Sungrow SG40CX - Page 124

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Parameters SG30CX-NI SG50CX-NI
Input (DC)
Recommended max. PV
input power
45kW 76kW
Max. PV input voltage
1100 V
(8)
Min. PV input voltage /
Start-up input voltage
200 V / 250 V
Nominal PV input voltage 585 V
MPP voltage range 200 ~1000 V
MPP voltage range for
rated power
550 V ~ 850 V
(9)
No. of independent MPP
inputs
3 5
No. of PV strings per
MPPT
2
Max. PV input current
78 A (26 A / 26 A / 26 A)
130 A(26 A / 26 A / 26 A / 26
A / 26 A)
Max. DC short-circuit
current
120 A (40 A / 40 A / 40 A)
200 A(40 A / 40 A / 40 A / 40
A / 40 A)
Output (AC)
AC output power
29.9 kVA 50 kVA
Rated AC output appa-
rent power
29.9 kVA 50 kVA
Max. AC output current
48.15 A 80.5 A
Nominal AC voltage 3 / N / PE，230 / 400 V
AC voltage range
312 ~ 528 V
Nominal grid frequency /
Grid frequency range
50 Hz / 45 ~ 55 Hz, 60 Hz / 55 ~ 65 Hz
Harmonic (THD)
< 3 % (at nominal power)
Power factor at nominal
power / Adjustable power
factor
> 0.99 / 0.8 leading ~ 0.8 lagging
Feed-in phases / AC
connection
3 / 3-PE
Efficiency
Max. efficiency / Euro-
pean efficiency
98.6% / 98.3% 98.7% / 98.4%
Protection
10 Appendix User Manual