SMA SC 500HE-US - Manual (Page 69)

SMA America, LLC 12 Parameters
Operating Manual SC500HEUS-eng-BE-BUS120320 69
PF-PFExtStop* Excitation of the
displacement
power factor cos φ
at characteristic
curve point 2 OvExt Overexcited OvExt
UnExt Underexcited
PF-PFStr* Displacement
power factor cos φ
at characteristic
curve point 1 0.5 … 1 The lower limit is
defined by the
parameter
"PFAbsMin". 0.9
PF-PFStop* Displacement
power factor cos φ
at characteristic
curve point 2 0.5 … 1 The lower limit is
defined by the
parameter
"PFAbsMin". 0.9
PF-WStr* Specifies the feed-in
capacity in % at
characteristic curve
point 1 0% … 90% ‒ 0 %
PF-WStop* Specifies the feed-in
capacity in % at
characteristic curve
point 2 10% … 100% ‒ 100 %
PFAbsMin** Limitation of the
displacement
power factor cos φ 0.5 … 1 ‒ 0.9
Plimit** Nominal power of
the Sunny Central 0 kW … 1 000 kW ‒ 500 kW
Pmax* Limitation of the
nominal power of
the Sunny Central 0 kW … 500 kW ‒ 500 kW
PvPwrMinTr Limiting value for
starting the MPP
tracker 0 kW … 1200 kW ‒ 20 kW
PvPwrMinTrT Timeout for starting
the MPP tracker 1 s … 1 800 s ‒ 600 s
Parameters Description Value/range Explanation Default
value