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Electric Motors/Single phase moters.


4 w

4wires with x1.x2.x3.x4. On them and no neg or live markins any ideas.? And its a D80size.240v..

sounds like a dual voltage single phase,      high voltage    1 to line      4 to line   connect 2 and 3 and tape off,   low     should be     1 3  to line     2 4  to line,    if for some reason low does not work,     it would be  1 2 to line   and   3 4 to line,     most often it is the prior      neg or pos has no effect on single phase   only DC  

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Three phase/ AC DC single phase motors, controls, any problems or failures, motor installation, performance issues, connections. All other electric motors/gearboxes/apparatus. Specialty repair concerns, obsolete motors and solutions. Other mechanical or specialty equipment. See my profile under Home/electrical at this site


30 plus years in the electrical motor and apparatus repair industry. VP level management of repair facilities, current owner of my own specialty repair and consulting firm.

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