Single Phase Inverter Second Generation 4k Solar Inverter made in China

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Description of Single Phase Inverter Second Generation 4k Solar Inverter

Solar ac power system consists of solar panels, charge controllers, inverter and battery; Solar energy does not include inverter dc power system. Inverter is a kind of power conversion device, inverter by incentives can be divided into self-excited oscillation inverter and separately excited oscillation inverter.


Features of Single Phase Inverter Second Generation 4k Solar Inverter

Standard 10 years warranty, 5-15 years optional

Built-in Gprs as option

Built-in Wifi as option

Smaller and lighter, only 9.6kg

High performance DSP for algorithm control

VDE-AR-N 4105 certification

New topology design

Dual MPPT design

Multi-button touch interface

LCD screen visible at night

Have anti-shading function


Advantages of Single Phase Inverter Second Generation 4k Solar Inverter

Longer life cycle

Plug and play

Free monitoring through our webportal

Very lower internal temperature

Easy transportation and installation

Faster CPU speed

Adjustable active and reactive power

Maximum conversion effciency up to 97.7%,Euro up to 96.9%

Real-time data readable at night

User friendly operation



Technical Data of Single Phase Inverter Second Generation 4k Solar Inverter


Max.PV Power4500W
Max,DC Voltage590V
Nominal DC Voltage360V
Operating MPPT Voltage Range120-550V
MPPT Voltage Range at Nominal Power150-500V
Start up DC Voltage 150V
Turn off DC Voltage120V
Max, DC Current12A
Max, Short Cicuit Current for each MPPT16A
Number of MPP trackers2
Max.Input Power for each MPPT2600W
Number of DC Connection for each MPPTA:1/B:1
DC Connection TypeMC4 connector


Max,AC Apparent Power4400VA
Nominal AC Power (cos phi = 1)4000W
Nominal Grid Voltage220V/230V/240V
Nominal Grid Frequency50Hz/60Hz
Max, AC Current19.0A
Grid Voltage Range**185-276V
Grid Frequency Range**45-55Hz/55-65Hz
Power Factor0.9 capacitive... 0.9 inductive
Total Harmonic Distortion(THD)<2%
Feed in Starting Power30W
Night time Power Consumption<1W
Standby Consumption6W
AC Connection TypePlug-in connertor



Euro Efficiency97.5%
MPPT Efficiency99.9%


Safety and Protection
DC Insulation MonitoringYes
DC SwitchOptional
Residual Current Monitoring Unit (RCMU)Integrated
Grid Monitoring with Anti-islandingYes
Electricity Fuse ProtectionYes
Protection ClassⅠ(According to IEC 62103)
Overvoltage CategoryPVⅡ/Mains Ⅲ(According to IEC 62109-1)


Reference Standard
Safety StandardEN 62109, AS/NZS 3100
EMC StandardEN 6100-6-1, EN 6100-6-2, EN 6100-6-3 EN 6100-6-4, EN 6100-3-2, EN 6100-3-3
Grid StandardVDE-AR-N4105. VDE-0126-1-1,G83/1,EN 50438,RD1699,CEI 0-21, AS4777,C10/C11
Physical Structure
Environmental Protection RatingIP 65 (According to IEC 60529)
Cooling ConceptInternal fan convection
Mounting InformationWall bracket


General Data
Operating Temperature Range-25℃ to +60℃(derating above 45℃)
Relative Humidity0% to 98%, no condensation
Max. Altitude (above sea level)2000m
Noise Type<40dB
Isolation TypeTransformerless
Display3 LED ,Backlight, 4x20 Character LCD
Data CommunicationRS485(WiFi, GRPS integrated)
Computer CommunicationUSB
Standard Warranty10 Years (5-15 years optional)


IMages of Single Phase Inverter Second Generation 4k Solar Inverter

Single Phase Inverter Second Generation 4k Solar Inverter made in China

Single Phase Inverter Second Generation 4k Solar Inverter made in China

Single Phase Inverter Second Generation 4k Solar Inverter made in China



Q: Do you have the CE, TUV, UL Certification?

A: We’ve already passed all the tests, and any certificate is available.

Q: Have you ever sold your products to companies in my country?

A: Of course, we have customers in all general PV markets, but I think we should expand our market share along with the market growth.

Q: When did your company set up?  You are a new company, how can I believe your quality?

A: We entered into Solar PV industry in 2005, now we have several plants in manufacturing of a-Si and c-Si panels, and our capacity is 220MW per year. Till now we have already passed all the tests by authorized laboratories, e.g. TUV, CE, UL.

 Q: Can you help us install the module if we cooperate with you?

A: We haven’t entered into installation sector, but we have the plan in near future.

Q: How do you pack your products?

A: We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.

Q: Can you do OEM for us?

A: Yes, we can.

Q: Can we visit your factory?

A: Surely, I will arrange the trip basing on your business schedule.


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Q:What are the methods of photovoltaic grid-connected inverter control
and can set the dead time between the upper and lower arms, the use of INTEL 80C196MC to achieve sine wave output circuit, 80C196MC to complete the sine wave signal, AC output voltage, to achieve regulation. Circuit output generally use LC circuit filter high frequency wave, get pure sine wave.
Q:What is the difference between a PV inverter and a solar inverter?
The main component of the inverter is the three-phase bridge converter. The main purpose of the grid-connected inverter is to change the power to DC and change the AC power. The main purpose is to improve the power quality (because the wind power generation is very large
Q:What is the difference between low voltage grid connection and medium voltage grid connection?
The difference is that the current at low voltage and the grid is large, the current is small when the voltage is small, followed by the low voltage crossing parameter setting problem (such as PV inverter integrated with inverter and low voltage crossing function, not all photovoltaic inverter
Q:The working principle of photovoltaic grid - connected inverter
Inverter will be converted into alternating current DC, if the DC voltage is low, then through the AC transformer boost, that is, the standard AC voltage and frequency. For large-capacity inverter, because the DC bus voltage is high, AC output generally does not require transformer boost that can reach 220V, in the small and medium capacity of the inverter, because the DC voltage is low, such as 12V, 24V, It is necessary to design a boost circuit.
Q:What is the difference between a grid-connected inverter and an off-grid inverter? What are the advantages of a hybrid inverter?
Off-grid inverter is equivalent to their own to establish an independent small power grid, mainly to control their own voltage, is a voltage source.
Q:PV grid-connected inverter can directly load it?
TL5001 operating voltage range of 3.6 ~ 40V, its internal with an error amplifier, a regulator, oscillator, a dead zone control PWM generator, low voltage protection circuit and short circuit protection circuit
Q:The function of photovoltaic grid - connected inverter
After some additional voltage buffering, the left side of the bridge is usually 18 ~ 20khz switching frequency, the dc voltage is converted to ac voltage.
Q:Photovoltaic grid-connected inverter without DC emc how will happen
light is obtained by the electrons of the semiconductor device, thus generating electrical energy. This energy conversion of light energy into energy, that is, solar cells. Solar cells, like transistors, are made of semiconductors. Its main material is silicon, and there are some other alloys. High-purity silicon used in the manufacture of solar cells is subject to special purification. Solar cells as long as the sun or light exposure,
Q:After the PV inverter, how to achieve the same period before the network?
It can automatically detect the generator and the grid frequency and voltage, in the frequency, voltage, phase are in line with the requirements of the grid to set the time before the release of the closing signal, so that it can be safely and securely connected.
Q:Photovoltaic grid-connected inverter problem
Hello, the definition of the zero line is not caused by the transformer three-phase electric tail connection? I now do not understand why there is no isolation transformer AC output marked is N (zero line), and it is not the transformer three-phase power of the tail connection leads to, this is the zero line? The The

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