http://www.gowiths-solar.com/dc-spd/t is installed in the main power supply system of DC circuit to protect indirect lightning current, direct lightning current or other transient over-voltage. 3-1. Plug in surge protector. 2 The color of the visual window indicates the working state of the protector; Green (normal), red (fault). 3 Hot melt overcurrent dual protection Configure remote communication interface to realize remote control. ModelDc Spd 2p 1000v Pole2 pole Uoc max (V DC)5008001000 Uc (V DC)5008001000 In(8/2us (KA)20 Ima8/2us (KA)40 Operating temperature range-40掳C~+85掳C Response time (ns)<25 Leak current 75% Uc 1mA<20渭A Up (KV)2.0 Product size pictureDC SPD factory website:http://www.gowiths-solar.com/dc-spd/