Sungrow SG2K-S, Руководство пользователя

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User Manual 10 Appendix
67
Parameters SG3K-D SG5K-D SG8K-D
protection
Leakage current
protection
Yes
Low voltage fault ride
through (LVFRT)
No No Yes
Anti-islanding protection Yes (frequency shift)
Grid monitoring Yes
PV string current
monitoring
Yes
DC switch Yes (meet AS60947.3:2018)
AFCI Yes
Overvoltage category III [AC], II [DC]
Overvoltage protection DC Type II / AC Type II
Safety protection class I
System Data
Max. efficiency 98.4 % 98.4 % 98.5 %
Max. European
efficiency
97.7 % 98.0 % 98.0 %
Isolation method Transformerless
Ingress protection rating IP65
Power loss in night
mode
< 3 W
Pollution degree outside
the enclosure
3
Pollution degree inside
the enclosure
2
Operating ambient
temperature
-25
℃
to +60
℃
Allowable relative
humidity
0–100 % (non-condensing)
Cooling method Natural cooling
Max. operating Altitude 4000 m (derating when > 2000 m)
Display Graphic LCD
Communication Wi-Fi
PV connection type MC4 (Max. 6mm
²
)
AC connection type
Plug and play connector (Max. 6mm
²
)
Certification
IEC62109-1, IEC62109-2,
IEC62116, IEC61727, EN
61000-6-2, EN 61000-6-3,
AS/NZS 4777.2
IEC62109-1,
IEC62109-2,
EN
61000-6-2,
EN
61000-6-3,
AS/NZS
4777.2