11 Operating Data and Parameters
SMA Solar Technology AG
User Manual 121SCCPXT-E7-BA-en-58
11.2 Parameters
11.2.1 Inverter
11.2.1.1 Power Limitation
Name Description Value/range Explanation Default
value
Plimit* Limitation of the nominal
device power including
apparent power
0kW to 550kW SunnyCentral500CPXT 550kW
0kW to 700kW SunnyCentral630CPXT 700kW
0kW to 792kW SunnyCentral720CPXT 792kW
0kW to 836kW SunnyCentral760CPXT 836kW
0kW to 880kW SunnyCentral800CPXT 880kW
0kW to 935kW SunnyCentral850CPXT 935kW
0kW to 990kW SunnyCentral900CPXT 990kW
0kW to 1100kW SunnyCentral1000CPXT 1,100kW
Pmax** Limitation of the nominal
power
0kW to 550kW SunnyCentral500CPXT 550kW
0kW to 700kW SunnyCentral630CPXT 700kW
0kW to 792kW SunnyCentral720CPXT 792kW
0kW to 836kW SunnyCentral760CPXT 836kW
0kW to 880kW SunnyCentral800CPXT 880kW
0kW to 935kW SunnyCentral850CPXT 935kW
0kW to 990kW SunnyCentral900CPXT 990kW
0kW to 1100kW SunnyCentral1000CPXT 1,100kW
P-WMod** Mode for active power
limitation
Off
Limits active power to Pmax
Off
WCtlCom Limits active power via an exter-
nal control unit, such as the
Power Reducer Box
WCnst Manually limits active power in
kW (P-W) via communication de-
vices, such as the SC-COM
WCnstNom Manually limits active power in%
(P-WNom) via communication
devices, such as the SC-COM
WCnstNomAnIn Limits active power in% at the
analog input
WCnstNomDigIn Limits active power at the digital
input. This mode is not supported.