Sungrow SG50CX User Manual

87
Parameter
Definition/Setting
Description
Range
QU_V2 Pre-set grid voltage U2 that is
reactive according to the grid
voltage.
80.0%~100.0%
QU_Q2 Pre-set proportion of reactive
power according to the grid
voltage U2.
[-60.0%-60.0%]* Overload
Rate/1000
QU_V3 Pre-set grid voltage U3 that is
reactive according to the grid
voltage.
100.0%~120.0%
QU_Q3 Pre-set proportion of reactive
power according to the grid
voltage U3.
[-60.0%-60.0%]* Overload
Rate/1000
QU_V4 Pre-set grid voltage U4 that is
reactive according to the grid
voltage.
100.0%~120.0%
QU_Q4 Pre-set proportion of reactive
power according to the grid
voltage U4.
[0-60.0%]* Overload Rate/
1000
QU_EnterPower Active power for Q(U) function
activation
20.0%~100.0%
QU_EXitPower Active power for Q(U) function
deactivation
1.0%~20.0%
QU_EnableMode Unconditional activation/deac-
tivation of Q(U) function
Yes/No/Yes,Limited by PF
QU_Limited PF Value
—
0-1
**Curve C is reserved and consistent with Curve A currently.
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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