Product Application HCDSP1 series surge protectors belong to the DC side lightning arrester of T2 PV system. the system has overvoltage due to lightning strike or other reasons, the protector immediately turns on in nanoseconds to introduce the overvoltage into the earth for discharge, so as to protect the equipment on the power grid. ⚫ No need to consider the load current, plug design, can be replaced live, easy to maintain. ⚫ Internal steal temperature control circuit breaker technology, high safety performance, no freewheeling. ⚫ Green indicates normal, red indicates fault, prompt replacement, clear and easy to distinguish. ⚫ Remote monitoring interface (dry contact) is provided to realize remote monitoring of working status