NATIONAL TRANSMISSION & DESPATCH COMPANY LIMITED (NTDC ...

Fig-3: Connections for Testing of the Three-Phase, Three-Wire Energy Meter. 15-26. In this case there is a three-phase supply. This is used for two purposes: (a) to supply the stator of the phase shifting transformer, (b) to supply three step-down transformers, two of whose secondaries supply the current coils of the meter. ................
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