SG250HX String Inverter

Input (DC)

Max. PV input voltage
1500 V
Min. PV input voltage / Startup input voltage
600 V / 600 V
Nominal input voltage
1080 V
MPP voltage range
600 V – 1500 V
MPP voltage range for nominal power
860 V – 1300 V
No. of independent MPP inputs
12
Max. number of PV strings per MPPT
2
Max. PV input current
26 A * 12
Max. current for input connector
30 A
Max. DC short-circuit current
50 A * 12

Output (AC)

Max. AC output power
250 kVA @ 30 ℃ / 225 kVA @40 ℃/200 KVA @50℃
Max. AC output current
180.5 A
Nominal AC voltage
3 / PE, 800 V
AC voltage range
680 – 880V
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 power / Adjustable power factor
> 0.99 / 0.8 leading – 0.8 lagging

Efficiency

Euro. efficiency
98.70 %
Max. efficiency
99.00 %

Protection and Function

Overvoltage protection
DC Type II / AC Type II
Grid monitoring
Ground fault monitoring
Night SVG function
DC reverse connection protection
AC short-circuit protection
Leakage current protection
AC switch
DC switch
PV string current monitoring
PID recovery function

General Data

Dimensions (W x H x D)
1,051 × 660 × 363 mm 41.3 × 25.9 × 14.29 in
Weight
95 kg 209.4 lb
Isolation method
Transformerless
Degree of protection
IP66
Night power consumption
< 2 W
Operating ambient temperature range
-30 to 60 ℃
Allowable relative humidity range (non-condensing)
0 – 100 %
Cooling method
Smart forced air cooling
Max. operating altitude
4000 m (> 3000 m derating)
Display
LED, Bluetooth+APP
Communication
RS485 / Optional: PLC
Compliance
IEC 62109, IEC 61727, IEC 62116, IEC 60068, IEC 61683, VDE-AR-N 4110:2018, VDE-AR-N 4120:2018, IEC 61000-6-3, EN 50438, UNE 206007-1:2013, P.O.12.3, UTE C15-712-1:2013,UL1741, UL1741SA, IEEE1547, IEEE1547.1, CSA C22.2 107.1-01- 2001, FCC Part15 Sub-part B
Grid Support
Q at night function, LVRT, HVRT,active & reactive power control and power
DC connection type
Amphenol UTX (Max. 6 mm² )
AC connection type
OT terminal (Max. 300 mm²)

Standard Accessories

DC main output load switch
PV specific application SPD
PV SPD failure monitoring
PV self power supply for internal loads
Communication port
Current and voltage monitoring for each string