speed

  1. S

    Help with a 3 phase star delta motor

    I have been called out to replace a DOL starter that somebody fitted last year, It controls a 3 phase motor on an extraction unit. The customer has said that the fan used to start slow and then after 10 secounds it would speed up to full speed. The electrician that changed the starter replaced...
  2. B

    ESC for car battery?

    Hi all, I am relatively new to electronics. I am building a device which uses a car battery to power a starter motor. The system is remote controlled and I want a suitable ESC to enable me to control the motor. What ESC should I use? Thanks,
    • Battery
    • Thread
    • battery car control current drive motor speed
    • Replies: 5
    • Forum: Talk Electrician Forum
  3. D

    electronic speed controls

    i'm fitting a couple of small controllers- about 2amp each connected to fans are these generally ok on rcd protected circuits thanks
  4. A

    vortice fans without speed controller

    Was asked to do away with a speed controller for a vortice 23 9 ar wall fan. The customer just wants the fan to work straight from a switched spur. I have taken out the speed controller and there is a 4 cores going to the fan. I know which the neutral is and have identified the L1, L2 & L3...
    • andr
    • Thread
    • aus controller fans speed without
    • Replies: 3
    • Forum: Australia
  5. telectrix

    Fan Speed Controller HELP

    Hi, anybody come across a Roof Ljnes Fan speed control. it's controlling a pub kitchen extrasctor ( above the range), or was until it burnt out. is there a generic one to replace it, or does it have to be matched to the fan. for info, it's single phase, wired in 1.5 off a 6A MCB,
  6. C

    fan speed controller

    i have got to wire a fan speed controller and i have wired a supply to it via a spur but i am not fully aware of the connections inside the speed controller, the connections are obv live and neutral in and then 4 more connections which are (fan neutral, exhaust L, intake L, and shuttle L, any...
    • Cj24
    • Thread
    • aus controller fan speed
    • Replies: 2
    • Forum: Australia
  7. R

    Average Speed Cameras

    Anybody got prosecuted or know of anyone that has been prosecuted for speeding in a average speed camera zone. Was driving home today on the M25 (east) and doing 52 mph in a 50 mph zone according to the satnav (speedo was saying 55) and was overtaken by some bloke in a RS4 driving like a muppet...
  8. M

    Goodwood festival of speed tomorrow

    Ok, so no work on tomorrow and got given a free ticket for tomorrow. I suppose walking around with a sandwich board advertising may be a little extreme and awkward at times. Worth going as nothing better to do.:D
  9. Mr Mark Sparks

    speed cameras

    hi people need updates for your navs? to subscribe to the data base through garmin was 99 quid i found this site it seems to cover most makes and models of navs hope it helps someone ive now done mine and it has added a new camera in my area it seems upto date. SCDB.info - The European Speed...
  10. D

    Bosch GSR 10.8V-L1 driver

    Bosch GSR 10.8V-L1 I bought this about a year and a half ago and it’s been a brilliant addition to my toolbox. It’s extraordinarily powerful for its weight and size, very controllable, and the battery seems to go on for ever. There’s a very precise variable speed trigger, 10 stage clutch, a...
  11. B

    Cordless drill performance

    My Makita 12v combi drill, which is probably around 5 years old, seems to have less power than it used to. When the batts are fully charged they give 14.08 volts, but when the drill trigger is pressed, rather than spinning right up to speed, the motor seems to gradualy build up to full speed...
  12. S

    Replacing fan controller for industrial extractor

    Hi all, I dont normally do comercial but a friend wants two damaged fan controllers replacing, but I can not source the units. I will post a picture later when I go back, but what I am looking for is this: Name on unit is: RAM Specs on unit are: 0.2 - 10A. Serial number: sp5010A Its a switch...
  13. D

    Speed camera laws.

    Hi guys, Check out the link below Thought you might be interested to know that following the UK Government's freedom of information act you can now get access to ALL speed camera offences registered in the l ast 12 months. Did you know that every time your car goes past a speed camera...
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