Chint Power CPS SCA20KTL-DO Installation And Operation Manual page 104

Grid Standard
Note 1: When the DC input voltage is lower than 400V or higher than 800V, the
inverter begins derating, as shown in Figure 8-1:
Po/Pn
100%
80%
60%
40%
20%
Figure 8-1 SCA20/25KTL derating curve of PV input voltage
Note 2: When the ambient temperature is higher than 45℃, the output power
begins derating, as shown in Figure 8-2:
Figure 8-2 SCA20/25KTL derating curve with high temperature
100 200 300 400
Po/Pn
100%
80%
60%
40%
20%
BDEW; VDE AR-N-4105/VDE
0126-1-1/A1;CEI 0-21; G83/1/1; G59/2; C10/11
800
45 60
100
900 1000
PV Voltage (V)
Tamb(℃)