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Free Transformer Chart  
 
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Last month we provided you with a Motor Wire and Protection Chart. This month Mike would like to share with you this free Transformer Chart – should be an excellent tool for use in the office, on the job site, or in a training facility.

Click here or on the image to download the chart. Please print it out, give it a go, and give us feedback on its use and how it can be improved.

 

 

 

 
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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

  • Yep, can do and will do. I'll send out an updated table in the next few weeks.

      January 24 2016, 12:06 pm EST

    • Reply from: Jacob Mendelovici   January 24 2016, 12:53 pm EST
    Secondary 15 kVA Xfmr FLC = 15000 / (1.73 x 208) = 41.69A a) OCP for noncontinuous load = 42A; next std CB (up) = 50A b) OCP for continuous load = 41.69 x 1.25 = 52A; next std CB (up) = 60A. (OCP depends on continuous / noncontinuous load)
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