6 analog sensors and external signals, 7 active power limitation, 8 reactive power regulation – SMA SC 400HE User Manual
Page 5
SMA Solar Technology AG
Table of Contents
Operating Manual
SC4-63HE-BE-BEN103280
5
Analog Sensors and External Signals . . . . . . . . . . . . . . . . . . . . 40
Calculating Gain and Offset of External Sensors . . . . . . . . . . . . . . . . . . . . . 40
Configuring ExtSolIrr and ExtGloIrr Analog Sensors . . . . . . . . . . . . . . . . . . 41
Displaying the Sensor's Spot Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Active Power Limitation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Frequency-independent Active Power Limitation Procedure . . . . . . . . . . . . . 42
"WCnstNomAnln" Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Displaying Error Messages and Warnings for Active Power Limitation . . . . 45
Active Power Limitation Depending on Power Frequency . . . . . . . . . . . . . . . 46
Displaying the Status of the Active Power Limitation . . . . . . . . . . . . . . . . . . . 47
Reactive Power Regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Procedure for Regulating Reactive Power . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
"VArCnstNomAnIn" Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Displaying Error Messages and Warnings for the Reactive Power Setpoint . . 54