Sungrow SG50CX User Manual

108
Parameters
SG30CX SG33CX
Efficiency
Max. efficiency / Euro-
pean efficiency
98.6% / 98.3%
Protection
DC
reverse polarity protection
Yes
AC short circuit
protection
Yes
Leakage current
protection
Yes
Grid monitoring
Yes
Ground fault monitoring
Yes
DC switch
Yes
AC switch
No
PV string monitoring Yes
Q at night function
Yes
PID recovery function
Yes
Arc fault circuit interrupt-
er (AFCI)
—
Optional
Overvoltage protection
DC Type II / AC Type II
DC Type II (Optional:Type I +
II) / AC Type II
General Data
Dimensions (W×H×D)
702×595×310mm
Weight
50 kg
Topology Transformerless
Degree of protection
IP66
Night power
consumption
≤2 W
Operating ambient tem-
perature range
-30 ~ 60 ℃ (> 45 ℃ derating)
Allowable relative humid-
ity range
0 ~ 100%
Cooling method
Smart forced air cooling
Max. operating altitude
4000 m (> 3000 m derating)
Display
LED, Bluetooth + App
Communication
RS485 / Optional: WLAN ,
Ethernet
RS485 / Optional: WLAN,
Ethernet
DC connection type
MC4 (Max. 6 mm
2
)
10 Appendix User Manual

Sungrow SG50CX Specifications

General

Max. DC Voltage	1100 V
MPPT Voltage Range	200 V - 1000 V
Max. Input Current per MPPT	26 A
Number of MPPTs	4
Rated AC Output Power	50 kW
Max. AC Output Current	76 A
Frequency	50 Hz / 60 Hz
Efficiency	98.6%
Start Voltage	200 V
Number of DC Inputs per MPPT	2
Max. AC Apparent Power	55 kVA
AC Voltage Range	310 V - 480 V
Power Factor at Rated Power	1
Adjustable Power Factor Range	0.8 leading - 0.8 lagging
THDi	< 3%
DC Switch	Yes
AC Surge Protection	Type II
DC Surge Protection	Type II
Protection Class	I
Cooling Method	Smart forced air cooling
Protection Degree	IP66
Protection Level	IP66
Operating Temperature Range	-25°C to +60°C
Humidity	0-100%
AC Output Voltage	3 / N / PE, 220 V / 380 V, 230 V / 400 V