SMA SC 400HE - Manual (Page 97)

SMA Solar Technology AG 9 Parameters
Operating Manual SC4-63HE-BE-BEN103280 97
9.5 Grid Decoupling / Power Frequency
9.6 Grid Connection
Name Description Value / range Default
value
HzRtg Nominal frequency of the power distribution grid 40 Hz … 62 Hz 50 Hz
HzCtlhhLim Threshold value for overfrequency in level 2 50 Hz … 70 Hz 55 Hz
HzCtlhhLimTm Tripping time for overfrequency in level 2 0 s … 5 s 0.1 s
HzCtlhLim Threshold value for overfrequency in level 1 50 Hz … 70 Hz 51.5 Hz
HzCtlhLimTm Tripping time for overfrequency in level 1 0 s … 5 s 0.1s
HzCtllLim Threshold value for underfrequency level 1 40 Hz … 60 Hz 47.5 Hz
HzCtllLimTm Tripping time for underfrequency in level 1 0 s … 600 s 0.1 s
HzCtlllLim Threshold value for underfrequency in level 2 40 Hz … 60 Hz 46 Hz
HzCtlllLimTm Tripping time for underfrequency level 2 0 s … 600 s 0.1 s
HzCtlMin Threshold value for underfrequency level 3 40 Hz … 60 Hz 44 Hz
HzCtlMinTm Tripping time for underfrequency level 3 0 s … 600 s 0.1 s
Name Description Value / range Default
value
GriGrdMonTm Time span in which the activation conditions must
be satisfied so that the power distribution grid can
be switched.
0 ms … 600 ms 5 s
VCtlOpMinNom Minimum grid voltage for switching on the power
distribution grid. The parameter is based on the
nominal voltage "VRtg".
0% … 100% 95%
VCtlOpMaxNom Maximum grid voltage for switching on the power
distribution grid. The parameter is based on the
nominal voltage "VRtg".
100% … 200% 115%
HzCtlOpMin Minimum power frequency for switching on the
power distribution grid. 40 Hz … 60 Hz 47.5 Hz
HzCtlOpMax Maximum power frequency for switching on the
power distribution grid. 50 Hz … 70 Hz 50.05 Hz