Model:MM TECHNICAL DATA .Action time of missing phase :2sec .Action time of short circuit ＜0.1sec .Action time of over current :5sec .Recovery time of over current :30mins .Action time of dry running protection :6sec .Recovery time of dry running: 30mins
Model:PDM INSTALLATION AND USE .Automatic frequency inverter control for use on pumps to increase network pressure. The system maintains constant pressure whilst the controlling the pump operation against changing system demand. .It is an integrated...
FOR PROTECTION OF THE PUMPS .Against dry running .Against operations with closed connection ports .Against over current of the motor .Against over voltage and under voltage of the power supply .Against unbalance or missing supply phases.
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