300W Off-Grid Solar Inverter - Solar Inverter Italy

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Features

Pure sine wave output (THD<3%)

Power ON-OFF switch

Input voltage range:-20% ~ +30%

Output voltage regulation:±10%

Thermo control cooling fan

Two-color indicators display power and fault status

Protections:short circuit, overload, over temperature,

Low battery voltage, over battery voltage, lack-voltage alarm.

Topology: Pull-push

Approvals: CE mark / EMC / LVD/ RoHS

1 year warranty (Remarks: Customizable input voltage such as 36v, 72v, 96v,110v;output voltage such as 120v, 130v, 200v,240v, etc; )

Order model No

P300w-12A

P3000w-24A

P300w-48A

P300w-12B

P3000w-24B

P300W-48B

Output

AC voltage

110V±10%

220V±10%

Rated power

300W

Peak power

600W

Waveform (THD)

Pure sine wave (<3%)

Frequency

60Hz ±0.3% or 50Hz ±0.3%

Input

NO load current draw

<0.34A

<0.32A

<0.2A

<0.34A

<0.32A

<0.2A

DC voltage

12V

24V

48V

12V

24V

48V

DC Voltage range

9.5~16V

19~32V

38~63V

9.5~16V

19~32V

38~63V

Efficiency

> 86 %

> 88 %

> 90%

> 86 %

> 88 %

> 90 %

DC connector

Cables With Clips or Car Adaptor

Protection

DCLow voltage alarm

10.3~10.6V

20.6V ~21.2V

41.2V~42.4V

10.3~10.6V

20.6V ~21.2V

41.2V~42.4V

DC Low voltage shut down

9.4~9.6V

18.8~19.2V

37.6~38.4V

9.4~9.6V

18.8~19.2V

37.6~38.4V

Over load

Shut Off Output

DC Over voltage shut down

15.8~16.2V

30~32V

60~63V

15.8~16.2V

30~32V

60~63V

Over thermal

Shut Off Output Automatically

Fuses

Short Circuit

Environment

Working temperature

-10°c ~ +50°c

Working humidity

10%~90%RH

Storage temperature

-20°c ~ +50°c

Work altitude

≤1000m

Package

Machine Size(mm)

220*118*63

Packing Size(mm)

250*120*66

Net Weight

1.3kg/unit

Gross Weight

1.4kg/unit

Packing Mode

Carton

Other

Star

Soft Star

Soft Start

Cooling Ways

Cooling Fan

Q:How does a solar inverter handle voltage drop in long cable runs?: A solar inverter compensates for voltage drop in long cable runs by boosting the voltage to ensure efficient power transmission.

Q:How do you calculate the maximum power point current for a solar inverter?: The maximum power point current for a solar inverter can be calculated by using the maximum power point tracking (MPPT) algorithm. This algorithm constantly adjusts the operating conditions of the inverter to maximize the power output from the solar panels. It does this by varying the input voltage and current to find the point at which the power output is at its highest. This maximum power point current can be determined using mathematical calculations and algorithms employed by the solar inverter.

Q:What is the role of a power factor correction circuit in a solar inverter?: The role of a power factor correction circuit in a solar inverter is to optimize the power factor of the electrical system. It ensures that the energy being generated by the solar panels is efficiently utilized by balancing the reactive power and reducing harmonic distortions. This helps in improving the overall system efficiency, reducing energy losses, and complying with grid regulations.

Q:How does a solar inverter monitor and optimize energy production?: A solar inverter monitors and optimizes energy production by tracking the amount of solar energy being generated by the solar panels. It continuously adjusts the voltage and current to ensure the maximum power is being extracted from the panels. Additionally, it monitors the grid conditions and adjusts the output accordingly to ensure compatibility and stability. Through advanced algorithms and real-time data analysis, a solar inverter maximizes energy production by continuously adapting to the changing environmental and grid conditions.

Q:How is a solar inverter different from a regular inverter?: A solar inverter is specifically designed to convert the DC (direct current) electricity generated by solar panels into AC (alternating current) electricity suitable for use in homes and businesses. On the other hand, a regular inverter is mainly used to convert DC electricity from batteries or other sources into AC electricity. Therefore, while both inverters convert electricity from one form to another, a solar inverter is tailored for the unique requirements of solar power systems.

Q:Can a solar inverter be used with different types of communication interfaces?: Yes, a solar inverter can be used with different types of communication interfaces. Many modern solar inverters are designed to be compatible with various communication protocols such as Wi-Fi, Ethernet, RS485, and Zigbee. This allows for easy integration and monitoring of the inverter with different types of communication systems and devices.

Q:Can a solar inverter be used with a solar-powered remote monitoring system?: Yes, a solar inverter can be used with a solar-powered remote monitoring system. The solar inverter is responsible for converting the DC (direct current) electricity generated by the solar panels into AC (alternating current) electricity that can be used to power various devices, including the remote monitoring system. This allows the system to operate efficiently and effectively, ensuring that the solar-powered remote monitoring system functions properly and provides real-time data monitoring.

Q:What is the role of an anti-islanding function in a solar inverter?: The role of an anti-islanding function in a solar inverter is to ensure the safety of utility workers and prevent damage to the grid. It detects when there is a loss of connection to the grid and immediately shuts down the inverter, preventing it from continuing to supply power to the grid during a power outage. This is crucial because it prevents a potential dangerous situation called islanding, where the inverter continues to generate power and creates a false grid, posing risks to utility workers who may be working on the grid. By shutting down the inverter during an outage, the anti-islanding function helps maintain the stability and integrity of the electrical grid.

Q:How does a solar inverter handle variations in solar panel degradation over time?: A solar inverter handles variations in solar panel degradation over time by continuously monitoring the performance of the solar panels. It adjusts the power output and voltage levels accordingly to optimize the energy conversion process. This adaptive capability allows the inverter to compensate for any decrease in efficiency caused by degradation, ensuring maximum power generation from the solar panels throughout their lifespan.

Q:Can a solar inverter be used in a three-phase power system?: Yes, a solar inverter can be used in a three-phase power system. In fact, there are specific types of solar inverters designed to work with three-phase power systems. These inverters are capable of converting the DC power generated by solar panels into AC power, which can be seamlessly integrated into the three-phase power grid.

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