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ballast

  1. T

    Changing old wound ballast to electronic

    Hi , i have a t5 24 w tube and the old ballast has gone. The new electronic ballast i have to replace it doesn't need a starter. Do i just join through the cable where the old starter is or is there more to it? Thanks
  2. S

    confused with ballast

    Hi I've got confused with wiring a replacement electronic ballast to a 2D 4 pin 16w lamp (UK). original ballast was fully wired, replacement is not. I thought i understood but have got confused due to someone posting a picture at work, which conflicts with my belief. see ballast photo question...
  3. Y

    Replacing old light ballast

    The lights in my game room started not working recently so i took the cover off to replace the bulbs. Replaced them and realized its actually the 2 ballast causing the problem. I looked on amazon to order replacement ones but i am not seeing any that have the same wiring diagram on them. They...
  4. M

    Replacement Ballast Advice

    Hi All, I was wondering if someone might be able to help. I'm looking for a replacement Ballast for outdoor lights. I can't seem to find a replacement that looks like the one I need. The one fitted to the light has a live in and a live out, no other connections. The ballasts I see online have...
  5. B

    Electronic ballast testing

    Can anyone help with me with regards to testing this electronic ballast, there’s 240v at terminals but I’m not sure how to see if the ballast is faulty. Thanks
  6. N

    Wiring a single ballast

    I am wanting to wire in a new single ballast. Unfortunately (as you will see from the photo) the old broken ballast does not have the contacts exposed. There are two pairs of wires (one pair for each end of the light tube) but I have no idea which of the numbered contacts (1,2,3,4) to use for...
  7. H

    120v 400w Metal Hallide HID Light running on 100v line?

    So I'm trying to run this 400w HID light in Japan (which has 100v output) but the ballast for the light is rated for 120v-240v. I want to know if the light will still operate, albeit at lower output, or if there is risk of damaging the light.
  8. J

    USA T5 ballast wiring

    Hi guys first time posting. I have a spare 28 watt 2 bulb T5 ballast. I purchased the wrong single bulb T5 fixture and cant return it as it was a clearance item. Can I take my spare double bulb ballast and somehow wire it for my single bulb fixture so instead of running at 28watts, it would run...
  9. V

    Choosing replacement ballast

    Hi all. I have two bathroom cabinets which each use two T2 15W fluorescent tubes. Each tube has its own ballast which are pretty expensive to replace and go about every 12 months. Just wondering what ballast would be able to replace both of these, or if anyone can give me some ballast calcs to...
  10. W

    Advice on ballast replacement please (T5 ring)

    I have two identical ceiling lights which use T5 fluorescent ring tubes (1 x 40w). Both tubes work OK in the working light so I tried swapping the ballasts which moved the fault so I'm assuming it's a faulty ballast. The working one is a 3AAA YZ-140EAA and I'm looking at a Osram QTP-M...
  11. I

    Burnt out ballast EICR Coding

    Scenario: Visibly burnt out, entirely blackened, ballast in a fluorescent fitting. Would this be noteworthy during an EICR and if so, how would it be coded? My thinking is that its an obvious fire risk. Still an apprentice with millions to learn, any input would be appreciated.
  12. 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...
  13. M

    Fluorescent lamp Ballast testing

    Hi All new here looking for your advice. i have a fluorescent tube fitted in my kitchen which is no longer working. Changed bulb checked trips etc, all fine. only thing I can think of is the ballast has failed. I do have a multimeter but wanted to ask how I go about testing the ballast using...
  14. L

    Emergency lighting fault

    Hi All, New to the forum and was seeking some advice. I have arrived at a site to complete yearly 3 hour emgencey lighting test. Once completed I switched the power back on and half the emergency lamps haven't turned back on. When you turn the power off, the lamp lights up in emergency mode...
  15. J

    Domestic Fixing ballast to fluorescent lighting

    Hi, BTW I'm not an electrician. Ive got 2 five ft luminaire lights with each holding 2 T8 tubes. The other night 2 tubes went out, I changed the tubes no joy. So I am thinking it must be the ballast. The ballast is this one 2 x 58W T8 High Frequency Ballast | CEF -...
  16. J

    Is it possible to power a single lamp from a double ballast?

    I need a ballast for a single lamp, but I only have access to a double ballast. Is it possible to use this to wire just one lamp?
  17. N

    Help with faulty fluorescent light.

    Hi guys, first post on here. I've recently fitted 4 new high frequency control gears into 4 old fittings. I've removed all the old gear out of the fitting with the exception of the lamp holders and fitted 4 new 70 watt twin electronic ballasts. Completed necessary wiring within the fitting, new...
  18. C

    Dali ballast fittings

    Hey , Just aquick enquirey regarding Dali ballast fittings. Can the control wiring be removed ,then this inturn would return the fitting to a standard light fitting controlled via a switch or would the fitting become redundant ????
  19. albi

    Coding on eicr

    Hello every one not been for a while so my apologies. To my question I have rows of switch start fluro's all wired in T&E. The cable runs through the fitting bast the ballast with no heat protection, so am I right in saying it would be a code C3
  20. A

    Converting Fluorescents into LEDs

    Has anyone had any experience with LED Fluorescent light fittings (strip lights). A customer of mine wants all of the lamps in her property replaced with LED ones. A few wholsalers seem to think you can just swap over the lamps and they will work without having to install new drivers etc. Is...
  21. P

    Commercial changing faulty arlen to new helvar ballast

    need to change faulty ballast to new helvar 58. not sure of connections as new unit has only four outlet connections don't want to be zapping anything? old unit (arlen 170) which btw was wrong unit has l.n.e. input and similar 4outlet terminals which feed each end of the fluro tube
  22. spud1

    Fault on three phase sports floodlighting

    Hi, I have a single fitting on a 3 gang, 3 phase floodlight over an astro-turf at a school that wont work. I have changed the 2kW MH lamp with no joy. Is there a safe way I can test the dedicated ballast and ignitor for correct operation? There is voltage on the incoming terminals on the...
  23. S

    Domestic 110v T9 circular florescent ballast

    Hi, Got a client that's bought an old Timex rotating display stand to display his extensive sunglasses collection :beatnik2:. It has a 110v motor to rotate it and there is a T9 circular flourescent tube fitted. (4 pin plug) The ballast has failed and needs to be replaced. Client wants to keep...
  24. C

    Commercial Trouble-Shooting 2x18W Flourescent setup

    I agreed to take a look at shop sign for a shopkeeper friend. The fitting apparently stopped working form one day to the next. I have checked the following. 1) 240V getting to the fitting. 2) Both starters work fine in another fitting 3) Buzzed all the way round wiring loop with tubes/starters...
  25. tom porter

    wiring diagram for 1000w metal halide ballast

    I need a wiring diagram for a 1000w bllast
  26. telectrix

    fluorescent dimmer...... help...

    not come across one of these before. it's dimming 2 x 1200 recessed florries.( 4 tubes each ). the actual dimmer switch has Lin and Lout, but also has 2 terminals + and - wired in telecom cable. ( so elv ). . don't know what's gone as lights don't work. tried a 1K dimmer, but then lights flicker...
  27. S

    Fluorescent fault overcurrent trip?

    4ft old style starter/ballast type fitting which when powered does nothing at all (not a flicker) but trips the 6A/30mA RCBO after maybe 3-5 secs. I didnt have my clamp meter with me when i went to see the fault but assume due to the time delay that its the overcurrent part of the RCBO rather...
  28. E

    flat roof commercial mounting.

    We're quoting on our first flat roof commercial system, looking for recommendations as to the simplest install, least ballast, best looking etc... Not yet come across any that make you think 'wow that's the best!'
  29. R

    Philips sgr001 ballast, help wiring plug

    Hi. I ve purchased two of these ballast, reflector lamp kits. Internally they are already wired, but i need to wire the socket and extend the cable. As you can see in the photos there are two cables coming into the ballast. The only reasonable explanation to it is that they were connected in...
  30. 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"...
  31. L

    Commercial Emergency lighting faults

    Hi, first post, had a quick search, couldn't find my problem so here goes.....went to check on some failed em. lighting which had come up on a monthly test. Downlighters with 2x26w flourescent pl lamps in, 1x2 pin 1x4 pin connections...anyway someone had relamped both sides with 2 pin lamps, but...
  32. P

    Dim and dimmer

    Bit of an issue with some dimming controls. My company were asked to install some dimmable lights in a studio. This would of been straight forward until the main contractor wanting to speed up the job asked for the downlighting cutout size so they could prep for our arrival.. Turns out the...
  33. U

    New ballest not working correctly, need help xx

    Hi, I just bought a new ballest ( Tridonic Atco 2 x 39 Watt HO T5 Electronic Ballast - Part No. PC 2/39 T5 PRO ) for my fishtank light fluval Osaka edge 260, the old ballest seemed to be dead. I have wired the lamp holders correctly I think? But when I plug it in, the light just flickers on...
  34. V

    New job NEED HELP

    Hi lads and ladies,I have been working for a firm now for three and a half years doing maintenance and last week I have been given a new job todo with in that role of serviceing lights for various different companies. The problem the company expect me to know everything with in this role ,the...
  35. R

    Domestic Electronic Domestic Instant Start Ballast Keeps Blowing

    Hello. I'm no electrician (well, previously an auto-electrician but no expert on domestic electrics) and do have an electrician lined up to look into this problem next Week but would like to present the problem here for the sake of interest and for gaining some knowledge as to possible causes...
  36. S

    Flat roof job

    Nothing for months then this... any ideas welcome Client has a large flat roof up about 10M it's got loads roof lights and a lift overrun area. If the panels are laid flat (not tilted) they can be laid next to each other and I can get the required number of panels installed. What sort of...
  37. N

    Time to get the megger out!

    Had a problem on a workshop lighting circuit at my new firm. I am the only electrician there so i can't bounce off anyone. The circuit is fed from a 32 way square D consumer unit and has roughly 10/12 double fluorescent tube fittings on the 10a type C breaker. The breaker is is feeding a...
  38. C

    Metal halide fault 2000w!

    I have 4 independently switched 2000w metal halide fitting on a golf driving range. They all start up ok but after 2 mins or so they will start cycling on and off randomly! I'm getting consistent mains voltage (240) into the transformer and consistent voltage out of the transformer (400v...
  39. A

    HELP! 2x 58w 5ft fluro fitting fault

    Ok, so I have a surface 2x58 5ft modular fluorescent fitting. Changed both tubes and starters. Each tube has their own ballast. One tube is running fine, however the other one flickers, goes on for around 20 secs then goes off...then the starter keeps on trying to fire up. When I pull the...
  40. D

    2D and pir

    do the 2d high frequency work well with pir? I know the old magnetic ballast type didn't is the lamp affected badly by the switching and short on time? thanks
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