Voltage and Current is measured on all six bushings of the OSM recloser using capacitively coupled voltage sensors and Rogowski coil currentsensors. Phase to Earth Voltage: Range 0.3-16.0kV, Accuracy ± 1%or0.1kV Phase to Phase Voltage: Range 0.5-27.0kV, Accuracy ± 1%or0.1kV Phase Current: Range 0-630A, Accuracy ± 1% or ±4A Residual Current: Range 0 - 400A, Accuracy ± 5% or 0.5A Active, Reactive and Total Power: Range 40 - 630A, 4.5 - 27kV, Accuracy ± 2% Single and Three Phase Active, Reactive and Total Power: Range 0 - 30,000 kW/kVAR/kVA, Accuracy ± 2% Frequency: Range 45-55Hz, 55-65Hz Accuracy at dF/dT < 0.2Hz/s: ± 0.025Hz Range 45-55Hz, 55-65Hz Accuracy at dF/dT < 0.5Hz/s: ± 0.05Hz Power Factor: Range 0-1, Accuracy ±0.02 |