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  1. W

    alarm help

    Hi new to this and don't know if this is right part of forum. What it is i bought an alarm from ebay one that takes a sim card I've never fitted an alarm before but as it said (easy d i y fitting) i bought one. But the instructions are a bit mis spelt as made in China. Any way when i set it up...
  2. t4sltd

    Solar trackers

    Anyone installed them? Know any suppliers? Working for a client who wants to install trackers on a flat-roof 30m high! Anyone done a wind loading calcs for anything like this?!
  3. richy3333

    Drill/Hammer for installing earth rods.

    I'm fed up with whacking these things in by hand and so have decided to by a drill/hammer for putting these blighters into the ground. Around here the earth is not obliging so I'm looking for something with some power. Just wondered what other people use and what sort of power (joules?) other...
  4. S

    Engineering problem, please help!

    What is the purpose of having an isolated driven ground field seperate from any other grounds in a high voltage seperately derived neutral high impedance grounded system? I think I know the answer but need confirmation.
  5. R

    Pricing help for ground mounted system please

    Please could someone give me some help with pricing a ground mount system. We don't do a lot of ground mounted and i need to choose a system and price. If you could answer here with regards which system you'd recommend and PM me with a price that would be enormously helpful. Space available is...
  6. P

    swa cable run above ground

    Hi customer wants swa run along fence but not buried - fence not usable so idea is to bury posts and attach swa to this . Any body got any good tips on what they've used to achieve a good result. Sorry for poor typing it's from a phone Regards Pete
  7. O

    ground floor void

    mate of mine has asked me to re-route his sky cables. He wants them to enter the house straight under the ground floor floorboards so they are straight into the void so they can go over to the other side of room. The hole needed will be 1 brick below the DPM no issues with this is there? Cant...
  8. P

    Can you get a back feeding voltage through tha main earth

    Has any one ever come a cross this. I went to a customers house that all ready had a two way rcd 63amp 30mil amp board fitted under the stairs on the ground floor with a shower connected on it. I was asked to install a some skt's and lights into the loft. So i ran a 6mm t&e from the ground floor...
  9. La Poste

    ELCB,s.How do they work?

    I know they are a bit old now but they are still used a lot in countries like Thailand. As far as I understand it an ELCB would be used on a TT system or where there is a high impedance earth loop. A remote rod is put down into the ground say outside the property and this is then connected to...
  10. R

    Shallow depth ground lights

    Hopefully someone can suggest some that they've used, i am putting some decking down near my shed and I want to put some lights in the decking but I don't want the little piddley type ones , I want the bigger ones( like gu10 sized ones) but here's the problem I only have about 75mm to play with...
  11. A

    Ground Mount - Sigma System

    Hello people, I'm installing a Sigma ground mount system for the first time, and need a little advice. I've been told by the guys from mounting systems GMBH that we can just ram the posts in with a suitable machine - any ideas as to what i need and likely cost appreciated! However, I've...
  12. S

    good quality & good price ground mount system required

    Anyone know a reliable supplier for the above? Have quotes from Segen and Spitfire for Schuco system but want to make sure I am getting the best value.
  13. SolarCity

    Ground mounted systems

    I'm not sure what you folks have been using for ground mounted systems but I thought I would give you a heads up on some nice stuff that Spitfire have send through. My experience of ground mounted systems is that it can be pretty expensive. However, there are other options out there. I have...
  14. G

    Mole Drilling

    Hey up, got a submain to run under a private road and a few of the residents are kicking off about having a trench dug. Just wondering if anyone has used this mole drilling or moling i think it's called. Whats the crack? Can you hire these things or do you have to have a firm out? and most...
  15. B

    Anything suitable for use as mechanical protection for swa run on the ground?

    I was at a customer's last week and he asked me to repair some SWA that had been attacked with a spade. The trouble being that is loads of the stuff running round his garden, just sitting on the ground. Some can be either buried properly or lifted onto a fence or wall but there is one section...
  16. R

    help please on testing ground and neutral wire on lighting circuits with a multimeter

    i live in an old house 1850s and i would like to check if my lights are earthed with a multimeter. not 100% sure of how i go aout testing the ground and neutral wires. reason for this is, i would like to fit brass switches and a couple of metal ceiling lights if everything is ok. thanks for...
  17. K

    solar PV ground mount

    HI solar folk and sparks: i have a residential ground mount solar PV installation to do; Any one with previous experience on this? The question pertains specifically to mount the inverter. - I am hesitant to mount the inverter externally without being in an enclosure, even though IP65 or IP66...

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