When 20 12 AWG copper THHN current carrying conductors are installed in one 25' run of 2" EMT, what is the ampacity rating of each conductor?

Article?, Section?

What is the ampacity rating of each THHN copper conductor when installing five 10/2 with ground MC cables bundled together for a length of four feet?

Article?, Section?

If no overcurrent protection is provided on the secondary of a 480 volt 3 phase 5KVA transformer, what is the maximum primary overcurrent protection allowed?

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In general, when installing a motor in one location and the motor controller in another location that are NOT within sight of eac other, the minimum number of disconnecting means required is?

Article?, Section? :mad:

[ February 22, 2003, 03:00 AM: Message edited by: crtrrhnd ]