ballasts

ballasts

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  1. Carolina

    Testing ballasts/chokes

    Evening. Got my hands on a pair of choke ballasts to run fluorescent tubes a few days ago and I want to see if they're in good condition. If we're talking age these things are relics, manufactured in the USSR in 1964 and 1971 respectively, the guy who gave them to me said they were working...
  2. A

    Terminal attachments for ballast connections.

    I'm a newbie to electrical DIY. There are some connectors on a ballast that I'm not familiar with. The cable I have is an 18awg 300v with wire cores made up of multiple thread copper. I cannot get the copper into these ports so I need some sort of terminal connector. Does anyone have familiarity...
  3. G

    How to wire multiple ballasts

    Im making a uv box with 12 18w tubes, Ive 6 ballasts ( Two tubes per ballast) What would be the best way to wire the ballasts. I know how to connect the tubes to the ballast. But do I need to daisy chain the ballasts for mains power, or is there any easier way. The connector uses 0.5-0.75 wire...
  4. D

    Calculating inrush current for magnetic ballasts

    I need to, as accurately as possible, establish what the inrush current is for some large metal halide floodlights with magnetic ballasts and I'm drawing a blank. This is for a switchgear/DB replacement I am in the planning stages of and need to know whether these circuits can be fed from MCBs...
  5. G

    Testing compact electronic ballasts

    Currently in the process of changing lamps, all 32w GX24p-3. Every one has had to have the ballast changed. New lamps in, not working. New ballast in working. Ive phoned the ballast supplier and they report there are no lamp incompatibility issues. The customer is pushing back on cost, as...
  6. C

    LTC Addressable Interface Module to be connected to the ballasts

    What is unswitched live and switched live in the attached image?. It it the drawing of the addressable interface module (AIM) to be connected to the ballasts. To where should I connect these USL & SL terminals? What is the purpose of these terminals?
  7. S

    Choosing the correct ballast?

    I have a job to repair a light in office, 1200x600 grid tile fitting, I am under the impression it's the ballast that has gone, I couldn't get access to the fitting at the time but believe the lamps to T8 lamps 4x 30w (3ft) what ballast would I need for this??? Assuming it's the old magnetic...
  8. O

    Testing fluorescent ballasts?

    So my old mans garage has various fluorescent fittings (inc a few he got secondhand from work during a renovation) asked me to come have a quick look as the RCD was tripping when they switched on but not immediately pulled various starters and tubes, ended up pulling all the starters and tubes...
  9. W

    Faulty Tridonic HF Ballasts?

    Hey, I've been a member for a few years and used this forum occasionally to answer or confirm electrical questions i've had in the past, but this is my first time posting my own thread. We recently had a job for a customer to install two 2x58W Cat2 HF Modular Surface fittings (Ansell I think)...
  10. M

    IR testing sensitive equipment

    Been having an argument over insulation resistance testing on ballasts with an 'experienced' electrician I work with and he is saying line-earth IR tests on a circuit with ballasts will always give you dead shorts. I don't understand how this is correct surely a line to earth test wouldn't...
  11. 0

    Ballasts for sale

    Selling some electronic lighting ballasts if anyone is interested. Let me know. Thanks
  12. M

    Some advise needed please on which ballasts to use.

    Hello, hope you had a lovely Christmas, slightly unusual request, im trying to make to small light box to fit some collagen tube lights. I was wondering if you could help me work out what sort of ballast I would need to power the lights, the details are the following 12 tubes needed g13 tube...
  13. L

    2x70watt ballasts- wiring problem

    Have a job in a school, premises manager has asked me if it possible to change the electronic ballasts in the lights (prob 200+) in the school as they go. The lights are very old style thorlux twin 6ft, which over the years have been painted around ...and to be fair are very good fittings with...
  14. A

    electronic ballasts

    Does anyone want to buy a mixed selection of electronic ballasts 4x18watt 2x70 2x58 watt or just pick ones you'd prefer ,message with any sensible offers
  15. W

    electronic ballasts

    Can i swop a standard ballast and gear tray for an electronic ballast in a 600 x 600 fluorescent fitting? If so how do I go about it?!
  16. P

    what switch for control of digi dimmable ballasts

    bit of a dillemma, come into contact for the first time tridonic dimmable digital ballasts, which a range of control features. since we have installed wiring for 240v dimming control we can go with that rather than DSI or DALI. maybe its late ive been mulling it over too much but the 1000w push...
  17. C

    Testing ballasts

    I'm working on site as an electricians mate. Currently site is using 110V temporary lighting, amount of lamps ordered are same number as fittings, no spares. Recently one or two fittings/lamps are failing, no spares to try another lamp to prove lamp. Is there a way to test the ballast, bearing...
  18. K

    tridonic switchdim ballast

    i was just looking at a job today, where the push switch on the wall had the feed coming into "com" and a brown in " L1 " and blue " L2" when i took the light down it had a brown in "D1" and blue in "D2" is it possible to apply 240 volts to both those connections on the ballasts or is "D2"...
  19. J

    ballasts

    Hi, I'm new to this forum and was wondering if anybody got any ideas of such tests we can do on starter type ballasts? To determin whether there good or bad??
  20. T

    Hf ballasts faults

    Having major problems at a job we done less than a year ago, we've had 20 odd failed light fittings , there 28watt 2d lamp fittings all seems to have been in the first area we done so supplier is saying must be bad batch of ballasts client is saying faulty wiring, wiring is existing and lights...

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