... a external capacitance and automatic memory program in the intelligent controller which can automatically break down power supply (Auto, recover) when ... Power: 0.37 ~2.2 KW Voltage: 220V ~240V/AC Frequency: 50Hz, 60Hz Product FunctionsProtect against short circuit Protect against over ... Pump, shredder pump, QXN submersible pump, QDX submersible pump. Intelligent Controller