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// Industrial Power Connectors

Star-Delta Motor Terminal

Star-delta starter motor terminals connect to all 6 terminals of a 3-phase motor winding (U1 V1 W1 U2 V2 W2) allowing the starter contactor set to switch from star (starting) to delta (running) configuration.

// Specifications
Standard
IEC 60034 motor terminal
Terminals
U1 V1 W1 U2 V2 W2
Starting
Star connection reduces starting current
Running
Delta connection full torque
Use Case
Large 3-phase motors reduce DOL starting current
Typical
Motors above 7.5kW benefit from star-delta
// generating diagram...
// Pin Reference Table
Pin Name Function Type
U1 U1 Motor winding U start PWR
V1 V1 Motor winding V start PWR
W1 W1 Motor winding W start PWR
U2 U2 Motor winding U finish PWR
V2 V2 Motor winding V finish PWR
W2 W2 Motor winding W finish PWR