Sungrow SG50CX User Manual

38
No. Cable
Type
Specification
Cable Diame-
ter(mm)
Cross-sectional Area
(mm
2
)
3 AC cable
Outdoor multicore
copper or alumi-
nium cable
20 ~ 50
L1,L2,L3,N wire (SG30CX,
SG30CX-NI, SG33CX): 16
~ 70
L1,L2,L3,N wire (SG40CX):
25 ~ 70
L1,L2,L3,N wire (SG50CX,
SG50CX-NI): 35 ~ 70
PE wire: refer to
"table 5-2
PE Wire Requirements"
4
Communi-
cation
cable
Shielded twisted
pair (terminal
block)
4.5 ~ 18
0.1 ~ 1.5
CAT-5 Ethernet ca-
ble (RJ45)
/
table 5-2 PE Wire Requirements
Phase Wire Cross
Section S
PE Wire Cross
Section
Note
16＜S≤35mm
2
16mm
2
The specifications are valid only when
the phase wire and PE wire use the
same material. If otherwise, ensure that
the cross section of the PE wire produ-
ces a conductance equivalent to that of
the wire specified in the table.
S＞35 mm
2
S/2
Other sizes of grounding cables that meet local standards and safety regulations can also
be used for grounding connections. But SUNGROW shall not be held liable for any damage
caused.
5 Electrical Connection 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