User: xxj.electricxx, Location: Brooklyn, NY
Asked on: Sunday, April 24, 2011 at 3:51 pm EDT
Answered on: Tuesday, May 14, 2024 at 4:35 am EDT
Question: 1) 400 amp service supply with 500 MCM THW, What is the minimum size grounding conductor?2) 40 amp heat element with a 30 amp pump what is the total amp required?
1) 250 MCM THW2) 52 amps (40amps + 30 amps + 2 amps for neutral) Flag for review