controller

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  1. Energetic

    Immersion controller VAT rating

    We are starting to install intelligent immersion controllers for PV, just wondering if anyone has done one and what VAT to charge? My buisness partner and i have differing opinions on whether it would qualify for the 5% VAT rate if we are installing it on its own. As part of a PV system...
  2. J

    anyone can help me with the controller

    Hello. I'm total newbie with dmx thing.. I have led color bar, rgb, and 6-channel dmx controller. I'm trying to use the dmx controller faders to control the Red, Green, blue colors, simply that pushing fader up would bring color up, and fade down shuts down the light. I'm unable to get any...
    • jessy2012
    • Thread
    • anyone controller electricians' talk help
    • Replies: 8
    • Forum: UK Electrical Forum
  3. G

    PV Hot Water Controller

    Has anyone got any experiences with all these new products that are coming out to direct excess generated electricity from a PV system to your immersion? I'm getting a few of my customers asking about them. The ones I've found seem to just use a relay switch once there is a certain amount...
  4. T

    Connecting extractor fan to controller

    Hi, I want to connect an extractor fan to a controller with humidity sensor and run-on timer. The connection diagram that came with the unit has me a bit confused. The live and neutral connections are obvious, but the connector for the fan is marked as NO, NC and C, which I understand to mean...
  5. J

    GJD lighting controller problem

    I installed a GJD controller some time ago but got a call saying it was going nuts, it is like the sensors are permanently picking you up cables seem clear of faults. Could this be caused by moisture in the sensor?
  6. the pict

    speed controller

    Can anyone reccomend a motor speed controller for a commercial kitchen cooker extractor, nothing fancy, no need for air volume sensors or tacho outputs just a single phase with pot, 16 to 20 A Pict
    • the pict
    • Thread
    • aus controller electricians' talk speed
    • Replies: 2
    • Forum: Australia
  7. E

    underfloor heating controller showing signs of melting

    Hi all I was called out to investigate a heating matt which had stopped working. On closer investigation I found the unit and connections had melted and same for fusespur. Could this be a fault with the matt, mayb thermostat fitted in the wrong place and not operating how it should. Is...
    • egginyourface
    • Thread
    • aus connections controller electricians' talk heating loose resistance showing underfloor underfloor heating
    • Replies: 13
    • Forum: Australia
  8. J

    Gjd sapphire controller help

    I fitted 3 opal xl pirs to a job then found out that i needed to change the controller as well so i changed it no prob then got a call of the customer saying it was going nuts flashing and not working any ideas im lost?
  9. H

    How to quick connect pv panels to controller

    Hi all.I need some advice from the pros. I want to install two[2x 100W] semi-flexible monocrystalline pv-panels stitched into the bimini of my boat,using waterproof[IP68?] quick connect/disconnect couplings and do not want to have to buy expensive tools for a one of job. The panels come...
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