... Line Protection; NC/NO/EOL Dry Contact; Remote Relay Output. Remote Monitoring Your Outdoor Assets In Anywhere and Anytime!Name ... Electrostatic protection, Over current protection), 3-Phase AC Power Opto isolated inputs to detect the Electricity A, B, C 3 phase ... sensor wires and sensor disconnection;9.Supports 2 output relays(250V,10A), the output relay is programmable to different alarm source;10 ...