SG8K3-D Residential

Input (DC)

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
285 – 480 V
No. of independent MPP inputs
2
Max. number of PV strings per MPPT
1 / 2
Max. PV input current
12.5 A / 25 A
Max. current for input connector
15 A
Max. DC short-circuit current
15 A / 30 A

Output (AC)

Max. AC output power
8300 VA
Max. AC output current
36.1 A
Nominal AC voltage
220 / 240 V
AC voltage range
176 – 276 V
Nominal grid frequency / Grid frequency range
60 Hz, 55 Hz – 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
Feed-in phases / Connection phases
1 / 1

Efficiency

Euro. efficiency
98.00 %
Max. efficiency
98.50 %

Protection and Function

Overvoltage protection
DC Type II / AC Type II
Grid monitoring
Ground fault monitoring
Insulation monitoring
PV reverse connection protection
AC short-circuit protection
Leakage current protection
AC switch
DC switch
PV string current monitoring
Islanding Protection
Additional information
DC switch
Optional

General Data

Dimensions (W x H x D)
360 × 390 × 148 mm
Weight
15.5 kg
Isolation method
Transformerless
Degree of protection
IP65
Night power consumption
< 1 W
Operating ambient temperature range
-25 to 60 °C (> 45 °C derating)
Allowable relative humidity range (non-condensing)
0 – 100 %
Cooling method
Natural cooling
Max. operating altitude
4000 m (>2000 m derating)
Display
LCD
Communication
RS485, Wi-Fi (optional), Ethernet (optional)
Compliance
IEC62109-1, IEC62109-2, IEC62116, IEC61727, EN 61000-6-2, EN 61 000-6-3, ABNT NBR 16149, ABNT NBR 16150
Grid Support
Active & reactive power control, power ramp rate control
Type designation
SG8K3-D
DC connection type
MC4 (max. 6 mm²)
AC connection type
Plug and play connector (max. 6 mm²)
* Devices for Australia are not equipped with DC switches

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