There's a Better Way to Find Faults The Only Relay With Traveling Wave Fault Location Line faults can take a crew hours or even days to find. Added time means added cost when an expensive line is out of service. Traveling wave fault location directs the search to the nearest tower. The SEL-411L Relay provides superior line protection and accurate, multi-ended fault location for transmission lines with as many as four terminals, even with two breakers per terminal. Protect your system and locate faults with serial or Ethernet communications. Save money, and get the line back in service faster. To learn more about the advanced SEL-411L-1 with traveling wave fault location, visit www.selinc.com/411L-pe11. SEL-411L Advanced Line Differential Protection, Automation, and Control Systemhttp://www.selinc.com/411L-pe11