The Grandfar controller has high quality, multi-functional, low noise and strong commonality etc.characteristics. This series of controller can ensure great reliability and efficiency. The controller can start and stop the water pump automatically according to pressure setting. Stop the pump in the case of water shortage. After power cut off, restart the pump automatically when the power on. Due to its reliability and flexibility, this controller is suitable for hotels, apartment, residential community area, high- rise building, orchard, office, water treatment equipment etc.
• Sleep Function: No water consumption pump decelerates to the down limit and after a detection then sleep down. Until the pressure below settings, master pump wake up automatically. • Restart after Power on: Power off during running, it restarts when power on again. essure; When switch off,pump stopped.
• Simple installation and no required maintenance
• Electrical fault protection: When there is an over current, over voltage, under voltage, phase loss, over load etc, the Controller will stop automatically.
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