inverter,power inverter,frequency inverter

inverter,power inverter,frequency inverter is SG500K3 is specially-designed for Amorphous Silicon.

inverter,power inverter,frequency inverter

General Descriptions:
SG500K3 is using low-frequency isolation transformer for protective purpose. Its wider input voltage range ensures more combinations of the PV arrays. Moreover, optical fiber isolation technology has been adopted to increase its anti-interference ability under the circumstances of multiple inverters installation. In addition, optimized circuit and structural design has improved system thermal efficiency which enhancing system reliability and stability. Reinforced protection functions, including the DC ground fault protection, make it the best product for large scale PV power plant.
Technical Features:
With low-frequency transformer isolation
Wide DC input voltage range
Advanced IGBT module boosts reliability and stability
High conversion efficiency up to 97.1% (with transformer)
Complete protection features ensures greater reliability of the system
Easy installation and use
MPPT self-optimizing technology maximizes the system power generating capacity
Accurate output power measurement
Multi-lingual LCD display & multiple communication interfaces
Designed to suit for the harsh grid environment
DK5940
Communications:
RS485/Ethernet/GPRS interfaces
Computer monitoring software
Safety:
·Full protection functions: over-voltage protection, short-circuit protection, islanding protection, over-heat protection
·Over-load protection
·DC ground-fault protection
·Standards complied: EN61000-6-2, EN61000-6-4, EN50178, RD1663/ 2000, DK5940
Technical Specifications
MODEL	SG500K3
DC DATA
Max. DC Voltage	880Vdc
MPP Voltage Range	450~820Vdc
Max. DC Power	550kWp
Max. Input Current	1200A
Max. Number of Strings	16
AC DATA
Output Power	500kW
inverter,power inverter,frequency inverterNominal Grid Voltage	310~450Vac
Nominal Grid Frequency	50/60Hz
Current THD	< 3% (at nominal power)
Power Factor	~1(at nominal power)
SYSTEM
Max. Efficiency	97.30%
Euro Efficiency	96.70%
Protection Degree	IP20 (indoor)
Operating Temp.	-25~+45oC
Cooling Method	Controlled forced-air cooling
Comm. Interfaces Optional Display Relative Humidity	0~95%, non-condensing RS485 ethernet/GPRS touch screen LCD
MECHANICAL DATA
W | H | D	2800x2180x850+1800x2180x1200(mm)
Weight	3300kg

inverter,power inverter,frequency inverter