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acceptable

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  1. N

    R1+R2 and Zs calculate acceptable?

    hello 1.is that acceptable if i do only Zs test last point of the lighting circuit and on scoket! instead of measure R1+R2? i can caluclate R1+R2 ACTUALY! ZS-ZE=R1+R2 is it acceptable to write the value on certificate? 2. as i know the maximum Zs by rcd (rcbo)protected circuit 1667 ohm...
  2. M

    High R1+R2 but acceptable Zs

    Hi everyone. Did a test last week and sorting the paperwork. On the downstairs lighting circuit I got an R1+R2 reading of 3.35 but a Zs of 0.90. Normally I'd go looking for a loose connection somewhere myself but the company I work operates in a way where I've got a limited time to do the...
  3. H

    deemed works not acceptable

    Hello, Last year I had a double socket (1) put in my room which was spurred off the ring main by a registered electrician. This year, another company : - i) installed two double sockets (2) and (3) either side of (1) and made the connection with flex wire ii) left the blue and brown wires...
  4. Iain Kay

    Is this installation considered acceptable today? (1-ring including oven and everything else)

    Looking for some advice on what I've discovered is the electrics situation in my rental property. I'll note that before I moved in here I made the Letting agents (LA) more than aware I use an absolute -----ton of power. I told them I can and will be pulling 2,000-4,000 kWh a quarter (with gas...
  5. Daniel Oake

    Power to a shed. What are your thoughts?

    Iv'e come across a shed that was supplied via a 13A Fused connection unit with 2.5mm squared flat twin and earth on a 15 metre run inside 20mm plastic conduit that was clipped to their wooden fence every 300mm. Supplies 6 double sockets and one 5ft LED light fitting. (earthing arrangement is...
  6. O

    How can anyone think this is acceptable ...

    Victorian house - just rewired. EIC provided ....... Description of works "total rewire of all circuits. Dead tests only" Speechless Rant over..................
  7. SparkyChick

    Plastic Switchgear Enclosures - Acceptable in barn?

    Hi all, I've tried to find the answer to this question, but I've drawn a blank. Situation... location is a barn, attached to a domestic property. This will be a sub-board supplied in T+E from the main board in the house. The question is... is a plastic board acceptable or should it be metal...
  8. W

    wiring a ring in 2.5 is no longer acceptable?

    So my boss had the NIC inspector out the other day and he mentioned that wiring a ring in 2.5 is no longer acceptable. He stated that even wiring a ring in 4mm is now pushing it when it's installed in insulation. We have always wired rings in 4mm as we wire large holiday homes. All my other...
  9. Davisonp

    What LED failure rate is acceptable?

    Hi, What do people consider is an acceptable failure level for LED bulbs? I have two examples, both from TLC "LEDLite" home brand lights. 1st, I fitted 6 of their 8W filament LED bulbs with 2 years guarantee in my parents house, and 3 have failed within the first year. (50% failure in...
  10. SparkyChick

    Switch Fuse Supply Cable Protection - What is acceptable for this purpose?

    Hi all, I've been looking at a number of threads about supply cables (from meter/isolator to consumer unit) that are longer than 3m (as I have a few customers where this is the case) and that this requires protection at the origin of the supply in the form of a 'switch fuse'. Obviously switch...
  11. M

    Is this an acceptable means of earthing ?

    Hello all, I am doing a consumer unit upgrade for a family member in a domestic household, However i am unsure if ther earthing arrangement is up to scratch, As it is, the main eartghing conductor is clamped onto the incoming supply conduits. Southern electric have been and installed a key...
  12. F

    Is it acceptable to enter low IR on MWC

    When doing minor works on a circuit, which may take a very short time to complete and it requires a MWC the IR test between L-N and E may be zero due to other electronic items. You can end up spending 10 times longer looking for and disconnecting them just to get a good IR reading. The company...
  13. D

    minor works high Zs Values

    test, cant seem to post????
  14. O

    Cutting corners or acceptable practice?

    Saw this today. Apologies for the carp photo. Its the use of Wago's connecting the under cupboard lights! Acceptable or not? Personally I wouldn't do it!
  15. B

    Megger readings

    I am planning to Meg a 480 volt 3 phase motor leads to ground using 1000 volts DC. What are acceptable ohm values and when should I be concerned.
  16. T

    Dry Lining box For Double Socket Underneath in Wall

    Hi working at a house which has just had a new bathroom and noticed that there is a dry lining box in the wall that the bath is against, its for a double socket in the room adjacent to the bathroom, the box is underneath the bath and reading my regs book it states if you need a tool to get under...
  17. S

    Solar PV supply taken from a 32 amp ring circuit. Is this acceptable?

    One of my domestic electrical customers has recently had a 4Kw solar PV system installed. The area in the garage next to where the array was located does not have easy access to the main Consumer Unit so the installers have installed a 2-way garage consumer unit to connect the inverter. This 2...
  18. bigspark17

    Tt no rcd at origin

    200A 3phase tt system with metal clad control panel no rcd at origin 4pole main switch. I have always put rcd at origin but it has been put to me if you can prove a very stable low Ra (ze acceptable) rcd may omitted? What is an acceptable low level and how can you prove it will stay stable. No...
  19. L

    Trailing Sockets

    Hi Guys I was hoping some of you could give me some advice. (as i am not an electrician!) I have been asked to do a fire risk assessment on a salvage shop that sells extremely old and extremely expensive vintage light fittings. The client says that her local electrician inspects and rewires...
  20. Simonslimline

    Lights on timer with override switch. Is this acceptable?

    I want to wire 2 fluorescent lights through a time-switch but also be able to bypass the switch as well. I thought about feeding a double pole switch (for isolation purposes), then in to a 2 gang switch. From here linking the commons together. 1 gang switching a feed to the time-switch. The...

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