1、Operating Mechanism: 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、Flame Retardant PC Material: Our surge protection device is made of flame retardant PC material with exquisite craftsmanship, which can prevent fire and corrosion. 3、Modular Design: This surge protection device also has a modular design, which makes it very easy to use and maintain, with great conductivity. 4、Easy to Install: Our surge protection device is easy to use, very simple to install through the guide rails, just follow the normal ground process can be operated successfully. 5、Thunder Protection: This surge protection device is set up with thunder protection, efficient protection of alternating current power systems from injury and with accurate chips. Item Type: 4P Surge Protective Device Model: LT1 60 Material: Flame Retardant PC Maximum Continuous Operating Voltage: AC385V Nominal Discharge Current: 30kA (8 or 20μs) Maximum Discharge Current: 60kA (8 or 20μs) Voltage Protection Level: ≤2.2KV Number of Poles: 4P Installation: 36mm(1.4in) Rail Protection Level: IP20 Operating Temperature: -40℃ to 80℃, humidity ≤ 90% (at 25℃ on average) 1 x 4P Surge Protective Device