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Another scenario! If I get called to a job and there existing external 300w fitting is faulty, must i replace it with a 150w or if it was a 300 in 1st instance can i fit a 300 to replace again? Also If mrs A has a standard outdoor light switched from inside her porch, because its not...

Thanks everyone My query clarified!!!!

Havent got the regs book on me at the min but will take a look tomorow! I would split the circuits anyway but just wondered! Thanks anyway!

Has it??? First iv heard of it? So what happens if the client asks for a 300W halogen in there garden or even a 500W holgen if they have a large garden/land behind??

I was thinking of getting a 4+4 2 split the circuits why cant I just install all circuits on the one main RCD??? Is there a regulation stopping me from doing this??

Lol! 2 RCDs, 1 protecting each half of the board!! Sorry! Are these called High Integrity?

Trouble is RCBOS are around £25 each!!! I bought a WYLEX 12 Way twin RCD split load DB for £69 with breakers!! Good deal I thought! I didnt no if the division of circuits was a must or not or is it just more convienient for the customer??

I recently bought the new Building Regs for electricians book, and when I was reading through it I noticed that there is a section about external lighting in NEW and EXISTING Dwellings. It states that any lights installed must be automatically controlled, ie, Photocell or Pir and have a maximum...

Hi all! When replacing a CU and insall a split load RCD protected board the circuits are divided into 2 groups to minimize disruption in the event of a fault on a circuit, but is this a must??? I as because I have a CU to replace next week but it only has 1x 32A for Ring Main, 2x 5A for...

How do you link out the RCD???? Its a split board with 4 circuits on each 30mA RCD! Ive been through the test meter booklet but no signs of a D lock! I no some meters have this facility but mine obv dont! Tut! Like the tip ta! Easier to c also for crossing incoming and outgoing conductors...

the asterixed out bit is meant to say "come" lol

Thanks for your help RF Lighting greatly appreciated! When u say turned off, would you just turn main switch off and its up to them if they want to turn it back on? I understand this would very rarely cum up. Ive got my PIR forms on order so will have a look through at the code references and...

Would you class switch wires not marked as live as a fault? I mean im only doing a report so if there are faults i only note them and r not expected to correct any there and then? correct? Stupid question but want to ask!

What it is, I used to work for a BK installing containment and wiring for the last 9 years but have started for the family business which have been going for 10 years doing security systems. They were wanting to branch into electrical work hence taking me on but obv am new to all the PIR'S AND...

When doing a PIR, obv the whole system is tested. Would normal practice be to remove all switch and socket fronts to check conductors? I imagine it would so to check conductors are identified and back boxes are bonded. Doing my 1st PIR week on monday so trying to find out what the normal...

Ive been a industrial spark for 9 year installing containment for the best part of it! When you do a course you learn a lot but cant be expected to remember everythin!

Sorry meant to put 10mm! Yeah it is a type IIa BS 1361 so im ok with that now! Ill have to look up about applying diversity to get the maximum demand. So each phase is protected by a type IIa 60A 1361 fuse, what would the supply size be? 60A? Sorry to sound so thick.

Im a qualified spark to 17th edition just never filled out these forms before!

New to testing and inspecting and not sure about a couple of parts of the installation cert! Could sumone help please? Supply Characteristics and Earthing Arrangements Supply Protective Device Characteristics: Type..... Not sure Nominal Current Rating... Not sure I no breakers have...

I no there is no need I would never do this but some one I spoke to 2day said they had wired there lights as a ring on a 6 amp breaker and wondered if it was safe??