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These 6-inch rewindable oil-filled motors are built for dependable operation in 6-inch diameter or larger water wells. Water lubricated thrust and radial bearings enable a maintenance free operation. The SAND FIGHTER™ SiC seal system is the standard option for applications in aggressive media, motors made of 304SS, 316SS and 904L are available.
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– Motor ratings: Three-phase: 4.0 – 30.0 kW
– Standard rated voltage: Three-phase: 380-415 V (50 Hz); 460 V (60 Hz)
– Nominal ambient temperature: 30 °C with 0.16 m/s cooling flow (30 kW: min 0.5 m/s)
– Voltage tolerance: ± 10 %
– Protection IP68, Insulation class F
– Motor protection: thermal relays in compliance
with EN 60947-4-1,
trip class 10 or 10 A,
trip time < 10 s. at 5 x IN
– Frequency of starts: 20 starts/ hour
– DOL / YΔ – start (pos. of cables 90 °)
– Thrust load: 10 000 N, 20 000 N
– Vertical and horizontal operation (for horizontal operation up to 11.0 kW authorization by Franklin Electric Technical Department)
– 4 meter removable cable, cable dimensions: 4 mm² / 8.3 mm² -
– NEMA mounting design
– Motors are pre-filled with a dielectric fluid (known as „white oil“), approved by the FDA and other international pharmacological institutes
– Cable material compliant with drinking water standards (KTW)
– Reliable operation in wells with diameters of ≥ 6″ for water up to 30 °C
– Axial and radial oil lubricated bearings allow maintenance-free operation
– Sand protection / Mechanical seal allow optimal operation even in the presence of sand in the well
– Excellent efficiency and low operating costs -
– Motor ratings: Three-phase: 4.0 – 30.0 kW
– Voltage: Three-phase: 380-415 V (50 Hz); 460 V (60 Hz)
