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leakage

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  1. M

    RCD Tripping Advice needed.

    Hi all, My sister has recently moved into a new property and is having problems with the RCD tripping (Centre one in below photo) when certain kitchen appliances are running, commonly the washing machine and dishwasher. It can also trip if I unplug the dishwasher whilst the washing machine is...
  2. L

    Earth Leakage Question

    Can somebody offer an opinion on this guys? TNCS, earth leakage clampmeter on the main earthing conductor from service head to the MET reads 67mA when the main DP switch is off, am i picking this current up from the combined Earth/Neutral in the head?, it cant be an installation leak as the...
  3. telectrix

    Earth Leakage Query.

    might be having a blonde moment here, but.... if an installation has earth leakage, could this be measured with an earth leakage clamp meter on the main earthing conductor and/or the main bonding conductors as logically, if there is leakage , you would expect the current to travel to earth...
  4. steamboatwilly

    Zs trips RCD, RCD trips on 1/2

    Folks, Moved a cooker outlet on a job last week but when testing the socket on the cooker switch the Zs trips the RCD. Tested the RCD and it trips on 1/2.....0 and 180. Zs on a RFC socket also tripped the RCD. Customer says that the RCDs trip quite frequently. There's a second CU....tried...
  5. SibertSolar

    Type A and B RCDs

    Hi all, Just a heads-up really - Sibert are now pleased to be able to represent Doepke products so if you have any requirements for Type A or Type B RCDs, garage CUs or MCBs etc then we can now support your requirements. Regards Andy
  6. gr7

    SMA TL Inverters and type B RCDs

    I have just read the document produced by SMA on the subject of type B RCDs with their TL inverters. Section 4 states: "All SMA inverters with transformer and all transformerless SMA inverters mentioned in the following are not capable of feeding DC residual currents to the grid due to the...
  7. 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...
  8. J

    Earth leakage trip minor works

    Hi Looking at a minor works job in a flat, board which isn't split has a BS4293 RCCB as a main switch fed from an Earth leakage trip. I know both are obsolete and the SSC for the RCCB is 1500A. Am I right saying I can't just remove the earth leakage trip and replace the RCCB with a BS61008 as...
  9. E

    what causes earth leakage?

    testing a house today before I put RCD protection on it and i got 300mA earth leakage. appox 100mA from the sockets, 180mA on the downstairs lighting circuit, then 20 odd mA accross the rest of the circuits. I had a poke around the downstairs lighting circuit, couldn't see anything obvious, did...
  10. W

    RCD Tripping

    Help needed please! RCD supplying three ring final circuits. Everything unpluged, turned off etc. Reset all MCB's and RCD. Then, on any of the circuits apply a load (different loads, kettle, tv etc) and the RCD trips? This is an existing install working fine untill now. I'm thinking the RCD...
  11. P

    Pond pump still tripping rcd

    Pond pump is still tripping RCD which means I loose all power to socket outlets upstairs downstairs and kitchen (with freezer in it).Why doesnt mcb trip instead and what could be causing RCD to trip.Any advice would really be appreciated.
  12. S

    Earth fault/leakage current tracing

    Hi all , we have a situation on one of our current jobs with a substantial earth leakage , varies from 50A to 3300A the other day for a millisecond LoL, All cables are swa using the armour as cpc, in this scenario obviously we have some hefty cores to deal with and all are three phase. I...
  13. RogertheBodger

    Advice on Earth Leakage Clamp Meters

    Hi Everybody, Been looking to get an earth leakage clamp meter for some time, and I have been reading up on them on the forum. After a thread last week Telectrix posted a link to an Ebay site for an Alphatec TEK 633. and I have since bought one, just got it and I must say It looks the...
  14. D

    fault please help

    i've been called in to look at a fault in a house where every time the lady of the house hold irons after about half hour to an hour and some days longer it trips the RCD. they've replaced ironand i've done a IR and was getting around 8meg on the socket circuit i've then ramp tested the RCD and...
  15. E

    RCD upgrade question

    i've been upto my grandmas house this weekend, went to have a look at the wiring as she was concerned about a few things . it was nothing major just a few cracked accessories and worn out switches that were arcing and crackling. also found a ton of polarity faults, bodged wiring and disconnected...
  16. telectrix

    Wanted- Earth leakage clamp meter.

    as title. anybody got one they don't need, available at a sensible price. don't have to be new, just working and accurate. thanks in advance, Tel.
  17. G

    earth leakage

    anyone know the earth leakage for pa equipment? had an rcbo tripping due to the equipment. faulty equip or earth leakage?
  18. T

    How to test earth leakage

    I am not an electrician but would nevertheless understand what the normal procedure is to test earth leakage / isolate an earth leakage problem. One way is to switch all the switches off at the main DB board, switch them on one by one and see which one triggers the earth leakage circuit...

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