SG49K5J
Sales Area
JP
High Yield
Max. efficiency 98.9 % European efficiency 98.5 %
Full power operation without derating at 50 ℃
Up to 4 MPP trackers
Easy O&M
Integrated IV curve scan function for fast
trouble shooting
Plug-in design of fan and SPD, easy for on-site
maintenance
Saved Investment
Max. DC/AC ratio up to 1.5
Capacity less than 50 kW plant only need one
inverter
Can be installed horizontally, saving installation
cost
Grid Support
Compliance with Japan utility grid standards
Fault ride through (FRT) 2017
Remote active power control

Technical Data
Input (DC) SG49K5J
Max PV input voltage 1000 V
Min. PV input voltage / Startup input voltage 200 V / 250 V
Nominal input voltage 660 V
MPP voltage range 200 - 950 V
MPP voltage range for nominal power 490 - 850 V
No. of independent MPP inputs 4
Max. number of PV strings per MPPT 3
Max. PV input current 112 A (28 A / 28 A / 28 A / 28 A)
Max. current for input connector 12 A
Max. DC short-circuit current 140 A (35 A / 35 A / 35 A / 35 A)
Output (AC)
Nominal AC power (at 50 ˚C) 49500 W
Max. AC output at PF=1 (at 50 ˚C) 49500 W
Max. AC apparent power (at 50 ˚C) 49500 VA(default), 55000 VA(settable)
Max. AC output current 80 A
Nominal AC voltage 3 / PE, 420 V / 440 V
AC voltage range 374 - 506 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 3 / 3
Efficiency
Max. efficiency / Euro. efficiency 98.9 % / 98.5 %
Protection
DC reverse connection protection Yes
AC short-circuit protection Yes
Leakage current protection Yes
Grid monitoring Yes
DC switch / AC switch Yes / Yes
DC fuse Yes (positive, 15A)
PV string current monitoring Yes
Anti-PID function Optional
Overvoltage protection DC Type II / AC Type II
General Data
Dimensions (W*H*D) 677*962*282.5 mm 26.7''*37.9''*11.1''
Weight 70 kg 154.3 lb
Isolation method Transformerless
Degree of protection IP65
Night power consumption < 2 W
Operating ambient temperature range -25 to 60 ℃ (> 45 ℃ derating) -13 °F to 140 °F (> 113 °F derating)
Allowable relative humidity range (non-condensing) 0 - 100 %
Cooling method Smart forced air cooling
Max. operating altitude 4000m (>3000m derating) 13123 ft (>9843 ft derating)
Display / Communication Graphic LCD / RS485
DC connection type OT terminal (Max. 6 mm²)
AC connection type OT terminal (Max. 70 mm²)
Grid support FRT 2017, active & reactive power control and power ramp rate c ontrol
Type designation SG49K5J-10