China High Quality Power Saver Pump Variable Frequency Drive VFD, Find details about China VFD, Water Pump VFD from High Quality Power Saver Pump Variable Frequency Drive VFD
Multi-Pump Control | Can realize 1 master and Max.5 auxiliaries combine work |
Sleep Function | Sleep down when have no water consumption, to earn a better energy saving |
Freeze-Proofing Function | suitable to low temperature area, prevent pump from freezing |
Anti-clogging Function | take precaution against pipe clogging and clean the pipe dirt |
Power On Restart | Running automatically when power on |
Master Fault Shift Automatically | keep on working when the master break down |
Alternate Running | balance every pump's running time, prolong service life of the whole unit machine |
Day-Part Function | 3 independent day-part control, up to 7 day-part achieved when define separated |
Two Running Mode | synchronous control mode, master-slave control mode |
Terminal Control Mode | Terminal Run/Stop,Manual/Auto Control,Electronic Contact Gauge Control |
Various of water supply Fault Alarm Function | High-Pressure, Low-Pressure, Low-Level, Transducer Error etc |
As many as 22 kinds of fault protection function | Over-Current, Over-Voltage, Low-Voltage, Phase-Failure, Over-Load etc. |