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  1. B

    Alarm question

    I don't know if I'm going blind but I can't see the alarm section, so thought I would post here instead. I've fit a texecom veritas alarm with texecom auto dialler, now the problem is i need to filter the auto dialler (slow internet)and as I've hard wired the telephone cable directly into the...
  2. C

    Phone/ Internet problem

    Hello, Please could someone help me please. I have recently installed a couple of external cat5 cables to a garden office. One cable to run internet data from a modem/ router in the house. The other for a phone. I connected up the internet connection using a couple of rj-45 sockets. All works...
  3. N

    Alarm: Which PIRs need a light filter?

    Hi, I’m fitting an alarm system in my house using Honeywell Active8 PIRs (8 IR 003) What PIRs should be fitted with the 6000 LUX light filter provided with the PIR? I’m assuming the PIR in the conservatory should have one and the PIR in a very dark hallway doesn’t need a filter. But what...
  4. S

    3 Phase SCR (thyristor) for duct heater

    Hi, One of my project require to use thyristor for duct heater, but my client requirement is 1.thyristor should modulate output power through zero crossing and phase angle control 2. active harmonics filter to minimize THD to less than 5% 3. thyristor and active harmonics filter is compatible...
  5. S

    RCD Tripping

    Circuit: - 17th edition board with 30mA RCD Pond pump circuit is a 16A MCB feeding double pole FCU with 3A fuse, this feed an electronic immersion heater timer, this is connected to a pond pump/filter unit via SWA. Problem: - RCD trips every time the pump switches OFF What is connected to RCD...
    • Strawbs
    • Thread
    • filter rcd rcd tripping timer tripping trips
    • Replies: 12
    • Forum: UK Electrical Forum
  6. E

    Plugging in an old Garden Pond Filter to the house mains.

    Hi All, Sorry I am a bit clueless so on here for advice. We recently moved into a new property where the previous tenants left a number of fish in the garden pond. Wanting to maintain it, there is an old looking pump, seems to have not been used in quite sometime. The main body of the pump...
    • eodonnell
    • Thread
    • before filter garden house mains old pond water
    • Replies: 20
    • Forum: UK Electrical Forum
  7. A

    Cooker Hood~ Convert from Filter to Extractor?

    Does anybody know if it's possible to change the 'innards' of a cooker hood? I'm wondering of it's possible to replace the filter fan 'module' with a fan that can be ducted to the outside. I would like to think you don't have to buy a whole new hood ......... maybe I'm wrong. Thanks Chaps and...
    • acvc
    • Thread
    • aus convert cooker extractor filter
    • Replies: 7
    • Forum: Australia
  8. beatboaby924y

    magnaclean filter for choked boiler?

    Hi guys I'm a spark not a plumber or heating engineer so sorry in advance if I seem dim but hoping one of you guys could help me. Parents 7 year old boiler keeps losing pressure and stops working but luckily have boiler cover with scottish gas. Anyway this has been happening for a few months...
  9. A

    Harmonic filter problem ---- computer harmonic analysis using EasyPower software

    I will just apologize to everyone in advance because of my English,, as well as for long post, I just don't know how shorten it :o.. I'm expirencing some problems (that are more "theoretical" nature) with harmonic filters.. I can't seem to find how to properly calculate the values for...
    • azzaman77
    • Thread
    • aus calculation computer filter harmonic imageshack problem software those using
    • Replies: 0
    • Forum: Australia
  10. P

    Washing machine tripping rcd

    Hello chaps, going to a job on monday where the clients washing machine is tripping the rcd during its cycle, never came across this problem yet just wondering if anyone had any pointers

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