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The 12-inch rewindable motor, manufactured in ISO 9001 certified facilities, is built for dependable operation in 12″ diameter or larger water wells. It is fitted with water lubricated radial and thrust bearings for maintenance-free operation. The 12-inch rewindable motor is filled with a special FES93 fluid, providing frost protection down to -15 ºC storage temperature. A special diaphragm ensures pressure compensation inside the motor.
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– Easy to assemble with 12″ double flange
– Cable material according to drinking water regulations (VDE / ACS / KTW approved)
– Sand fighter® SiC seal system for high performance in sand
– High efficiency electrical design for low operation cost
– All motors prefilled and 100% tested
– Max. storage temperature -15 °C – + 60 °C
– Design for retrofitable PT100 sensor
– Non contaminating FES 93 filled design
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– 12″ double flange mounting design
– Factory filled with Franklin’s FES93 motor fill solution for frost protection down to -15 °C storage temperature
– High capacity Kingsbury type liquid lubricated thrust bearing and radial bearings for 100 % maintenance free operation
– Pressure-equalizing diaphragm
– Stainless Steel keyed shaft
– SandFighter™ sealing system with SIC mechanical seal and sand slinger
– High efficiency electrical design for low operation costs
– Drinking water approvals -
– Ratings: 185 – 400 kW
– Max. storage temperature – 15 °C to + 60 °C
– Nominal ambient temperature: 30 °C with 0.5 m/s cooling flow
– Standard Voltage: 380 – 415 V (50 Hz), 460 V (60 Hz), 500 V (50 Hz), 1000 V (50 Hz)
– Voltage Tolerance:
50 Hz: -10 % / +6 % UN [380 – 415 V = (380 – 10 %) – (415 + 6 %)]
60 Hz: ±10 % UN
– Protection IP68
– Motor protection: DIN 61947-4-1
– Frequency of starts: 5 starts/ hour (with min. 3 minutes resting time), equally distributed
– DOL / YΔ – start (pos. of cables 90 °)
– Motor lead length: 6 m
– Vertical and horizontal operation, shaft upwards
– Rotation counter clock wise facing shaft end (rotation reversible)
– All motors with factory installed leads
