... phase power saver, for industry, for Motor, for electromotor LED display and firmware control, Three phase energy saver, power saver, ... power saver, for industry, for Motor, for electromotor LED display and firmware control, Use RTOS embedded MIC to Three ... Frequency: 50/60Hz Load: 400AMP Suitable temperature range: -50~+60 Method of Power compensation: Automatic Three Pase LED display Power Saving