These 8" rewindable motors, manufactured in ISO 9001 certified facilities, are built for dependable operation in 8" diameter or larger water wells. It is fitted with water lubricated radial and thrust bearings for maintenance-free operation. The motor is filled with a special FES93 fluid, providing frost protection down to -15ºC storage temperature.
A special diaphragm ensures pressure compensation inside the motor.The Sand fighter® SiC seal system is standard. For applications in aggressive media, motors made of 316SS and 904L are available.
In consideration of environmental relief and energy saving Franklin Electric developed a High Efficiency 6" Submersible Borehole System, consisting of a synchronous submersible NEMA motor associated variable frequency drive and output filter.