tie-in

  1. C

    Control/Dimming Requirement for fusing an onstage switch?

    I am attempting to explain to a licensed electrician why an onstage switch would need to be fused. In our example, there is a 100A 3-phase (4 wire + ground) feed to the stage, which is directly wired from a 100A 3-pole breaker in a separate panel. That panel is in another room. The box they...