PROTECTION DEVICE FOR THE SUBMERSIBLE MOTOR OF A WATER PUMP DRIVE

The proposed protection device for the submersible motor of a water pump drive contains an automatic cut-out, a power-supply unit, a unit for monitoring the mains voltage, a water upper level detector, a water lower level detector, a no-water condition detector, an insulation resistance monitoring u...

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Bibliographische Detailangaben
1. Verfasser:	MARKOV OLEKSANDR MYKHAILOVYCH
Format:	Patent
Sprache:	eng
Schlagworte:	CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION
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Beschreibung
Zusammenfassung:	The proposed protection device for the submersible motor of a water pump drive contains an automatic cut-out, a power-supply unit, a unit for monitoring the mains voltage, a water upper level detector, a water lower level detector, a no-water condition detector, an insulation resistance monitoring unit, a signal processor, a phase current monitoring unit, a logic control unit, an indication unit, an adjusting unit, a timer, a motor winding temperature detector, and a light indicator.