1.Short Circuit Operation Protection 2.Open Circuit Operation Protection 3. Ignitor Failure Protection 4.Thermal Protectio Input WattsInput VoltageOutput AmpsPower Factoroperating temperatureoutside measurement20W176-264VAC0.09-0.14A>0.95-15 ~ +55°C90 ×54 ×2835W176-264VAC0.16-0.24A100×63×2870W176-264VAC0.31-0.45A110×75×28150W176-264VAC0.64-0.96A155×98×43 - Line Voltage: 176VAC~264VAC - Low ...