A PV DC junction box plays a crucial role in solar photovoltaic (PV) systems by combining the output of multiple solar panels, enabling easy monitoring and maintenance. The MDXLD-24/1 also provides overcurrent and overvoltage protection, ensuring the safety and performance of the entire solar installation.
The MDXLD-24/1 is a 24-string PV DC combiner box designed to accommodate large-scale solar PV installations. This combiner box offers a comprehensive solution for combining, protecting, and managing the output of up to 24 solar panels.
In a solar PV system, a combiner box is essential for the proper functioning and safety of the system. It simplifies the electrical connections, reduces cable clutter, and makes it easier to manage and maintain the system.
24 input strings with dc fuses
Maximum voltage: 1000v dc
Rated current: 15a per string
Ip65 weatherproof enclosure
Built-in surge protection devices (spd)
Protection and safety measures
The MDXLD-24/1 is equipped with multiple protection and safety measures, including:
Dc fuse protection for each string
Overvoltage protection with built-in spds
Short-circuit and overcurrent protection
Reverse-polarity protection
Benefits of using MDXLD-24/1
Enhanced efficiency
The MDXLD-24/1 streamlines the solar PV system, ensuring optimal efficiency by reducing energy losses and allowing for more precise monitoring.
Reduced Installation Complexity
The 24-string design simplifies installation by reducing the number of connections required, ultimately saving time and reducing costs.
Increased Flexibility
The MDXLD-24/1 supports a wide range of solar panel configurations, making it a versatile option for various installation sizes and layouts.
Improved Safety
The comprehensive protection measures built into the MDXLD-24/1 ensure the safety of your solar PV system. Minimizing the risk of electrical hazards, it provides peace of mind to system owners and operators.
| Model | MDXLD-24/1 |
|---|---|
|
Electrical Parameters |
|
|
System Maximum Dc Voltage
|
1500V |
|
Maximum Input Current Per Channel |
15A |
|
Maximum Number Of Input Channels |
24 |
|
Maximum Output Switching Current |
400A |
|
Number of inverter MPPT |
N |
|
Number Of Output Channels |
1 |
|
Lightning Protection |
|
|
Nominal Discharge Current |
20kA |
|
Maximum Discharge Current |
40kA |
|
Voltage Protection Level |
3.8kV |
|
Maximum Continuous Operating Voltage |
1500V |
|
Number Of Poles |
3P |
|
Structural Features |
Pluggable module |
|
System |
|
|
Protection Level |
IP65 |
|
Output Switch |
DC circuit breaker (standard) / DC rotary isolating switch (optional) |
|
Monitoring Module |
Optional |
|
Anti-reverse Diode |
Optional |
|
Box Material |
Metal/SMC |
|
Installation Method |
Wall-mounted |
A: A PV DC combiner box is used in solar PV systems to combine the output of multiple solar panels, provide protection against overcurrent and overvoltage, and simplify monitoring and maintenance.
A: The MDXLD-24/1 is designed for large-scale solar PV installations and can accommodate up to 24 strings, making it a versatile and powerful solution for various system configurations.
A: The MDXLD-24/1 Includes DC Fuse Protection For Each String, Overvoltage Protection With Built-In Spds, Short-Circuit and Overcurrent Protection, and Reverse-Polarity Protection.
A: Regular maintenance tasks include inspecting and cleaning the enclosure, checking for signs of corrosion or damage, testing fuses and SPDs, and monitoring system performance.
A: Yes, the MDXLD-24/1 is suitable for residential solar PV systems, as long as the number of solar panels and their configuration align with the combiner box’s specifications. Its versatility makes it suitable for various installation sizes and layouts, whether residential, commercial, or industrial.
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