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  1. Industrial Electrical Forum
    My machinery has a range of 120 – 240 volts. I have to run quite a few of these. My input voltage from the utility company is 12000 Volts and I need to step it down to 208 Volts. What kind of transformer do you suggest? I want to run the machines on 208 volts so that my amperage is less. 1)...
  2. General Electrical Discussion
    Ok, I think I understand that: When you have primary and secondary ocpd, Primary ocpd can be up to 250% of the transformers ampacity. Also, the secondary ocpd can be no more than 125% of the load being served. Also, I understand that what ever ocpd you install on the primary, the primary...
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