surge

  1. 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...
  2. 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...
  3. 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...
  4. 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 :)
  5. 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...
  6. 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!!
  7. S

    surge box

    my surge box keeps tripping all my electric only at night and even when in bed and the only thing i have on fridge freezer and lamp in child bedroom none of my main trip board goes just the surge switch which is a separate box in between the fuse box and eletricty meter is it my appliancies...
  8. D

    Lightning surge protection.

    Hi all. I've been asked to go back to a job and install lightning surge protection, its not something I've been involved with before. They're asking for a type 1 SPD that can handle 12.5ka? My usual suppliers don't do them, anybody know the best place to source them from. I think I will need...
  9. N

    Surge Protection

    Hi, has anyone fitted or can recommend a surge protection device for either side of the inverter? I've an install coming up on a property that is in a remote rural location, the customer has told me that he has had electrical equipment damaged twice in the last few years due to lightning. As...
  10. F

    Overvoltage detector and protection 220v

    Hi, I am looking for a device or way of protection single phase 220v equipment from overvoltage. There is a device AVS30 from www.sollatek.com that does this, however if the voltage is above 320v then the AVS30 is itself damaged. Is there something that would protect up to 400v. thanks John
  11. B

    Earthing network surge protector

    I have some apc network surge protectors which require connecting to earth. Is there any reason why I shouldn't wire a UK 3 pin plug with an earth wire only to connect to the surge protector?
  12. C

    Surge Protectors

    Have been asked to fit a surge protector to a distribution board. The device looks just like an MCB without the switch(it is a Hager SPN 140D/R) However the problem I have is that the wiring diagram supplied is very confusing as it uses Euro-style symbols which I am not familiar with. My...
  13. M

    Baffled and need help/advice

    Hi I know very little about electronics, it's never been my vocation. I know basics and that's it but I'm a bit baffled by something that happened the other day. If I sound like I'm waffling at any point then I apoligize in advance. I went to boot up my PC. Nothing happened, which I found...
  14. S

    RCD Tripping and Surge protection devices

    Has anyone come across surge protection devices being the source of an RCD trip at consumer unit ?
  15. G

    Sensor, Relay and back EMF - 24VDC??

    Hi, I am using an ifm sensor to detect a product coming down the line in our factory. I have connected this sensor in such a way as to energise a 24VDC Relay. No PLC involved here. It does the job perfectly and I am happy with it. Anyhow, I was just wondering if I should be using a surge...
  16. G

    Conspiracy Theory

    Well we have all heard about the proposed additions to the 17th edition 1st ammendment, one of which being "Surge Protection" is this a proper theft, or a series of events that will get the greater public to buy into protection BBC News Story................. :eek:
  17. P

    homes suffer power surge

    trouble at sub stations from scrap hunters Firefighters called to 71 homes after massive power surge | Mail Online
  18. P

    pir`s to be done away with

    the pir will be replaced next year with a, electrical installation condition report. codes one, two, three, and four will be replaced with just three catagories
  19. U

    Surge Protected Socket Outlets

    just having a scan through the examiners notes posted regarding the 2391 noticed on of the comments made was ' "could not state the minimum test voltage to be used and the minimum acceptable value of insulation resistance when carrying out a insulation resistance test on a circuit containing...
  20. L

    surge protection

    i have 1 of these to wire up this week and im not to sure how these are wired up basically its a home office with dado trunking with 20 single sockets these will be made into the ring and at the end of the trunking will be the surge protection and breaker in an enclosure any advice will be...

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