surge

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  1. W

    Surge protection?

    Hi Apart from the usual protection devices mcb's, rcd's, string fuses, etc are any of you fitting spd's to the a/c and d/c circuits, especially on large installs? Cheers
  2. W

    2391 questions regarding surge protection devices

    Hello, I would be grateful if anyone could check my answers for those two questions and see if it's correct or not? State the a) tests for insulation resistance to be undertaken on a 230V circuit containing surge protection devices which cannot be disconnected Test between L-E, L-N and L-N b)...
  3. La Poste

    What do you think caused this fault?

    An electricity firm should "accept liability" for damage caused to 400 houses by a power surge in Blackburn, the town's MP has said. ENW said the power surge was caused by a cable fault on the electricity network in the area at 10:00 GMT on Tuesday. BBC News - Shear Brow power surge: Straw...
    • La Poste
    • Thread
    • aus cable electricians' talk fault network surge
    • Replies: 11
    • Forum: Australia
  4. M

    Surge protection

    Me: Hi, can I have price for a 12 way board with surge protection please. Edmunsons: Errrm, hang on I will just check....... No we dont have one. Me: Okay, what about a stand alone one I can use up front? Edmunsons: We dont have any, never been asked for them. Me: Really? Okay I will...
    • Mark_Burgess
    • Thread
    • aus electricians' talk protection surge surge protection
    • Replies: 8
    • Forum: Australia
  5. D

    Surge protector cable length (quick question)

    Hello all. I'm hoping someone can answer this (probably simple) question I have... I just bought a surge protector mini extention cable to keep with my laptop. It comes with a moulded 2 meter cable, standard UK plug on the end of it, and on the bottom of the unit, the words: NON REWIREABLE...
    • dennis123123
    • Thread
    • aus cable electricians' talk length question surge surge protector
    • Replies: 1
    • Forum: Australia
  6. ringer

    Surge protected extension leads trip rcds

    Spent hours today tracing a NE fault (IR=0.29Mohms) on ring main. Unplugged everything I could and then split the ring down. Eventually narrowed it down to three double sockets which seem to be on a spur. Different colours at start and end of spur so no doubt a jb under the floor somewhere...
    • ringer
    • Thread
    • aus electricians' talk extension great leads plugged protected rcd rcds sockets surge trip
    • Replies: 1
    • Forum: Australia
  7. G

    Is there such thing as a double socket with built in surge protector

    After a double socket with surge protection to be used to supply a pc. Can you get such a thing.
    • geordie
    • Thread
    • aus built double electricians' talk protection socket surge surge protector thing
    • Replies: 3
    • Forum: Australia
  8. 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...
    • 4x4 mark
    • Thread
    • class domestic electricians' talk protection surge surge protection where
    • Replies: 7
    • Forum: Domestic Electrician Forum
  9. E

    Solar PV Surge Protection

    Hello This is my first post, I am hoping someone can help. I am aware that we need surge protectors/string controllers for large solar pv systems, however I have been informed that for any install over 3.78kWp we need them. Does this sound correct? I know there is quite a lot of confusion...
    • edandrews
    • Thread
    • electricians' talk protection solar solar pv someone string surge surge protection systems
    • Replies: 1
    • Forum: Solar PV Forum | Solar Panels Forum
  10. Rockingit

    Surge Protection

    OK, so ammendment 1...surge protection.... whatever the thoughts are, it's here, unlikely to go soon, so let's just all be big boys and get on with it. Sooo.....that being said; I understand what it does, what it's meant for, have read the regs..... what does it actually look like in practice...
    • Rockingit
    • Thread
    • aus electricians' talk protection surge surge protection
    • Replies: 1
    • Forum: Australia
  11. sibbits

    Surge protection on portable chiller

    i have been asked to install some kind of surge protection on a portable chiller it hase recently been subjected to some mains failures and is blowing internal fuses is three phase 32a an is about 11 kw im a bit stuck help:banghead:
  12. I

    Surge Protection

    Hey all, I came accross a video by tony cable and co breifly explaining surge protection protection and the requirements with the new regs amendment. It detailed the main cause of surges as being lightning strikes and Switching Electromagnetic Pulses (SEMPs) - man made; and how they can damage...
    • Infamous
    • Thread
    • aus electricians' talk protection surge surge protection
    • Replies: 1
    • Forum: Australia
  13. L

    testing an extension lead with surge protection

    Just been doing some testing today including 6 brand new extension leads, first two tested ok 3rd one failed with low insulation resistance of around 0.250m ohms. It was then i noticed that this one had surge protection. Can anyone please explain why this would cause these results and how to get...
    • lish70
    • Thread
    • around electricians' talk extension extension lead lead leads protection still surge surge protection testing
    • Replies: 4
    • Forum: Electrical Testing & PAT Testing Forum
  14. N

    Power surge and fire

    How the hell can you prevent this , got a call from a hair salon saying the lights have flickered and gone off and weve lost the power and there a smell of burning got there 3 RCBO's tripped ,switched off ,whipped off cover of CDU all looked ok so quick Ze 0.71 tad high for TNCS , so quick...
  15. J

    House hit by Lightning (how much would Surge protectors help this issue ???)

    So im talking to a friend from the US and his house got hit by Lightning a couple of days ago and I was thinking that if he had surge protectors he wouldn't have lost 2 xboxs and a couple of other less important electics. But I was thinking that it's not the Voltage that does the damage but the...
  16. P

    dc surge protection

    What are peoples experience on adding the additional class II surge protection to transformerless inverters? Particuarly the sunny tripower range? Are people finding that this is becoming a regular requirement for their installs? I have seen a guideline regarding surge protection being...
  17. L

    Help needed - surge peotection

    Guys can somebody tell me if surge protected extension leads should have a connection between neutral and earth?I'm trying to find a fault on a ring in an old house if multiple occupancy, N-E and L-E insulation resistance came back 0.4megohm, I traced it to the above lead which was connected...
    • LlandrilloSpark
    • Thread
    • aus electricians' talk help needed surge
    • Replies: 3
    • Forum: Australia
  18. L

    Surge Protective Devices - Amendment One BS 7671!

    YouTube - ‪An Introduction to Surge Protection Video‬‏ - here is a sample of a great video produced by learninglounge.com and pheonix contact. I would highly recommend the online version as they have so much more video content to offder and the price is much cheaper than buying all the dvds :)
  19. L

    Updating my 1985 Fusebox

    Hi all,;) I have included a photo of my fuse box, as Im unsure of the type (name), Question is: Im aware there is no protection, with as it stands now, I understand I can just break away the front of the fuse casing to house larger fuses but with switches (if this right) and what are these...
    • liamj2003
    • Thread
    • aus electrician electricians' talk fuse fusebox protection right surge times
    • Replies: 27
    • Forum: Australia
  20. C

    Surge Protection from lighting strikes

    Hi, I have been asked by a potential customer about this issue. Is it worth fitting surge protection on a domestic PV system? Apologies if the answer to this is obvious!!

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