Ebay Solar Inverter - Central Inverter with External Transformer, High Power Density Design for Smaller Size
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 10 carton
- Supply Capability:
- 20000 carton/month
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EA500KTS/M / EA630KTM/X
The central inverter with external transformer adopts high power density design to be smaller size and optical fiber isolation technology to have strong anti-jamming capability, and also integrates DC distribution cabinet function to be more suitable for big power plant; and. It offers different output voltage options
● Low-voltage and zero-voltage ride through to cope with various grid conditions
● Nighttime SVG function, ready for power compensation full time
● Adjustable active power, power factor adjustment from 0.9 overexcited to 0.9 underexcited
● Max. Efficiency at 98.7% (without transformer)
● Advanced MPPT algorithm
● Anti-islanding
● Wide DC input voltage, easy to make the combination of PV array
● CQC certificates (pass CQC33-461239-2013ma test), TÜV certificates, CE certificates
Specification / Type | EA500KTS | EA500KTM | EA630KTM | EA630KTX |
Input (DC) | ||||
Max DC Voltage | 1000Vdc | 1000Vdc | 1000Vdc | 1000Vdc |
Full-load MPPT Voltage Range | 450~820Vdc | 500~850Vdc | 500~850Vdc | 500~850Vdc |
Max DC Power | 550KWp | 550KWp | 630KWp | 630KWp |
Max DC Current | 1200A | 1100A | 1260A | 1200A |
Number of DC Inputs | 16 | 16 | 16 | 16 |
Output (AC) | ||||
Nominal AC Power | 500KW | 500KW | 630KW | 630KW |
Nominal AC Voltage | 270Vac | 315Vac | 315Vac | 400Vac |
AC Voltage Range | 210~310Vac | 245~362Vac | 245~362Vac | 312~460Vac |
Nominal Frequency | 50Hz/60Hz | |||
Frequency Tolerance Range | 47-51.5Hz/57-61.5Hz | |||
Distortion (THD%) | <3%(at nominal power) | |||
Power Factor (Cos phi) | 0.9(leading)~0.9(lagging) | |||
System Parameters | ||||
Max Efficiency | 98.7% | |||
Euro Efficiency | 98.5% | |||
Protection Degree | IP20 (indoor) | |||
Night Consumption | <100W | |||
Operation Temperature Range | -25℃~+55℃ | |||
Cooling | forced-air cooling | |||
Relative Humidity | 0-95%, no condensation | |||
Max Working Altitude | 2000m (derating above 3000m) | |||
Display and Communication | ||||
Display | LCD | |||
Standard Communication | RS485 | |||
Optional Communication | Ethernet /USB | |||
Structure Parameters | ||||
Dimensions(W×D×H) | 1800×800×2200mm | |||
Weight | 1500kg |
· Q. What is an UPS and What it is for ?
An uninterruptible power supply (UPS) is a device that allows your computer or telephone switch or critical equipement to keep running for at least a short time or longer time when the primary power source is lost. It also provides protection from power surges, spikes, brownouts, interference and other unwanted problems on the supported equipment.
· Q. How long the UPS to run when power goes?
This can take 3 paths.
1.You can pick a UPS that is rated for pretty much the full VA you need so it will be running at 100% of capability and will thus last 'n' minutes.
2.You can pick a UPS that is rated at a much higher VA value than you really need so, for example, is running at 50% of capability and will thus last for longer than the UPS from option 1.
3.You can use extra external battery packs to run for longer. If charging capability allows, the more and the bigger batteries you take with, the longer time UPS runs.
or using a generator after about 6 hours, it will be more cost-effective, with a short runtime UPS to bridge the generator start-up gap.
- Q: Are there any noise or sound considerations with a solar inverter?
- Yes, there are noise considerations with a solar inverter. While solar inverters typically produce low levels of noise, it is important to ensure that the inverter is placed in a well-ventilated area to avoid any potential fan or cooling system noise. Additionally, some older models of inverters may produce a slight humming sound during operation, although newer models have significantly reduced this noise.
- Q: What are the potential risks of overloading a solar inverter?
- Overloading a solar inverter can lead to several potential risks. Firstly, it can cause the inverter to overheat, which can result in damage to the internal components and reduce its lifespan. Secondly, overloading can cause the inverter to shut down or trip, interrupting the solar power generation and potentially causing a power outage. Additionally, overloading the inverter may also compromise the safety of the electrical system, increasing the risk of electrical fires or other hazards. Therefore, it is important to ensure that the solar inverter is properly sized and not overloaded to avoid these potential risks.
- Q: What is the role of a maximum power point tracker in a solar inverter?
- The role of a maximum power point tracker (MPPT) in a solar inverter is to optimize the energy harvesting efficiency of the solar panels. It continuously monitors the output voltage and current of the panels and adjusts the operating point to ensure maximum power extraction from the panels. By tracking the maximum power point, the MPPT allows the solar inverter to generate the highest possible energy output from the available sunlight, thus maximizing the overall system performance.
- Q: What are the advantages of using a three-phase solar inverter?
- There are several advantages of using a three-phase solar inverter. Firstly, it allows for a more balanced distribution of power between the three phases, resulting in a more efficient use of electricity. This can lead to increased energy production and savings. Additionally, three-phase solar inverters provide a higher power output compared to single-phase inverters, making them suitable for larger installations. They also offer enhanced voltage stability and improved grid integration, ensuring a reliable and stable power supply. Overall, the use of a three-phase solar inverter can optimize energy generation, improve system performance, and provide greater flexibility for solar installations.
- Q: Can a solar inverter be used in a ground-mounted solar system?
- Yes, a solar inverter can be used in a ground-mounted solar system. A solar inverter is an essential component of a solar system that converts the direct current (DC) generated by the solar panels into alternating current (AC) electricity that can be used to power homes or be connected to the grid. Whether the solar system is ground-mounted or rooftop-mounted, a solar inverter is required to ensure the efficient and safe operation of the system.
- Q: What is the typical size and weight of a solar inverter?
- The typical size and weight of a solar inverter can vary depending on the capacity or power rating of the system. However, in general, residential solar inverters are compact and lightweight, with dimensions around 14-18 inches wide, 20-24 inches tall, and 6-8 inches deep. Their weight usually ranges between 25-50 pounds. Commercial or utility-scale solar inverters, on the other hand, can be much larger and heavier, often weighing hundreds or even thousands of pounds.
- Q: What is the efficiency loss of a solar inverter over time?
- The efficiency loss of a solar inverter over time is typically minimal, with modern inverters designed to maintain high conversion efficiency throughout their lifespan. However, some gradual degradation may occur due to factors such as aging components or environmental factors, resulting in a slight decrease in efficiency over the years. Regular maintenance and monitoring can help mitigate potential efficiency losses and ensure optimal performance.
- Q: Can a solar inverter be used with a time-of-use electricity tariff?
- Yes, a solar inverter can be used with a time-of-use electricity tariff. Time-of-use electricity tariffs typically involve different rates for electricity consumption based on the time of day. A solar inverter can be programmed to produce and export excess solar energy during peak times when electricity rates are higher, and import energy from the grid during off-peak times when rates are lower. This allows users to optimize their energy consumption and potentially save on electricity costs.
- Q: What maintenance is required for a solar inverter?
- Regular maintenance is required for a solar inverter to ensure its optimal performance. This includes cleaning the inverter and its components to remove any dust or debris, inspecting and tightening electrical connections, checking and replacing any faulty or worn-out parts, monitoring the inverter's performance and efficiency, and keeping track of any software updates or firmware upgrades provided by the manufacturer. It is also important to regularly clean and maintain the solar panels and other associated equipment to ensure the inverter's functionality.
- Q: What are the key factors affecting the efficiency of a solar inverter?
- The key factors affecting the efficiency of a solar inverter include the quality and design of the inverter itself, the type and quality of the solar panels used, the temperature at which the inverter operates, and the level of shading or obstruction on the solar panels. Additionally, the efficiency can also be influenced by the electrical load connected to the inverter and the overall system design and installation.
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Ebay Solar Inverter - Central Inverter with External Transformer, High Power Density Design for Smaller Size
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 10 carton
- Supply Capability:
- 20000 carton/month
OKorder Service Pledge
OKorder Financial Service
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