transformers

Three single-phase 11kV/3.3kV transformers are connected to form a three-phase transformer bank with connections as shown. Considering ABC phase sequence, the vector group of the t...

Two single-phase transformers T 1 and T 2 each rated at 500 kVA are operated in parallel. Percentage impedances of T 1 and T 2 are (1 + j6) and (0.8 + j4.8), respectively. To share...

Match the following List-I (Test) (A) No load and blocked rotor test (B) Sumpner’s test (C) Swinburn’s test List-II (Machine) (1) Transformer (2) Induction machine (3) Synchronous...

Two transformers of identical voltage but of different capacities are operating in parallel. For satisfactory load sharing

Two transformers of different $$kVA$$ ratings workings in parallel share the load in proportion to their ratings when their