class

  1. M

    No CPC in lighting Circuit.

    Hi sparks. Little question. Have just done a EICR on a old domestic installation. T-N-SC. No cpc in the lighting. Wylex Rewirable fuses. 30mA RCD installed before the board. This is has failed the trip tests. What do you suggest I recommend? Do the lights need rewiring or will a new RCD/board...
  2. L

    PIR code opinions......again!

    Guys, if youve got time I wouldnt mind a brief opinion of this finding from this morning before I write it up. Lighting circuit no cpc from about halfway, all metal fittings earthed before the break then no continuity into bedroom and bathroom/ all roses and class two fitted from that point...
  3. B

    Frequency of testing

    Hi Guys Having a senior moment, I can't find the tabulated guidlines for the frequency of testing. I know it exists somewhere....! Thanks in advance Billy ps Anyone know if I need to submit a diagram of locations of smoke alarms with the paperwork for a HMO going to the Council?
  4. O

    testing equipment with electronics inside plus

    Guys as more and more equipment have got electronic or computerised equipment fitted ie a washing machine used to have a elctromechanical dial now they have on board electronic / software control so my question is how do you approuch this with regards to the type of test ie test with 500vdc or...
  5. 4

    domestic surge protection

    done a job lately for nedl, 200 houses in gateshead had a 500v power surge cos some thieving scrote robbed some copper from a sub that feeds the houses. people lost tv, computers, phone chargers, boilers etc anything with a circuit board. As we were testing the houses prior to the power going...
  6. G

    First Class Welfare Facilities........NOT!!!!

    Just thought I'd share this one with you because I couldn't believe it when I saw it and was even more dumbfounded watching a chap actually putting his ginsters in there!!!!!
  7. B

    Class 1 - Insulation Resistance lower legal limit?

    Hi Guys, Could you guys tell me what the lower legal limit is on Insulation resistance for Class 1 appliances? We raised our own test limit some years ago to >5m ohm due to certain units failing when installed on site and us getting increasing warranty call outs to fix them. We narrowed it...
  8. P

    Microwave Leakage Testing

    Hi, I'm sorry I know this has been mentioned before but unable to find the thread. Looking to purchase a Microwave Leakage tester and interested in models you can recommend.Also wondered about fee's to the testing. Cheers!
  9. F

    Advice on light switches and fittings to use on lighting cct without cpc

    Lighting CCT has no CPC present in a domestic install i'm working on (IR test is compliant for N-L), the customer is aware that the circuit does NOT have to have a cpc installed to each light switch and fitting, but wants those CLASS 1 types present to be replaced with CLASS 2 type. Just want...
  10. O

    Lighting Circuit no CPC

    All, Looking for opinions please: Just been to see a client who has had another sparky in who has connected up an outbuilding which has a number of 2 gang sockets and lights - all from a 13A spur off the ring - no RCD protection anywhere. He was due to change the CU but has said he won't...
  11. B

    Extending Bluetooth over Mains Power

    I have installed a SB 4000TL (with its built-in Bluetooth) in a workshop about 100 yards from the main farmhouse. The Bluetooth works fine with my laptop, but won't extend to the house ... which also has walls 2-3 feet thick. The domestic incoming supply and isolator is in the workshop. Is it...
  12. P

    PIR advice

    Hi, when doing a pir on a house what do you do when coming across these situations preventing you getting an R1+R2 or Zs? 1) you can't access 5 or so ceiling spots because they have been helpfully siliconed in place and taking out will cause damage. and 2) You come across mains spots that...
  13. F

    pir code

    just carried out a pir on 3 bedroom semi hager split phase board rewired 2000 the instalation is of a good standard and all readings comply with bs7671 few problems found were 3 bedrooms upstairs all with brushed crome spots looked in loft neat job done with cabling all into lighting jbs but no...
  14. A

    Testing music decks?

    Someone as just given me 2 music decks to test. They are 240v with a 13amp plug top with just a 2 core flex connecting them to the mains. The flex is not double insulated and the appliance has no class 2 label anywhere even though the decks are made of metal. There is a single core fly lead...
  15. D

    energy meters on solar not accurate

    hi i`ve been using a bg energy monitor for aweek or so,however it reads the output of my solar panels sometimes eg panels producing 2.5kw meter says 2.8kw (300w house load) at other times it doesnt.i dont understand how the ct coil is getting confused any ideas. also i`ve found a supplier of low...
  16. A

    class 1 lighting

    I have an NICEIC inspection in a few weeks for which I am replacing a cu. The lighting circuits have no cpc and on doing the risk assessment I have found five class 1 lamps with metal shades. The rest of the lamps are class 2. Is it obligatory to replace these units for the inspection or is it...
  17. S

    pat testing class 2 equipment miniumum reqiurments

    when pat testing class 2 equipment do you only have to do a insulation resistance test as a miniumum? or do you have to do more to cover the code of practice
  18. T

    Class iii

    Just tested for a new client about 90 appliances.My tester does Class 1/2 and IT.Class III for appliances under 50volts I came across 4 off.2 Laptops and 2 Telephones with transformers etc.The transformers don't have Class III symbols but are under 50 volts.So I always test as IT. How would you...
  19. N

    odd RCD problems

    I have recently had problems with 3 different RCDs but the problem with each was similar. I was called out to sort trip trouble on an RCD (30mA) in a house, client claming that a chainsaw (class 2) kept triping RCD, however no fault was found. Also the RCD pased all normal tests (trip times and...
  20. P

    Class I or class II appliance?

    Hi - I have an issue with an installation involving a motorised roller blind and would like some advice. I work for a company that supplies motorised blinds and we are being told that a system recently installed does not conform with BS7671 - by the way I'm not an electrician, hence why I need...

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