The SolarEdge SE-RS485-SPD2-K1 is an essential surge protection device designed specifically for RS485 communication lines in three-phase inverters. This product plays a crucial role in safeguarding your systems against electrical surges such as lightning, ultimately enhancing system reliability and performance. With an easy connection process that integrates seamlessly with existing installations, this surge suppression kit is a must-have for anyone looking to protect their investment in solar technology.
The SE-RS485-SPD2-K1 effectively protects your RS485 transceivers from destructive electrical surges, including those caused by lightning strikes. With this protection device, users can enjoy peace of mind knowing their communications remain uninterrupted and secure.
This surge protection device is designed for easy installation, allowing users to connect it directly to the RS485 terminal block in their inverter without needing to redo existing wiring. This user-friendly feature simplifies the process, saving time and ensuring convenience for installers.
The SolarEdge surge protector is compatible with all SolarEdge three-phase inverters equipped with a display, making it a versatile solution for various systems. Its broad compatibility means you can easily incorporate this protection into your solar setup.
This device is built to withstand a wide operating temperature range from -40 to +85 °C, ensuring reliable performance in diverse environmental conditions. Whether you€™re in extreme heat or sub-zero temperatures, the SE-RS485-SPD2-K1 remains efficient and dependable.
The SE-RS485-SPD2-K1 adheres to relevant standards, including IEC 61643-21 and EN 61643-21, which guarantees its high-quality surge protection. This compliance underscores the device’s reliability, reassuring users of its effectiveness and safety.
The SolarEdge SE-RS485-SPD2-K1 operates by intercepting harmful surge currents before they can reach the RS485 communication lines. It is installed in line with the communication cables, where it diverts excess voltage to ground, thus protecting the delicate electronic equipment it safeguards.
Once a surge is detected, the internal components of the SE-RS485-SPD2-K1 activate, routing the surge safely to the ground. This immediate response is critical to preventing damage to the associated RS485 devices.
The compact design of this surge protection device measures 91 x 37 x 15 mm, allowing flexibility during installation, even in tight spaces. Its small footprint does not compromise its robust functionality.
Engineered with a strong casing and high-quality materials, the SE-RS485-SPD2-K1 is designed for durability and longevity. This ensures that the device will provide robust protection over time, regardless of environmental challenges.
| Nominal Line Voltage (Un) | 12 V |
| Max. DC Operating Voltage (Uc) | 15 V |
| Max. Load Current (IL) | 300 mA |
| Max. Frequency (f max) | >3 MHz |
| Insertion Loss | <1 dB |
| Nominal Discharge Current (In) | 8/20μs Test x 10 – C2 Category 5 kA |
| Max. Discharge Current (Imax) | 15 kA at 8/20 μs by pole |
| Impulse Current (Iimp) | 2 x 10/350μs Test – D1 Category 1 kA |
| Protection Level (Up) | 70 V |
| Operating Temperature | -40 to +85 °C |
| Protection Rating | IP20 / IP65 inside the inverter |
| Connector Type/Wire Cross Section | Screw terminal / 0.2-1.5 AWG |
| Standards Compliance | EMD IEC 61643-21 / EN 61643-21 |
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