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Converter Station abb power consulting Calibration

Method for on-line calibration of low accuracy voltage ...· The invention claimed is: 1. A method for calibrating voltage sensors in a switchboard, said switchboard comprising a circuit breaker, a voltage transformer at busbar level, a first voltage sensor, a second voltage sensor on one of two sides of the circuit breaker, a communication bus and a first electronic device, characterized by the following steps: i. performing a measurement using said ...

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