LED Un: (steady), green for power ONLED R1: (steady), amber for relay energisedLED R1: (blinking), amber for timing in progressLED R2: (steady), amber for relay energisedLED R2: (blinking), amber for timing in progressLED PL: (steady), red for alarm phase failure triggeredLED PS: (blinking), red for alarm phase sequence failure triggeredLED UV: (steady), red for alarm undervoltage failure triggeredLED OV: (blinking), red for alarm overvoltage failure triggeredLED UF: (steady), red for alarm underfrequency failure triggeredLED OF: (blinking), red for alarm overfrequency failure triggeredLED ASYM: (steady), red for alarm asymmentry failure triggered |