... current Cold start,20A at 115VAC,40A at 230VACDC adjustment range ±10% rated output voltage,Overload protecton 105-160%, ... /P 3KVAC,I/P-FG 1.5KVAC,1minuteWorking temperature -20-50°C 100% 70°C 50%DC OK signal ... supply MDR-20ModelOutputTolerance VoltageRipple and noiseEfficiencyMDR-20-55V, 0-3A±2%80mvp-p76%MDR-20-1212V, 0-1.67A±1% ... 120mvp-p80%MDR-20-1515V, 0-1.34A±1 ...