... full load and 230VACWithstand voltage I/P-O/P 3KVAC,I/P-FG 1.5KVAC,1minuteWorking temperature -20-50°C 100% 70°C ... 3,4,5,6,8,11,ENV50204Connection I/P 3 poles,O/P 3 poles screw DIN terminalDimension (L*W*H ... 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 ...