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How not to overspecify high voltage CTs and VTs

The installations wherein CTs and VTs are mounted to measure the normal and abnormal values of current and voltage, have many variations in key system parameters, including voltage class, insulation… Read more

Feb 18, 2019 | Power Substation

How not to overspecify high voltage CTs and VTs

Connections and working principles of three-phase distribution transformers

A three-phase service can be supplied by one three-phase transformer unit or by interconnecting three single-phase transformer units. One three-phase unit is smaller than an equivalent size bank consisting of…...

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Feb 08, 2019 | Premium Content ♛

Three-Phase Transformer Connections