Description: Flow rate: 5-600 m3/h (1.4-166.7l/s) Head: 6 ¨c 600 m (19.7- 1968.5 feet) Well diameter: 150-400mm (5.9 -15.7 inch) Max. Rotate speed: 3000 r/min Pump size: 6¡±, 7¡±, 8¡±, 9¡±, 12¡± Operating limits: 1, maximum ambient temperature: 20 degree c 2, maximum immerging depth: 70m (229.6 feet) Motor: 1. Rewindable motor 2. Voltage: 380v 3. Frequency: 50hz 4. Max. Power: 250kw Materials: cast iron, stainless steel Application: * applied to farm irrigation, water supply for inhabitant, industrial and mine enterprise, etc. Advantages: 5) long service life: normally 6-7 years. In wooden box