html{display:none} SEL-MR Manual Reset Fault Indicator - Specifications | Schweitzer Engineering Laboratories


 SEL-MRSEL-MR With Reset Button
Nominal Trip Ratings100 A to 800 A200 to 800 A
Trip Tolerance±10%
Typical Trip Response Time12 ms
Overhead System Voltage RangeUp to 38 kV (line-to-line)Not applicable to overhead conductors
Underground System Voltage RangeEqual to voltage class of shielded underground cable
Maximum Fault Current25 kA for 10 cycles
Outer Diameter Clamping Range6.35 mm to 35.56 mm (0.25" to 1.4")
Temperature Range–40° to +85°C (–40° to +185°F)
Approximate Weight140 g (0.31 lbs)170 g (0.37 lbs)