10A breaker - cabling would be fine.

EDIT - Misread that I think - if the total is 800 then it will be ok as is - but only an extra 40W for a chandelier?

woah that didn,t make much sense what does 1.5 T&E mean? and if so would would changing the breaker be cheap\expensive\easy\hard
 
mo2 said:
the_jinj said:
Will depend on wiring and circuit protection.

I'll assume wired in 1.5 T&E with a 6 amp breaker at 230v - you'd have a total power requirement of 1560W so would be over your breakers limit.
In this instance you would need to change to a 10A breaker - cabling would be fine.

EDIT - Misread that I think - if the total is 800 then it will be ok as is - but only an extra 40W for a chandelier?

woah that didn,t make much sense what does 1.5 T&E mean? and if so would would changing the breaker be cheap\expensive\easy\hard

What I was getting at is more info is required - how is it wired? Size of cable, rating of fuse/breaker - wattage of the light fitting etc
 
the_jinj said:
mo2 said:
the_jinj said:
Will depend on wiring and circuit protection.

I'll assume wired in 1.5 T&E with a 6 amp breaker at 230v - you'd have a total power requirement of 1560W so would be over your breakers limit.
In this instance you would need to change to a 10A breaker - cabling would be fine.

EDIT - Misread that I think - if the total is 800 then it will be ok as is - but only an extra 40W for a chandelier?

woah that didn,t make much sense what does 1.5 T&E mean? and if so would would changing the breaker be cheap\expensive\easy\hard

What I was getting at is more info is required - how is it wired? Size of cable, rating of fuse/breaker - wattage of the light fitting etc

OK well the circuit is a new one quite recently installed an extension to the house blue\brown\bare earth wiring The breaker box from left to right as my pictures are not very clear (i have a vga camera phone...want to get a new phone)

two red switches
Lighting/smoke detector mcb I used this when I changed a light fitting in the extension to a four plate spotlight (lights in the old part of the house stayed on)

RCD I dunno what this is, but it has a switch and a T button

sockets mcb - I used this when I changed the white sockets downstairs in the extented part of the house to brass ones(rest of the house's sockets stayed on

I don't actually know what the wattage of my chandeliers will be because I have not chosen I just wanted to know if it was possible and if so how?

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You currently have a 10A MCB for the lighting which will allow you to have upto 2300W of lighting on this circuit, so there should be no problems with your proposals
 
Say the light you want is say 5 x 60W bulbs it is a straight replacement for the existing fitting - 10A breaker would be ok for upto 2300W (at 230v)
 
Can soembody explain the wiring there aswell there are loads of wires that come out of the two fuse boxes and the tripper, and jinj so if i dont have any probs with the breaker will there be any issues with fuses or am i being stupid

thx rf for speedy reply aswell
 
All the wires feed different circuits around the house. You will probably find that there are more wires than fuses as a ring circuit (for sockets) will have two cables per fuse.

mo2 said:
so if i dont have any probs with the breaker will there be any issues with fuses

You do not actually have any fuses in you new consumer unit. Breaker is an abreviation of Minature Circuit Breaker (MCB), which are fitted as standard these days instead of fuses.
 
RF Lighting said:
All the wires feed different circuits around the house. You will probably find that there are more wires than fuses as a ring circuit (for sockets) will have two cables per fuse.

mo2 said:
so if i dont have any probs with the breaker will there be any issues with fuses

You do not actually have any fuses in you new consumer unit. Breaker is an abreviation of Minature Circuit Breaker (MCB), which are fitted as standard these days instead of fuses.

Thank you for clearing that up for me, what are the red switches in the tripper for?
 
The two red switches are actually joined together and operate as one. This is a double pole isolator (your main switch) which will disconnect the power to everything connected to that particular consumer unit. It is the same as the main switch on your older fuse boxes (red switch on right hand side of top two fuse boxes). It is red so it can easily be identified in an emergency.
 

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