116
Parameter SG15RT SG17RT SG20RT
Efficiency
Max. efficiency 98.50 %
European efficiency 98.10 %
Protection & Function
Grid monitoring Yes
DC reverse connection
protection
Yes
AC short-circuit protection Yes
Leakage current protection Yes
DC switch Yes
PID recovery function Yes
Surge protection DC Type II / AC Type II
Arc fault circuit interrupter
(AFCI)
optional
General Data
Dimensions (W x H x D) 370 mm x 480 mm x 195 mm
Mounting method Wall-mounting bracket
Weight 21 kg
Topology Transformerless
Degree of protection IP65
Operating ambient temper-
ature range
-25℃ to +60℃
Allowable relative humidity
range (non-condensing)
0–100 %
Max. operating altitude 4000 m (> 2000 m derating)
Cooling method Smart forced air cooling
Display LED
Communication WLAN / Ethernet / RS485 / DI / DO
DC connection type MC4 (Max. 6 mm
2
)
AC connection type Plug and play
Country of manufacture China
* The inverter enters standby state when the input voltage ranges between 1,000 V and
1,100 V. If the maximum DC voltage in the system can exceed 1,000 V, the MC4 connectors
included in the scope of delivery must not be used. In this case MC4-Evo2 connectors must
be used.
10 Appendix User Manual
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