Typical Connection Diagrams Three Phase Motors

Single Voltage

• WYE Only 
• Double Delta 
• Part Winding Start (Wye Only) 
• Part Winding Start (Wye or Delta) 
• "Y" Start: "Delta" Run 

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Dual Voltage

• 2 WYE (12 Leads) 
• Star Y 
• Delta 
• Double Delta 
• Part Winding Start (Wye Only) 
• Y-Delta (6 Leads) 
• "Y" Start: "Delta" Run (12 Leads) 

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Multi-Speed

• Constant Torque (One Winding) 
• Variable Torque 
• Constant Horsepower 
• One Wye (Two Winding)