500WA GK10005 ac variable frequency stabilized voltage supply with high reliability have load adaptability, fast response speed, good quality of output waveform, convenient operation, small volume, light weight, etc.Widely used in electric tools, information technology, medical appliances, household appliances, lighting appliances, low-voltage electrical appliances, telecommunications terminal, etc. Features& 65306; * small size, flexible application; * special limit flow design, can easily start motor, compressor high starting current load, enhance power supply reliability; * the integration of the source table, can measure the true RMS voltage, current, power, power factor, frequency measurement; * output short circuit, over current, over voltage, over power, overheat alarm and protection functions; * 485 / RS232 communication function (optional). Specifications& 65306;       Output capacity    500VA        The input        phase    1 phi        voltage    110V/220V+/-10%        frequency    50Hz/60Hz        The output        phase    1 phi        voltage    2V-150V,2-300V        frequency    The scope of    40.0 Hz to 65.0 Hz;65.1 Hz - 450 Hz (optional)        stability    0.03% or less reading + 1 word        Total harmonic distortion    2% or less        Effect of load    0.5% or less where V0 + 0.5 V (where V0 male child output voltage)        Voltage stability    0.5% or less        Effects of source voltage    0.3% or less        Power efficiency    75% or higher        Protection function    Output short circuit, over current, overload, overheat protection