User manual 09/2009 - Schneider Electric

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User manual 09/2009 - Schneider Electric

The RSU Parameter Setting SoftwareDemand Values SetupThe table below illustrates the parameter settings for the demand values calculation windows in theServices tab:ScreenAction2 dropdown lists can be used to set the parameters for calculating the power demand valuein the Power demand window:• Select the type of calculation window in the Window type dropdown list: fixed window,sliding window, synchronized window.• Indicate the duration of the calculation window using the scroll bars in the Intervaldropdown list: the duration can be selected from 5 to 60 minutes in steps of 1 minute.Current demand setup:In the Current demand/Interval window indicate the duration of the calculation window usingthe scroll bars in the Interval dropdown list: the duration can be selected from 5 to 60 minutesin steps of 1 minute.The calculation window type must be sliding window.Quality Indicator SetupThe table below illustrates the parameter settings for the cos ϕ and power factor (PF) indicators in theServices tab:ScreenActionSelect the sign convention in the Power factor sign window.The default parameter setting for the sign convention is the IEEE convention.Energy Accumulation Mode SetupThe table below illustrates the energy accumulation mode setup in the Services tab:ScreenActionSelect the energy accumulation mode in the Energy accu. mode window.• Absolute energy: The energies supplied and consumed are counted positively• Signed energy: The energy supplied is valued negatively, the energy consumed is valuedpositivelyThe default parameter setting for the energy accumulation mode is absolute energy mode.124 LV434104 09/2009

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