html{display:none} LINAM UGFI Underground Fault Indicator - Specifications | Schweitzer Engineering Laboratories

Specifications

Trip Thresholds25 to 1,600 A
Immunity From Adjacent Phase Fault
Current
25 kA at 4 inches on center between phases
Maximum Fault Current WithstandExceeds 25 kA for 10 cycles
Clamping Range0.5 to 2.6 inches
Current Reset Option 1 A (+/- 0.25 A) for ≥2 minutes, ≤10 minutes
Timed Reset Option2, 4, 8, 12 or 24 hours
(15 A continuous charging current required)
Timed Reset With Current
Reset Override
2, 4, 8, 12 or 24 hours (15 A continuous charging current required)
or 1 A (+/- 0.25 A) for ≥2 minutes, ≤10 minutes
Trip Response TimeFunction of trip threshold (min. 3 cycles)
Approximate Weight <1.5 lb (TBD)
Temperature Range–40° to +85°C (–40° to +185°F)
Product CertificationIEEE 495—Guide for Testing Faulted Circuit Indicators