... digital controlling rack mount pure sinewave 1.5KVa inverter,19inch series are in accordance with international standard ... digital controlling rack mount pure sinewave 1.5KVa inverter,Inverter specifications ModelLI10L-RM-INV LI15L-RM-INV ... /P Frequency, battery, loadAlarmAlarmMains failure, battery low, overload, inverter faultMutemanualNoise< 45 dB (at 1 meter)EnvironmentTemperature0 - 40Humidity< ...