Features Advanced Surge Protection: When overvoltage surges occur, this device quickly opens within nanoseconds to divert the surge into the ground, effectively safeguarding electrical equipment. Reliable Electrical Safety: Featuring 20kA nominal discharge current and 40kA maximum discharge current, this device ensures consistent and reliable protection for your electrical systems. Enhanced Circuit Operating: With a 1000V DC maximum continuous working voltage, this device promotes smoother circuit operation and improved efficiency. Durable Construction: Constructed with flame retardant PC materials and a modular structure, this surge arrester device offers exceptional durability for long-term use. Easy Installation: Utilizing a standard 36mm rail mount, this device ensures stable performance when combined with a distribution box and circuit breaker, making installation quick and easy. Specification: Item Type: Surge Protective Device Model: LT1 40 Material: Flame retardant PC material. Maximum Continuous Working Voltage Uc: 1000V DC Nominal Discharge Current In: 20kA (8/20μs) Maximum Discharge Current Imaximum: 40kA (8/20μs) Voltage Protection Level Up: ≤2.0kV Poles: 3P Installation: 36mm / 1.42in (approx.) rail. Protection Class: IP20 Working Temperature: -40℃~80℃, humidity: ≤90% (average 25℃). Package List: 1 x Surge Protective Device Note: betweendiv>1. The power must be cut off before installation, and live operation is strictly prohibited. between/div>betweendiv>2. When installing, please connect as shown in the installation diagram, where + is the positive wire and ‑ is the negative wire. Do not make wrong connections. After the installation is complete, close the switch of automatic circuit breaker or fuse, and check whether the working state is normal. between/div> Package List 1 x Surge Protective Device