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Update - Motor Wire and Protection Chart  
 
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Here’s an update to our December 8 newsletter that provided you with a Motor Wire and Protection Chart. Based on your comments, Mike has updated the chart to include Fuse Protection.

Click here to download it - print it out, give it a go, and if there’s further feedback let us know.

Note: Voltage drop is not an NEC requirement

 

 

 

 
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Mike Holt Enterprises of Leesburg, Inc. 3604 Parkway Blvd. Suite 3 Leesburg, FL 34748
"... as for me and my house, we will serve the Lord." [Joshua 24:15]
Comments

  • I have a 208/480 75kva step up transformer the machine calls for a 50amp 3phase 480vc and a 20amp Vc 480vc . My question is what size should my breaker be on the primary side of the transformer thanks

    Arthur  December 31 2015, 5:19 pm EST

    • Reply from: Mike Holt   January 4 2016, 1:18 pm EST
    Questions not related to the Newsletter need to be posted on the Code Forum at www.MikeHolt.com. But your answer is contained in 450.3(B).
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