The high - performance DSP and optimized control circuit design contribute to its superior performance. The wide DC input voltage range design allows for compatibility with a variety of high - capacity battery systems, enabling the creation of customized energy storage solutions for large - scale applications.
This model supports grid - connected charging & discharging and off - grid independent inverter functions. The adjustable reactive power and active power provide the flexibility to manage power according to the complex requirements of large - scale operations. Optionally, it can support diesel generator access, enabling seamless transitions between on - grid and off - grid operation. It can cold start with a large load and handle three - phase 100% unbalanced loads, ensuring stable power supply in large - scale electrical setups.
The AC and DC dual - power backup system is a cornerstone of its reliability, ensuring that the control system remains powered at all times, even during the most challenging power outages or grid instabilities. With an exceptional high power density and a maximum efficiency of up to 96%, it maximizes the utilization of electrical energy, making it an ideal choice for large - scale power management.
|
Model |
LEG-500K-TT |
|
DC Input |
|
|
Max. DC Voltage [V] |
850 |
|
DC Voltage Range [V] |
500~850 |
|
AC Output (On Grid) |
|
|
Rated Output Power [kW] |
500 |
|
Max. Output Power [kVA] |
550 |
|
Max. Output Current [A] |
794 |
|
Rated Grid Voltage [V] |
3W/N/PE, 400 |
|
Rated Grid Frequency [Hz] |
50/60 |
|
Power Factor |
0.9 (leading) ~ 0.9 (lagging) |
|
THDi |
<3% (@ rated power) |
|
AC Output (Off Grid) |
|
|
Rated Output Power [kW] |
500 |
|
Max. Output Power [kVA] |
555 |
|
Rated Output Voltage [V] |
400 |
|
Rated Frequency [Hz] |
50/60 |
|
Overload Capacity |
110% long-term operation |
|
THDu |
<3% (@ linear load) |
|
Unbalanced Load Capacity |
100% |
|
Protection |
|
|
DC Overvoltage Protection |
Yes |
|
DC Short Circuit Protection |
Yes |
|
AC Overvoltage Protection |
Yes |
|
Reverse Polarity Protection |
Yes |
|
Module Temp. Protection |
Yes |
|
Efficiency |
|
|
Max. Efficiency |
96% |
|
General Data |
|
|
Isolation Transformer |
Yes |
|
Ingress Protection |
IP20 |
|
Cooling Method |
Forced air cooling |
|
Relative Humidity |
0~95%, non-condensing |
|
Temp. Range [°C] |
-30~+55 |
|
Altitude [m] |
5000 (>3000 derating) |
|
Standby Power Consumption [W] |
<50 |
|
Display |
Touch Screen |
|
Dispatch Communication Mode |
Ethernet, RS485 |
|
Communication Mode |
RS485, CAN |
|
Communication Protocol |
Modbus, IEC104 |
|
Weight [kg] |
3000 |
|
Dimension (WDH) [mm] |
2100x1050x2260 |
Our factory












FAQ
Q: Could you clarify whether your company's primary role is that of a trading business or a manufacturing enterprise?
A: We are a highly specialized and professional manufacturing company. Our core competencies revolve around conducting in-depth research and development, carrying out efficient production processes, and managing the sales of a diverse range of products. These include PCS (Power Conversion Systems), hybrid inverters, energy storage battery packs, and comprehensive energy storage systems.
Our commitment to excellence in manufacturing is complemented by our direct involvement in trading activities with our clients. By eliminating middlemen, we can ensure a smooth and unhindered business operation. This approach not only allows us to maintain better control over the quality and delivery of our products but also enables us to offer more personalized and responsive services to our customers. We believe that our dual role as both a manufacturer and a direct trader gives us a competitive edge in the market, allowing us to meet the unique needs of our clients more effectively.
Q: Can your organization handle the production processes involved in both OEM and ODM work for our intended products?
A: Absolutely, our company has the expertise and resources to manage both Original Equipment Manufacturer (OEM) and Original Design Manufacturer (ODM) projects. We are fully capable of tailoring various elements of the products to match your specific preferences. This includes customizing the materials used to ensure they meet your quality and performance standards, selecting colors that resonate with your brand identity, and designing styles that set your products apart in the market. When it comes to the minimum order quantity (MOQ), we understand that each client's situation is unique and there's no one-size-fits-all solution. That's why we prefer to have an in-depth conversation with you first. By learning about your business needs, market demands, and production capabilities, we can then offer a well-informed and suitable recommendation for the MOQ. This approach allows us to establish a mutually beneficial partnership and ensures that our collaboration on your OEM or ODM project starts off on the right foot.
Q: Would it be possible for us to have our company's distinct logo printed on the items you supply?
A: Absolutely! We have the capabilities and resources to precisely imprint your exclusive logo onto the products, strictly following your detailed specifications. This service enables you to prominently display your brand's distinct identity on every item, helping your products stand out in the market. Our team is well - versed in handling logo - printing tasks, whether it involves simple or complex designs, ensuring high - quality results that align perfectly with your brand image. You can count on us to execute this process with utmost care and professionalism, so you can be proud of the branded products you receive.
Q: Are the items put through a series of tests before being dispatched to the customers?
A: Absolutely. Before every shipment, we subject each batch of products to a comprehensive range of tests. Our rigorous testing regime is designed to guarantee that every single item leaving our facility adheres to the highest quality benchmarks. By doing so, we can be certain that the products reaching our customers are in perfect condition, ready to meet and exceed their expectations. This commitment to pre - shipment testing is not just a formality but a fundamental part of our quality - control process, as we understand that delivering top - notch products is essential for maintaining our reputation and ensuring customer satisfaction.
Q: Is there a minimum quantity that I must order for each product category?
A: Indeed, we have a minimum order quantity (MOQ) in place. Typically, the MOQ is fixed at one unit per order. This specific quantity threshold serves a dual purpose. On one hand, it allows us to optimize our production schedules and streamline our overall business operations. By having a defined minimum, we can better plan our resources, manage inventory, and control costs, ensuring that our manufacturing process runs smoothly and cost - effectively. On the other hand, setting the MOQ at such a reasonable level enables us to accommodate a wide variety of customer needs. Whether you're a small - scale entrepreneur looking to test the market or a large - scale enterprise with more substantial demands, our MOQ policy is designed to be flexible enough to meet your requirements. It strikes a balance between our operational efficiency and our commitment to providing value to customers with diverse order sizes.
Q: What sort of delivery options does your business have in place for sending out the items we purchase?
A: We are able to offer sea freight as a shipping solution. Maritime shipping is a trustworthy alternative that has the capacity to efficiently carry your orders. When taking into account multiple aspects like cost - effectiveness and the quantity of goods to be shipped, sea transport frequently emerges as a highly practical and sensible choice. It is well - suited for handling large volumes of products at once, making it an optimal option for businesses aiming to balance their budget and the amount of merchandise they need to send. Our sea shipping service is carefully orchestrated with proper tracking mechanisms and handling procedures in place, ensuring that your items are delivered safely and reach their destination within the anticipated time frame. Whether you're shipping across long oceanic distances or to a nearby coastal area, sea freight offers a viable and efficient means of getting your products where they need to go.
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