3 Phase Wye Delta Wiring Diagram. Initially we explored the idea of three phase power systems by connecting three voltage sources together in what is commonly known as the y or star configuration. This configuration of voltage sources is characterized by a common connection point joining one side of each source.
V p phase voltage v l line voltage i p phase current i l line current r r1 r2 r3 resistance of each branch w wattage w delta 3 w wye w odelta w delta w owye w wye. This configuration of voltage sources is characterized by a common connection point joining one side of each source. Delta and wye 3 phase circuits ac electric circuits pdf version.
A phase is connected to each corner of the delta.
That s why distribution transformers are wired as delta wye. Figure 2 shows a delta delta transformer connection. V p phase voltage v l line voltage i p phase current i l line current r r1 r2 r3 resistance of each branch w wattage w delta 3 w wye w odelta w delta w owye w wye. For both wye and delta balanced loads wye and delta equivalent.
