Type 2 Rs 485 Surge Protection Device, 10 kA, 24 V DC

SPD-RS485 – Surge Protection Device for RS485 Networks The SPD-RS485 is a compact industrial surge protection module designed to safeguard RS485 and Modbus communication lines from lightning-induced surges and transient over-voltage events. Built for harsh environments, it protects sensitive field devices while maintaining signal integrity in long-distance industrial networks. With high peak power dissipation capability and low series resistance, the SPD-RS485 is ideal for automation panels, solar monitoring systems, and building management networks where communication reliability is critical Veawe_SPD-485 Key Benefits (Flyer Bullet Points) • High-energy surge absorption up to 1,500 W (10/1000 µs waveform) • Optimized for RS485 / Modbus fieldbus networks • Supports 5 V differential or single-ended data lines • Low DC resistance to minimize signal loss • Industrial-grade design for automation cabinets • Compact DIN-rail-mountable form factor • Suitable for outdoor-connected systems such as solar plants • Enhances uptime of PLCs, RTUs, meters, and controllers Typical Applications • Industrial automation systems • Building management systems • Solar power monitoring • Energy meters and RTUs • Remote I/O networks • Long-distance RS485 field wiring Technical Highlights ParameterValue Peak Power Dissipation Max. 1,500 W Operating Voltage Max 9 V DC Operating Temperature 0 to +85 °C Operating Humidity 0–95 % RH Line Impedance Z max 1500 Ω DC Resistance 2 × 0.23 Ω Inductance 2 × 22 µH ±20 % Dimensions 8 × 2 × 5 cm