Pure Sine Wave Inverter/Power Inverter 300W, DC 12V to AC 220V/230V STI 300
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Description
STI series is a sine wave power frequency inverter which can convert 12V or 24V DC to 220VAC or 230VAC 50Hz based on full digital and intelligent design. The inverter can be applied in many fields especially for solar photovoltaic power system.
Features:
·Complete isolation-type inverter technology, noiseless output
·Adoption of advanced SPWM technology, pure sine wave output
·Dynamic current loop control technology to ensure inverter reliable operation.
·Wide DC input voltage range
·Excellent EMC design
·Low output harmonic distortion（THD≤3%）
·LED indicators display input voltage range, load power range, normal output & failure state
·Optional energy saving mode
·Wide working temperature range (industrial level)
·Continuous operation at full power
Protections：
·Output Short Circuit protection
·Overload protection
·Input reverse polarity protection
·Input low voltage protection
·Input over voltage protection
·Inverter abnormal protection
·Overheating protection
Specification:
Model | STI300-12-220 | STI300-24-220 |
STI300-12-230 | STI300-24-230 | |
Nominal battery voltage | 12V | 24V |
Input voltage range | 10.5~16V | 21~32V |
Consumption no load(ON) | ≤5W | ≤6W |
Consumption no load (Saving) | ≤2W | ≤2W |
Output voltage | AC220/230V±3% | |
Continuous power | 300VA | |
Power 10sec | 450VA | |
Power 1.5sec | 600VA | |
Surge power | 960VA | |
Output mode | Single Phase | |
Wave form | Pure Sine Wave | |
Frequency | 50Hz±0.2% | |
Distortion THD ( resistive load) | ≤ 3% | ≤ 2% |
Efficiency at rated power | ≥81% | ≥87% |
Max. efficiency | ≥90% | ≥91% |
Dimension | 315*166*101mm | |
Net weight | 5.3kg | |
Working temperature | -20℃~ +50℃ | |
Humidity | < 95%（non-condensation） | |
Altitude | < 5000m(Derating to operate according to IEC62040 at a height exceeding 1000 m) | |
FAQ
Q1:Can we visit your factory?
A1:Sure,welcome at any time,seeing is believing.
Q2:Which payment terms can you accept?
A2:T/T,L/C,Moneygram,Paypal are available for us.
- Q: Are there any government regulations or certifications for solar inverters?
- Yes, there are government regulations and certifications for solar inverters. These regulations vary by country and region, but typically involve safety standards, grid compatibility requirements, and product testing procedures. Additionally, various certifications such as UL, IEC, and CE are commonly required to ensure the quality and reliability of solar inverters in the market.
- Q: What are the different types of solar inverters?
- There are three main types of solar inverters: string inverters, microinverters, and power optimizers. String inverters are the most common and cost-effective option, where multiple solar panels are connected in a series and the inverter converts the DC power from the panels into AC power for use in the home. Microinverters are installed on each individual solar panel, converting DC power to AC power directly at the panel level. Power optimizers are installed with string inverters and optimize the output of each solar panel individually, ensuring maximum energy production.
- Q: What is the role of a power backup system in a solar inverter?
- The role of a power backup system in a solar inverter is to provide a reliable source of electricity during periods of insufficient sunlight or power grid outages. It ensures uninterrupted power supply to critical loads, such as essential appliances or equipment, by utilizing stored energy from batteries or alternative power sources. This backup system enhances the overall reliability and functionality of the solar inverter, making it more suitable for both grid-tied and off-grid applications.
- 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: Can a solar inverter be used with different types of tracking algorithms?
- Yes, a solar inverter can be used with different types of tracking algorithms. The inverter is designed to convert the DC power generated by solar panels into usable AC power for various applications. The tracking algorithm, on the other hand, is responsible for optimizing the solar panel's orientation to maximize energy production. Different tracking algorithms like fixed tilt, single-axis, or dual-axis can be employed with the solar inverter to enhance energy harvesting based on factors such as sun's position, time of day, and weather conditions.
- Q: What is the role of a DC-DC converter in a solar inverter?
- The role of a DC-DC converter in a solar inverter is to convert the direct current (DC) power produced by the solar panels into the appropriate voltage and current levels required to feed into the alternating current (AC) grid. This conversion ensures efficient power transfer from the solar panels to the electrical grid, enabling the solar energy to be used for various applications or to be stored in batteries.
- Q: What is the maximum efficiency of a solar inverter?
- The maximum efficiency of a solar inverter typically ranges from 95% to 98%.
- Q: Can a solar inverter be used with a three-phase electrical system?
- Yes, a solar inverter can be used with a three-phase electrical system. In fact, many solar inverters are specifically designed to work with three-phase systems. They convert the direct current (DC) generated by the solar panels into alternating current (AC) that can be used to power three-phase electrical loads.
- Q: Can a solar inverter be used with a solar-powered remote sensing system?
- Yes, a solar inverter can be used with a solar-powered remote sensing system. The solar inverter is responsible for converting the direct current (DC) generated by the solar panels into alternating current (AC) that can be used to power the remote sensing system.
- Q: How does shading affect the performance of a solar inverter?
- Shading has a significant impact on the performance of a solar inverter. When a solar panel is partially shaded, it reduces the amount of sunlight reaching the cells, leading to a decrease in energy production. This can result in a decrease in overall system efficiency and output. Shading also creates hotspots on the shaded cells, which can damage the panels and reduce their lifespan. To mitigate these effects, advanced solar inverters employ technologies like maximum power point tracking (MPPT) to optimize energy production even in shaded conditions.
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Pure Sine Wave Inverter/Power Inverter 300W, DC 12V to AC 220V/230V STI 300
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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