Features: Lightning protection alarm failure Phase alarm Unbalance alarm Reverse-phase zero-alarm Ground detection and alarm function Alarm module is not inserted in the end Failure of remote monitoring module lightning protection Lightning counter function Power indicator Mine status indicator Scope of products: The total building power distribution panel Outdoor Distribution Cabinet \ distribution box Distribution box distribution cabinet shall be installed without the installation location, but the first-class environment for mine facilities Unattended installation of the first stage, subject to instructions of the mine with a remote communication environment equipment Failure of first-class lightning protection required instructions and warning instructions and recording environment lightning discharge Small area of space but requires two surge-protected sites Naming rules: LXP-BL/3-200BA LXP: Sealed Power lightning protection box BL: joint action 3: Three-phase 200: Maximum prevent electric current B: with voltage switching type SPD A: lightning counter