Open Delta Transformer

3ط Wye connected primary line with ground & neutral,Two sets of independent secondary lines to exhibit complexity of distribution network,Two sets of three 1f transformers to demonstrate 3f banking configurations, such as wye-wye, delta-delta, closed delta-wye, closed wye-delta, open-wye, open delta, etc.Fault introduction facility for troubleshooting,Each individual transformer winding is protected & designed to accept multiple faults