html{display:none} SEL-TR Underground Timed-Reset Fault Indicator - Specifications | Schweitzer Engineering Laboratories


Power Source3.6 V lithium battery with a 20-year life
Replaceable Battery2.4 Ah cell
Nonreplaceable Battery8.5 Ah cell
Nominal Trip Ratings50 to 1,200 A
Trip Tolerance±10%
Maximum Fault Current25 kA
Reset Time2, 4, or 8
Trip Response Time1 ms (optional 24 ms with delayed trip)
Display OptionsBuilt-in flashing BEACON LED
Standard remote
Large remote
SEL-8310 RadioRANGER Remote Fault Reader
Outer Diameter Clamping Range0.50" to 1.6"
Clamp MaterialStainless-steel clamp with a UV-stabilized rubber sleeve
Temperature Range–40° to +85°C (–40° to +185°F)
Approximate Weight400 g (0.88 lbs)