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  1. horsegoer

    2 Hour Rated Feeders

    JMB thanks a lot. BTW is there an option to quote a message here? Forums usually have the selection but I don't see it. A few questions. Say you have the feeder run horizontally on one floor and that entire floor is fully sprinkled and none of the others floors are, would that that satisfy...
  2. horsegoer

    2 Hour Rated Feeders

    So if EMT were run as I listed above would it be considers 2 hour fire rated protected? Thanks
  3. horsegoer

    Branch Panel Vs. Distribution Panel

    Thanks all.
  4. horsegoer

    Branch Panel Vs. Distribution Panel

    What is the difference. I'm assuming branch panel is a panel with final OCPD and distribution panel is not. Thanks.
  5. horsegoer

    2 Hour Rated Feeders

    Sorry yes 2 hour fire rated. So what about 1 and 2? Suffice? Trying to get around using MI, or Vitalink.
  6. horsegoer

    2 Hour Rated Feeders

    Hello. Engineer is asking for several EM feeders to be 2 hour rated. Would the following s deem EMT and THHN two hour rated? 1. The full length run in a 2 hour rated shaft and room? 2. Run in fully sprinkler area? Also if the feeder is run exposed outdoor does that alleviate the 2 hour...
  7. horsegoer

    MI CABLE

    Hello all. Looking at healthcare facility power riser drawing and it states that ALL emergency feeders to be MI cable. This does not seem correct as usually it's only fire pump. There is a generator and ATS's. Job is in NYC. Any thoughts about the note saying all EM feeders to be MI? Thank you

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