3000W PV Grid-tied solar inverter

1.Max efficiency >97%
2.Transformerless type with a new topology
3.Anti-islanding protection
4.5 Years Warranty
5.TUV

Efficient

 Novel transformerless PV grid-connected inverter

 Two-stage structure with wide range of DC input

 Maximum efficiency is more than 97% 

Safe

 Integrated DC surge protection device 

 Integrated AC and DC lightning protection

 Electronic string fuse and string failure detection

Simple

 Wall-mount design with standard PV plugs

 Cable connection without tools

  RS485/Internet communication

 Electrical advantages

1.Improved high-efficiency transformerless PV grid-connected inverter topology achieves the maximum efficiency of 97%.

2.Wide range of input voltage allows polycrystalline,monocrystalline and thin-film solar modules to be used.

3.Enhanced MPPT algorithm greatly increases solar power generation.

4.Large LCD graphic display for comfortable control with concise navigation menu.

5.Integrated data memorizer with daily,weekly and yearly informations.

6.Prepared for users' communication and internet connection via RS485 interface.

7.Reliable electrical protections including DC-input surge,lightning strike and etc guarantee personal safety.

Mechanical advantages

1.Excellent industrial-grade design is capable of withstanding extreme ambient temperature and humidity as well as dusty operation conditions(Protection class IP 65).

2.Special airflow design provides sufficient natural convection cooling for standard operation.

3.Advanced heat management for a long and failure-free service life,even in hot surroundings.

4.Wall-mount design with grips and standard PV plug connectors makes intallation easy and fast.

 

Performance Parameters		SPG-1.5kS		SPG-3kS		SPG-5kS
AC Electrical Specifications
Nominal AC Power Rating		1500W		3000W		5000W
Nominal AC Current		6.5A		12.4A		21.7A
Grid Structure		Single Phase
Nominal AC Grid Voltage		230Vac±15%
Nominal AC Grid Frequency		50/60Hz±1%(adjustable)
THD of AC Current		<3%
Power Factor		≥0.99
Transformer		Transformerless
DC Electrical Specifications
Max Input DC power		15550W		3100W		5300W
Max DC Voltage		550V DC
MPPT Voltage Range		125~450V DC
Max Input Current		8.5A		17A		2×15A
Number of Strings		1		2		4
Efficiency
Max Efficiency		96.80%		97.20%		97.30%
Euro Efficiency		95.80%		96.40%		96.50%
Environmental
Ambient Temperature		–20~+45°C
Max Relative Humidity		95%
Cooling Method		Free Convection
IP Degree of Protecting		IP65
Protection
AC Grid Voltage Abnormal		Standby with Auto-Recovery
AC Grid Frequency Abnormal		Standby with Auto-Recovery
Output Current Limit		110% Nominal Power
Active Anti-Islanding		Yes
Passive Anti-Islanding		Yes
Over-Heat Protection		Shut Down Output
Communication
Communication Interface		RS485 or Ethernet