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  1. Stuck on NEC Chapter 9, table 8

    NEC Code Forum
    I am doing voltage drop calculations. For my project, I need to do calculations for various temperatures. However, NEC table displays only the readings for 75 degrees. I am trying to do the calculations from R2 = R1 [1 + α (T2 − 75)]. Nonetheless have not got some appropriate results. Could...
  2. Chicago IL code for wire

    Other Codes and Standards
    Does anyone know if Chicago electrical code doesn't allow stranded wire in smaller gauges? I always use solid and almost always see solid but still not sure what code says about solid vs stranded.
  3. NFPA79 hits again

    NEC Code Forum
    I'm looking for replacing a UL AWM 2464 cable used in Industrial Machine Operating handles by its equivalent with nfpa79 conformity. I know that using a Listed MTW cable will solve the problem, but before making this investment (about 200km of cable...) I'd like to be sure that my AWM is not...
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