Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations waross on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  • Users: bob95678
  • Content: Threads
  • Order by date
  1. bob95678

    line voltage tolerances

    Can someone tell me where to find a standard on the standard deviation of line voltage in North American systems. Is there a given tolerance for the utility that they must meet when they supply each different voltage. For instance, if the line voltage is 277/480 volt how low can the 277 be and...

Part and Inventory Search