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  1. H

    class 1 equipment with no exposed earthed metal

    How do you do an earth bond test for these? I have re read the IEE code of practice on this but I can't find an answer apart form: "...can give misleading results" For example a class 1, totally plastic vacuum cleaner, at least on the outside (it has tiny metal screws not screwed into earthed...
  2. G

    First class pv deals

    Guys- i have just found a fantastic supply company for all our PV needs. They will supply all the kit needed to fit PV systems at very good prices( they have big saving offers now), they will even plan your system on PV Sol provided you buy from them. I have used them a couple of times with...
  3. L

    Class 1, 2 & 3 Items

    Just thinking of getting into PAT testing and was wondering if anybody has or can give me advice on what are Class 1, 2 & 3 items? I know what it says in the book but was just interested in what the appliances are, for example what class is a: Kettle PC Monitor Lamp Fridge AC adapter...
  4. steamboatwilly

    Bathroom Class I light but no CPC - Borrowing the CPC in Theory

    Folks, Doing a bathroom job presently and none of the lighting circuits have a CPC....it's an old topic I know and I'm aware of of requirements so I'll not be fitting that fancy bathroom spotlight! However, what in theory is wrong with *temporarily* borrowing a CPC from the adjacent...
  5. S

    RCD Tripping and Surge protection devices

    Has anyone come across surge protection devices being the source of an RCD trip at consumer unit ?
  6. B

    How to wire cpc in class rooms

    Hi there my question is if you were installing a final circuit in a computer room for IT purposes,how would you wire the c.p.c.I think maybe it is something to do with a switchmode something or two earths???I have looked but cannot find anything specific to answer this.Help appreiciated thanks...
  7. S

    Minor works and earth??

    Hi i have just installed a new fan off the lighting circuit in a bathroom but upon testing i realised that there was no earth in the distribution board. I know you can't fail lights with no earth aslong as they are class 2 plastic fittings. So is this ok or will i have to run a seperate aerth to...
  8. A

    No cpc on light circuit - class 2 lights?

    Hi all I have a customer with no cpc on the lighting circuit - property is a top floor flat with a flat roof above so no access above ceilings. I was looking at the possibility of installing class 2 lights - I've found lots of websites offering class 2 fittings but it's unclear exactly what...
  9. flukey

    changing cu with no cpc in lighting circuits

    hi all, got a cu to change on mnoday where both lighting circuits have no cpc. done a few before and nearly always because home owner wants to keep price to a minimum :rolleyes: i obviously mark it on eic and correctly label the cu so it all complies. just wondered what others thought...
  10. M

    PATesting - Class 1 Appliances w/ no access to metalwork

    Hi guys, Before I ask my question, i'd like to refer you to this information I found: My questions: I work for a residential home and will now be doing our PAT testing in-house following our yearly review. Should I be omitting the earth-bond test? Im using a PB500 unit. For the Class...
  11. C

    Class 2 Fitting

    Anyone know of Metal looking class 2 switches? Thanks
  12. H

    A class act!

    I'm in process of fitting downlights ... no earth ... no RCD protection to bathroom. Ok, so I'll address the RCD lack by altering the consumer unit to fit one, meanwhile... I tested out (my) new lighting circuit ... greater than 1,000 on the Meggar. I borrowed a nearby earth and loop impedance...
  13. B

    Portable Appliance Testing, woohoo...

    Hey guy's, Hope your all well. For thoso of you who haven't spoken to me befor, i'm a trainee! Wippee... And most of the time in need of a little help. :D I have a couple of question's which i dont know the answe's to and i'm a little stuck! If there is someone who could help, i would...
  14. K

    24 class change.

    ive just wired a class change system all 24v sounders back to a danfoss randall unit, ive been told that i now need a 24v transformer to power the sounders as the danfoss unit doesnt have one built in. so can anyone reccomend me a 24v tranformer that will run 10 sounders please, and how do i...
  15. A

    Class 1 Wiring Query

    Hi, I have a CD Player connected via Class 1 wiring (at the back of the unit) to a line interface unit which then goes into a RJ45 port on my PBX Line Interface Unit is shown below PAM10 Barrier Box - This is all setup for playing music when people are put on hold The CD unit is now showing...
  16. U

    class 2 and class 3

    I am new thats electrical business , what is a class 2 product [ two wires and no earth ?] and is class 3 with three wires [ 3 core] with an earth. Why do some items not require earth What is the meaning of double insulation in laymans tearms [ does it mean two protective layers of...
  17. P

    lighting chain testing

    i was watching the electrical engineers testing some mains light chains they bought from Argos [ fairy lights in bamboo shoots - ornamental thing it was]. They were hi pot testing, they were arguing over the test voltage. Ian said 500 vac and john said no its 3570 vac. They were arguing about...

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