to be taken from TCC ………………….of ………………… Recommendation Grid operator Function Setting parameter from TCC setting specifications High voltage side U> [kV] 1.25 Un Overvoltage protection tU> [ms] 500 ms U< [kV] 0.8 Un Undervoltage protection Un=rated tU< [s] 5.0 s voltage of f> [Hz] 51.5 Hz the HV grid Overfrequency protection tf> [ms] 100 ms ≤ f< [Hz] 47.5 Hz Underfrequency protection tf< [ms] 100 ms ≤ Low voltage side U>> [kV] 1.20 UMV tU>> [ms] 300 ms Overvoltage protection setpoint U> [kV] 1.1 UMV voltage tU> [s] 180s Other remarks Note: For all physical variables, PRIMARY VALUES are to be (e. g. I>> 360 A instead of I>> 1.2 In; U< 16 kV instead of U< 0.8 Un). TG 8, Annex C, Part B Data questionnaire for grid operators of new systems 4 (9) Certification of a power generating system Connection to the MV grid to be taken from TCC ………………….of ………………… Grid Setting values in operator Setting accordance with Function setting parameter BDEW MV guideline s U>> [kV] 1.15 Uc Overvoltage protection tU>> [ms] 100 ms ≤
to be taken from TCC ………………….of ………………… Function Setting parameter Recommendation from TCC Grid operator setting specifications High voltage side Overvoltage protection U> [kV] 1.25 Un Un=rated voltage of the HV grid tU> [ms] 500 ms Undervoltage protection U< [kV] 0.8 Un tU< [s] 5.0 s Overfrequency protection f> [Hz] 51.5 Hz tf> [ms] ≤ 100 ms Underfrequency protection f< [Hz] 47.5 Hz tf< [ms] ≤ 100 ms Low voltage side Overvoltage protection U>> [kV] 1.20 UMV setpoint voltage tU>> [ms] 300 ms U> [kV] 1.1 UMV tU> [s] 180s Other remarks Note: For all physical variables, PRIMARY VALUES are to be (e. g. I>> 360 A instead of I>> 1.2 In; U< 16 kV instead of U< 0.8 Un). Data questionnaire for grid operators of new systems Certification of a power generating system TG 8, Annex C, Part B 4 (9) Connection to the MV grid to be taken from TCC ………………….of ………………… Function Setting parameter Setting values in accordance with BDEW MV guideline Grid operator setting Overvoltage protection U>> [kV] 1.15 Uc tU>> [ms] ≤ 100 ms s
TR8-Rev.8-EN-Anhang-C.docx