SG3K-D/SG3K6-D/SG4K6-D/SG5K-D
High Yield
Max. efficiency 98.4 %, European efficiency 98.0 %
90 – 560 V wide MPP voltage range
2 MPP Trackers, compatible with different PV
orientation design
Easy O&M
10.5 kg, easy installation by one person
Plug and play connector design for convenient
installation
Saved Investment
Max. DC/AC ratio up to 1.3
Remote monitoring, parameter configuration
and firmware update, save O&M investment
Grid Support
Compliance with AS/NZS3100, AS4777.2, AS4777.3, VDE-AR-N-4105, VDE0126-1-1,
Active & reactive power control, power ramp rate control

Technical Data
Input (DC) SG3K-D SG3K6-D SG4K6-D SG5K-D
Max. PV input voltage 600 V
Min. PV input voltage / Startup input voltage 90 V / 120 V
Nominal input voltage 360 V
MPP voltage range 90 – 560 V
MPP voltage range for nominal power 160 – 480 V 190 – 480 V 240 – 480 V 260 – 480 V
No. of independent MPP inputs 2
Max. number of PV strings per MPPT 1
Max. PV input current 20 A (10 A / 10 A)
Max. current for input connector 12 A
Max. DC short-circuit current 24 A (12 A / 12 A)
Output (AC)
Nominal AC power (at 40 ˚C) 3000 W 3680 W 4600 W 4990 W
Max. AC output at PF=1 (at 40 ˚C) 3000 W 3680 W 4600 W 4990 W
Max. AC apparent power (at 40 ˚C) 3000 VA 3680 VA 4600 VA 4990 VA
Max. AC output current 13.7 A 16.0 A 21 A 21.7 A
Nominal AC voltage 230 V
AC voltage range 180 – 276 V
Nominal grid frequency / Grid frequency range 50 Hz / 45 – 55 Hz, 60 Hz / 55 – 65 Hz
THD < 3% (at nominal power)
DC current injection < 0.5% In
Power factor at nominal powe / Adjustable power factor > 0.99 / 0.8 leading – 0.8 lagging
Feed-in phases / Connection phases 1 / 1
Efficiency
Max. efficiency / Euro. efficiency 98.4 % / 97.7 % 98.4 % / 97.7 % 98.4 % / 98.0 % 98.4 % / 98.0 %
Protection
DC reverse connection protection Yes
AC short-circuit protection Yes
Leakage current protection Yes
Grid monitoring Yes
DC switch / AC switch No / No Yes / No Yes /No No / No
DC fuse No
PV string current monitoring Yes
Overvoltage protection AC Type III
General Data
Dimensions (W*H*D) 360*390*133 mm 
Weight 10.5 kg 
Isolation method Transformerless
Degree of protection IP65
Night power consumption < 1 W
Operating ambient temperature range -25 to 60 ℃ (> 40℃ derating)
Allowable relative humidity range (non-condensing) 0 – 100%
Cooling method Natural cooling
Max. operating altitude 4000 m (> 2000 m derating) 
Display / Communication LCD / Wi-Fi (optional)
DC connection type MC4 (Max. 6 mm² )
AC connection type Plug and play connector (Max. 6 mm² )
Compliance IEC61000-6-2, IEC61000-6-3, AS/NZS3100, AS4777.2, AS4777.3, VDE-AR-N-4105, VDE0126-1-1, CE, G83/2, C10/11, EN50438
Grid support Active & reactive power control, power ramp rate control
Type designation SG3K-D-10 SG3K6-D-10 SG4K6-D-10 SG5K-D-10