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retrofit

  1. Fluorescent strip fixtures- ballast count

    Commercial Electrical Forum
    Hello, I am working with a company that is retrofitting LED lighting into commercial businesses. I need to be accurate in my counts of T8 fixtures and I am having some trouble with florescence strip lighting. Basically I need to know how many ballasts there are and sometimes it's difficult...
  2. Three ways to do a 48 inch LED Tube Retrofit

    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...
  3. Tricks for retrofitting service mast clamps

    Canadian Electrical Forum
    Hey guys, I've got a doozy of a situation here. I trusted the wrong guy to install a service for me while I was away on holidays. When I came back, the installation had failed inspection due to no clamps on the service mast. So the issue I'm having, is how to get the mast clamps on without...
  4. Hook up 480 piece of equipment with 208 service?

    Commercial Electrical Forum
    I have a piece of equipment rated @ 480 and my service is a 208. I seem to remember a while ago I wired a bearing press that had a phase converter on it that allowed me to wire it 240 single phase even though the equipment was 3 phase. Is it possible to mount something (phase converter or...
  5. Lumiversal T5 retrofit for normal T8 or T12 fixtures...

    Lighting Design
    I found this thing online, then I also found this company spamming on other sites. To condense pages of their marketing sham, the retrofit kit is basically a daughter-board that hangs from existing fixture shell. The daughter-board has its own reflector and an integral ballast with 0.95BF...
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