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  1. W

    Fault finding Help

    Hi I am in my 3rd year at college and wondered if anyone has information on what will be in the 3rd year exams. I really just want to know the main types of faults and how these can be resolved. :confused: Thanks Wayne
  2. G

    Verification of volt drop

    Hi, I know how to calculate volt drops on radial ccts, As a ring main is a loop and you ignore any spurs is there a voltage drop or is it considered to perfect or near perfect mains voltage regulation!. How do you,or dont you verfiy votage regulation on a ring main when certifing that you...
  3. brucelee

    how to test 100 mA rcd

    hi everyone could someone please explain how to carry out a test on a 100 mA rcd as i am doing a 2391 course at minute and i have come across this question, I understand that i set my megger to 100mA on the appropriate dial and carry out half rated trip and then 1x on both half cycles and then...
  4. G

    Fluke 6500 Scanner

    Got a question regarding the Fluke 6500 PAT machine. Im after a barcode scanner, and not sure whether a standard RS232 scanner will work or not. The Fluke one is pretty dam expensive and there are others out there for 1/3 of the price that should do the job. Any advice greatly appreciated
  5. M

    bathroom fan RCD

    I was reading on another forum the other day and there was much confusion about if a SELV circuit fir a bathroom should be RCD protected. Some said it should, some said it does not need it because its 12 volt. I'm wondering if the difference is if the fan is located in the equipotential zone...
  6. D

    Professional indemnity insurance (NOT Public liability)

    Just wondering where you guys get your PI (Professional Indemnity) insurance from (NOT Public liability). I’ve had the same policy with AXA for years that covered both PI & PL this year they sent through a renewal for just Public Liability. When I rang and queried why I hadn’t received a renewal...
  7. S

    Long term PIR testers question?

    hi guys, I was gonna do my pir in exactly the same way as i do initial verifications, unplug all loads, disconnect voltage sensitive equipment etc etc... but have been told some testers do things i found very confusing, ie: When doing the IR test only do N-E, as any problems betwen L-N and L-E...
  8. M

    shower room heater

    Hi all,can anyone reccomend a small electric heater(probably wall mounted) for a small shower room and does it have to be IP rated. Thanks in advance.
  9. C

    smoke alarms

    what are the regulations on bungalows with smoke alarms?? do you have to put them in?
  10. stef

    Location of oven isolation switch

    Good evening all together. I am planning a new supply for a new cooker. In the 'On Site Guide' it says the oven swtch (with socket outlet) has to be 2m away from the appliance, that would be right in the corner of the kitchen. I assume the switch has to be located over the work top for...
  11. T

    will kewtech kt61 or 62 do the job

    hi, going to book a napit part p assessment and want to spend wisely. will the kt61 be ok[cheapest], i now about only 500v instul test setting and will trip rcds. will this pass the assessment and would the tool be ok if not using day to day. also do i need a proving unit and fuse locking...
  12. brucelee

    best voltage tester

    hi everyone, hope you all had a good xmas the reason for my thread is i am looking to buy a new voltage tester and have been looking about the fluke ones look good t120,t140 also looked at the ones with the combined current test as well cant remember model anyone give us...
  13. D

    JIB Electrotechnical Certification Scheme (ECS) registering with the JIB

    Could anyone tell me how can i obtain the JIB register form. :o Danny R Bailey
  14. C

    Relays

    This should go into the Security section but i notice it is restricted, but can anyone explain how on a access control system the following works (REX) inputs are designed to operate a relative relay output when selected. The request to exit function is activated when a zero volts signal is...
  15. steamboatwilly

    RCBO Trip Times

    Folks, Tested an RCBO today on a 16A 2.5mm spur......the 1 time was 18.7ms and the 5 time was 39ms. You'd normally expect the 5 time to be quicker/lower yes?
  16. S

    3 phase power

    Hi I need some help we are building a house at Lewiston double story adelaide south australia, we plan on running reverse cycle a/c upstairs and 2 invertors splits down stairs,also a couple of sheds one as a tool shed and one as a games room also in the near future granny flat with a/c also...
  17. A

    Service Fuse Removal: Latest News from ESC

    (What else would I do with my Sunday afternoon.... :rolleyes:) Most of you will already have read this in this month's Switched On mag from the Electricity Safety Council, but for those who haven't, this is how the discussions between suppliers' and contractors' representatives are going...
  18. M

    JIB CARD - how do I get one?

    hello does anybody know how to get a JIB card. I have finished my 2330 level 2 and 3 , 17th edition IEE, Part P, I have CSCS site operative card and I have recently passed my ECS health and safety exam which is essential for a JIB card. the thing is that I have no experience as an electrician in...
  19. E

    NICEIC Certification Scheme NICEIC fire dection cert.

    I have just recieved my booklet of test certs for smoke alarms. FHP3. does anyone know how to fill out the part "system grade and system category", what boxes to tick and which ones not to in the "commissioning" section and also which boxes to fill out in the "user instructions" section
  20. mechelec

    Smoke alarms in new extension

    Hi Guys Wiring an extension for the inlaws (yes it is being notified through building control as part of the self build). original installation upgraded recently to comply with 17th. I will be extending the original ring and lighting circuits but my question is do I have to fit interlinked...

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