Examples of 3ph Circuits

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3ph Circuits

These are examples of  3 Phase 415 vollt AC curcuits.

Forward/ Reverse wiring.

Basic wiring, no crossover circuit.

To reverse a 3ph motor, interchange 2 of the 3 supply cables. 

Star/Delta basic Wiring

Basic 3ph wiring, without the control curcuit.

3ph Motor

Repressentation of wiring, curcuit Ohms should be equal.

Delta Wiring

Repressentation of wiring, curcuit Ohms should be equal.

Star Wiring

Repressentation of wiring, curcuit Ohms should be equal.

Star/Delta Wiring

 With the contol curcuit.

2 Speed 3ph Motor