ELXU4-M surge protector is used in 220V AC power systems with a frequency of 50/60Hz. It is suitable for indoor use. The product has the characteristics of small size, compact structure, large current capacity, fast response speed, TH35 type rail installation, flame-retardant PA shell, strong insulation strength, 1P+1 protection form, and built-in visual alarm device.
This manual describes the ELXU4-M surge protection device, its intended use in 220 V AC low‑voltage systems, and its suitability for indoor applications. It explains the model designation, including the meaning of the “M” suffix for mechanical trip and the numeric codes for voltage and discharge current ratings.
The document lists technical parameters such as maximum continuous operating voltage, maximum discharge current, voltage protection levels, response time, and wiring capacity. It also outlines performance characteristics, dimensions, wiring diagrams, installation recommendations, and ordering instructions for different current‑rating variants. This manual is written in Chinese.
| Voltage protection level | 1000 V / 1200 V / 1500 V |
|---|---|
| Response time | < 25 ns |
| Connection wire capacity | 25 ~ 6 mm² |
| Non‑linear element type | Switch type |
Its response time is less than 25 nanoseconds.