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  1. General Electrical Discussion
    I just received a lamp that is from Spain. It uses the standard 2-round pin European-style plug. From what I found on the internet, the ballast works with voltage from 190v to 260v which makes senses since European power is usually around 220v. My question is : What happens if I simply change...
  2. Commercial Electrical Forum
    Can I tie together two 14/3 lamp wires from two separate ballasts into one 12/3 wire for my run and then back into two separate 14/3 at the lamp sockets? My runs are long and I'm wiring up 16 lights with 16 ballasts but I'm hoping to do two lights per extension to save on material costs. The 16...
  3. General Electrical Discussion
    Hey all, I've been having some issues lately with a building where I installed some T8 fluorescent light fixtures. I've gotten called back twice now with ballasts failing, (six total after only 4 months since install) and I'm trying to figure out what might be causing it. Here are the details...
  4. Lighting Design
    There are three ways that you can retrofit an old fluorescent fixture with new LED tubes. (1) There are tubes that work with the existing ballast. They are plug and play but I wonder if the ballast is wasting some electricity and of course when the ballast fails then we still have to do some...
  5. Lighting Design
    I have several 2x4 troffers lighting up 4 4ft T12 lamps (2 lamps per ballast). The lamps were recently changed to T10's since they have more lumens and the T12 ballast will still run them properly. There wasn't the need for 4 lamps anymore and now we only run 2 lamps and the other lamp holders...
  6. Commercial Electrical Forum
    Hello all! Recently, one of the stores for our client Walmart/Sam's Club has been giving us service calls to replace the GE-PS1700NCMUL-SY L.E.D Drivers for the GE IMMERSION™ System. Now, these ballasts have since been discontinued, COMPLETELY. Not a single supplier I use close or across the...
  7. General Electrical Discussion
    Picked up an occupancy sensor and it noticed inside the packaging it says not for use with electronic ballasts. What is the reasoning behind this??
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