Protect your solar investment with the TONGOU 1000V DC Surge Protective Device (SPD). Engineered for high-performance PV systems, this 2P protector offers a robust 20KA-40KA discharge capacity to shield sensitive inverters and panels from damaging voltage spikes and lightning-induced surges. Features and Benefits
- 1000V DC Maximum Continuous Operating Voltage - Provides a high protection threshold suitable for large-scale and commercial solar arrays.
- 20KA to 40KA Nominal Discharge Current (In) - Delivers superior surge absorption to handle severe electrical events, ensuring long-term system reliability.
- Compact 2-Pole DIN Rail Design - Enables quick, tool-free installation in standard enclosures and combiner boxes, saving valuable time.
- Thermal Disconnector and Visual Status Indicator - Features automatic fail-safe protection and an at-a-glance health check for easy maintenance and peace of mind.
- Durable, Flame-Retardant Housing - Constructed from high-grade materials for stable performance in harsh outdoor and industrial environments. Applications
- Residential and Commercial Rooftop Solar Arrays - Essential protection for inverters, optimizers, and monitoring equipment against grid feedback and lightning.
- Ground-Mount Solar Farms and Utility-Scale Installations - Safeguards long cable runs and combiner boxes that are highly susceptible to induced surges.
- Off-Grid and Hybrid Solar Power Systems - Critical for protecting battery banks and charge controllers in standalone systems where grid stabilization is absent. Note
This device is a critical safety component. For optimal protection, ensure it is installed by a qualified electrician in accordance with all local electrical codes and system specifications.
Housing Material: Thermoplastic. Nominal Voltage (DC): 1000 V. Maximum Continuous Operating Voltage (U_c): 1100 V DC. Voltage Protection Level (U_p): ≤ 4.0 kV. Storage Temperature Range: -40 °C to +85 °C. Depth: 76 mm. Height: 90 mm. Maximum Discharge Current (I_max): 40 kA. Mounting: DIN Rail (35 mm). Nominal Discharge Current (I_n): 20 kA. Operating Temperature Range: -40 °C to +80 °C. Poles: 2. Protection Degree: IP20. Protection Mode: L-L, L-PE. Relative Humidity: ≤ 95%. Response Time: < 25 ns. Short-Circuit Current Rating: 25 kA. Terminal Connection Type: Screw Clamp. Terminal Cross-Section: 6-35 mm². Type: Type 2 / Class II. Width: 36 mm. Q: What are the key specifications of the TONGOU 1000V DC SPD? A: This surge protective device is rated for 1000V DC systems with a discharge capacity of 20KA to 40KA. It is a 2-pole (2P) model designed specifically to protect solar PV arrays from lightning strikes and voltage surges.. Q: How durable is this 20KA-40KA lightning arrester for long-term outdoor use? A: The TONGOU SPD is built with robust, weather-resistant materials suitable for permanent outdoor installation in solar systems. Its high discharge capacity ensures it can handle repeated surge events, providing reliable, long-term protection for your PV investment.. Q: Is this DC surge protector compatible with my off-grid or grid-tied solar panel system? A: Yes, this voltage protector is designed for use in both off-grid and grid-tied photovoltaic systems operating up to 1000V DC. It should be installed according to your system's specifications, typically at the combiner box or inverter input, to safeguard your equipment.. Q: Does the TONGOU SPD come with a warranty or performance guarantee? A: Yes, this product includes a standard manufacturer's warranty. For specific warranty duration and coverage details, please refer to the documentation provided with your unit or contact the seller directly at the time of purchase.. Q: Is this TONGOU surge protective device a good value compared to other brands? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use, providing essential 1000V DC and lightning surge protection for solar systems at a competitive price point..