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)

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