Tag: unbalance voltages

Negative Sequence Currents – Causes, Effects and Protection

What is a Negative Sequence Current? Negative sequence current is defined as a type of unbalanced current that occurs in a three-phase electrical system. In a balanced three-phase system, the …

Design

Effects of Unbalance Voltage on Induction Motors

Unbalance phase voltages on a three (3) power system produce negative sequence components of the voltage. Even a small voltage unbalance will result in large current unbalance during the running …

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