... reliable start-up performancesmall impact on the power gridobvious energy-saving effect economic running can ... function 8 ICTRelay output2-way relay outputdisplayDisplay screeenSetting frequency, output frequency, current, power, motor speed, load rate ... humidity<90%, condensation is not allowedProtectionsOverload, instaneous power, phase-off, overvoltage, undervoltage, short circuit, over-current ...