spd

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  1. Q

    SPD coding on an EICR

    Hi All, just carried out an EICR on a rented property that has mains smoke detectors, there is no SPD fitted and as I understand any safety service should be protected by an SPD, what code would you give this.
  2. T

    SPD Mains Isolator wylex/Proteus

    Hi, I was wondering if the wylex/Proteus SPD Isolators where dual isolator, they have 4 terminals at the bottom, can you use them to take 2 sets of tails of them. And what size earth should be used for the SPD when using 25mm tails and Is connecting it in parallel to the main earth correct...
  3. S

    SPD for TPN 100a sub mains

    Hi Guys, Looking for some options to provide surge protection to a 100a TPN sub main to be wired 60m from the origin Im currently looking at installing a 4 way TPN mccb panel board with spd at the origin but it looks as if its going to cost the best part of a grand This is obviously a far...
  4. W

    Type 1 SPD and over head lines

    Hi all i have just recently watched the NAPIT webinar on SPD’s and it says a Type 1 SPD device should be installed in premises supplied by overhead lines I’m assuming including domestic properties up to now I have only been using type 2’s in the consumer unit is everyone fitting type 1 in...
  5. V

    Is there a way to test a SPD without spending thousands ?

    I know there are many MFT's out there which can test SPD's, but they all cost thousands of pounds, and I personally can't justify that cost which currently isn't mandated. However it would be nice to know that when I install a SPD that it will function. Is there a way of testing such a device...
  6. S

    Type 2 SPD (equipment 10meters or more from spd)

    Need advice please, I've been reading alot on spds and came across this, please read the picture I have posted, I am querying "equipment" if the type 2 spd is installed say before the fuseboard in a separate enclosure are we then classing the fuseboard as "equipment" and will the spd then...
  7. newfutile

    Amendment 2 smoke alarms and SPD

    I know this has been brought up before but as a QS for a housing association ,i have been asked my opinion on interpretation of the regulations concerning SPD with smoke alarms (assuming they are a safety service). several scenarios exist here : 1. Upgrading or updating existing alarms (ie...
  8. W

    What cert is best for a new spd install?

    Brand new spd installed new tails, saying minor works is ok, I don’t believe so as tails are coming from metering supply via Henley blocks
  9. Pat H

    SPD in a plastic consumer unit.

    Adding an EC charger and looking at options to include an SPD. The consumer unit is plastic (but in good condition) Options seem to be to add an SPD (with isolator and MCB) before the consumer unit. Or add an isolator before the EV charger with an SPD, isolator and MCB. Or can an SPD be added...
  10. I

    SPDs do i need to fit them?

    Hi, I'm installing a new circuit in domestic dwellings for various housing associations my question is do I need to fit an SPD or would it be the responsibility of the housing association, the circuit supplies equipment in the garden I'm running a 2.5 twin and earth through the house fed from...
  11. B

    Amd2 SPD on smoke alarms

    Quick question guys, if adding mains smoke alarms in a rental / domestic property's will we also need to provide SPD now. cheers all
  12. newfutile

    3 phase SPD MCB size

    Does anyone know what size cable to use for a MCG type 2 SPD (3 phase) and what MCB.the manufacturers instructions don’t state any values! also should i use 3 x single phase or a 3 phase MCB?
  13. I

    will SPD protection now have to be added for an addition to an existing circuit

    can any one clarify if a SPD will now need to be installed when making an addition to a existing circuit? many thanks
  14. B

    Sources for SPD RCBO type A boards.

    Hi all, With Amendment 2 here has anyone found any good suppliers for SPD and RCBO domestic boards? I've found online a BG SPD + 8 RCBOs for about £190 which is about £40 cheaper than the local wholesaler. Are there any better deals out there for decent boards (I've seen 'Live' offering online...
  15. T

    Verso spd location on the din rail

    On the verso cu wiring diagram the spd is not after the main switch? Does the spd not have to be upstream of the rcbos
  16. C

    Amendment 2 new circuit SPD?

    So I need to add a new circuit, I was going to do it to amendment 2.. Its a commercial property and will be adding a new circuit for a defibrillator cabinet and associated accessories (lights)... There is a decent enough 3 phase board in place, but there is no SPD.. Obviously if we add a new...
  17. Designmen90

    Backup fuse for SPD?

    Hi everyone , should there be a backup fuse for Q0.1-SPD and what size? Schematic is attached.
  18. K

    Which Type 2 SPD (preferably without the need for separate MCB) will Fit inti ClipSal CU

    Hello, I have a Clipsal consumer unit with two "ways" unused and blanked off and potentially a third available as the Proteus Geyer B16 MCB is labelled as "spare". This consumer unit only contains the main double pole isolator and MCB's. Please see the below photo. I am getting an EV charge...
  19. G

    Meter Isolator with SPD

    Hi We are looking to get an EV charger installed, and I asked for an SPD to be on the new CU that will be required for that. The electrician has suggested that instead of having an SPD in the new CU, could replace the incoming isolator in the meter cupboard with one that has an SPD incorporated...
  20. Pobble

    Considering adding SPD and AFDD to my 17th Edition compliant CU

    Am I on the right lines, I ask? I've just recently moved into this house which is nicely equipped with a large 15 circuit CU unit with a split load x2 RCD's but first, I think an EICR would be a good idea to give a starting point reference at least, before any work is done I'm considering having...

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