... Input low voltage/over voltage protections SOLAR INVERTER: A-SIModel No.60010002000Nominal Power600W1000W2000WSurge Power1200W2000W4000WNominal I/P Volt12VDCI/P Volt Range10- ... 15VDCOutput Voltage110/115/120VAC,220/230/240VACO/P Volt Range±5%Output Frequency50/60HZOutput WaveformPure sinewaveVoltage Distortion ... , Short circuits,Reverse polarity,low/high I/P volt,over tempEnviroment -20°C to 70°C,-5° ...