1、Working Principle: When the system has a surge overvoltage due to thunder or other reasons, the protector immediately opens quickly within nanoseconds and introduces the surge overvoltage to the earth to provide protection for electrical devices. 2、Removable Mounting Design: Our surge protection device has a removable mounting design with a reusable base that helps reduce maintenance. 3、Fire and Corrosion Proof: This surge protection device is made of flame retardant PC material with excellent craftsmanship, which can be fire and corrosion proof. 4、Indication Window: Surge protection device has a working status indication window, green indicates normal, red indicates fault, can effectively respond to the working status. 5、Convenient Installation: Our surge protection device adopts plugin design, supports hot wire operation, easy to use, and very simple installation by guide rails. Item Type: 4P Surge Protective Device Model: LT1 65 Material: Flame retardant PC Maximum Continuous Operating Voltage: AC385V Nominal Discharge Current: 30kA (8/20μs) Maximum Discharge Current: 65kA (8/20μs) Voltage Protection Level: ≤2.2KV Number of Poles: 4P Installation: 36mm(1.42in) rail Protection Level: IP20 Operating Temperature:-40℃ to 80℃, humidity≤90%(at 25℃ on average) Product Description: Surge protector, fire and corrosion resistant, to prevent the home grid from excessive shocks at the same time. Working status indication window, green indicates normal, red indicates fault, can effectively respond to the working status. Removable installation design, the base can be reused, helping to reduce maintenance costs. 1 x 4P Surge Protective Device