INSTALLATIONS AND USE .For transporting clear water and the liquid which the physical and chemical property similar to water, and the temperature below 20ºC .For ground water supply to private houses,to waterworks and to irrigation systems .For water pressurization .For liquid transfer in tanks PERFORMANCE RANGE .Flow up to 100m³/h .Head up to 402m   OPERATION CONDITIONS .Liquid temperature up to +20ºC .Ambient temperature up to +20ºC .Continuous duty .Maximum sand content 0.25% .Minimum well diameter -4" for 4SP pumps -6" for 6SP pumps -8" for 8SP pumps -10'' for 10SP pumps    ELECTRIC MOTOR .Two-pole induction motor, 50HZ (n=2850rpm) .Single phase ,220-240V .With thermal protector incorporated into the winding .Available with the start control box or automatic control box .Three phase 380V/415V .Insulation Class F .Protection IP68 COMPONENT MATERIALS .External case Stainless steel AISI304 .Discharge head Stainless steel AISI304 .Diffuser Stainless steel AISI304 .Impeller Stainless steel AISI304 .Pump shaft Stainless steel AISI304 .Oil chamber Copper alloy   Main Features                                                                                                      1) Max head ranges from  20 m to 402 m . Max flow rate ranges from 2 m3/h to 100 m3/h with different size to be used in SP PUMP 2) 100% copper wire/ 304 stainless steel shaft  3) Advanced and smart controller 4) 100% testing system for motor/complete set pump/controller, each pump will be tested good before delivery. 5)Installation is simple and convenient, free maintenance 6)Overload protector.When the temperature of the motor is too high, more than the temperature of the Overload protector to protect the water pump will automatically jump out, prevent burning machine.   Pump Checking                                                                                                  EACH PUMP WILL BE TESTED GOOD BEFORE PUMP DELIVERY. Product Application Submersible water pump for deep well is widely used for deep well, farmland irrigation, spray irrigation, urban and rural industry enterprise and drainage ect. Skysea people practice the spirit of craftsmen, pursue excellence, and insist on continuous innovation and improvement. The company from raw materials into the factory, parts processing to pump assembly testing out of the factory, all use advanced testing instruments, perfect technical means, standardized operation process, to ensure that each part, each product meets the technical requirements, thus ensuring the stable performance and reliable operation of the product.