Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.

Trending News

Promoted
Ralph N
Lv 5
Ralph N asked in Science & MathematicsEngineering · 1 decade ago

how many amps for a 15 ton crane (span 75 ft) 480 v,3 phase?

2 Answers

Relevance
  • Johneye
    Lv 4
    1 decade ago
    Favorite Answer

    Amps for what? Hoist, trolley or bridge? Motor sizes for each is rather important to calculate the current required. What does the span have to do with it?

  • kent_clarke_superman
    1 decade ago

    There's not nearly enough info in the question to answer this....

Still have questions? Get your answers by asking now.