light triping rcd

[andrewcann]

hi all had a call today from a customer. She has a 17th ccu the lights circuit keeps triping the rcd but only trips it when more then one light is on. I was thinking that it could be the rcd didnt no if any one else had any idear before i go round tomorrow to have a look.

 

[i=p/u]

are you leaving the first light on and switching differnent second lights .. i

 

[Octopus]

Doesn't anyone learn how to use punctuation these days. Posts like these should be thrown out by the mods.

 

[andrewcann]

no sure havent been round there to look at it yet but thats what i would say shes doing

 

[Octopus]

no sure havent been round there to look at it let but thats what i would say shes doing

???????????????

 

[i=p/u]

you probably need test equipment unless your as good as myself. by knowing what and rcd does, why it operates etc.

 

[needasparks]

Bit hard to answer without any info my money is on the rcd pixies. they love doing this.

Is this a board you have fitted as you already know its 17th.

 

[andrewcann]

no its one that the company i work for did. iam on call out for them tomorrow so wanted to fix it quick as its sunday lol

 

[brooky25]

Has it just been fitted or been installed for some time ?

 

[andrewcann]

think it has just been installed

 

[brooky25]

See if lighting has been split, could be a borrowed neutral or start looking for earth leakage