Franklin motors

Technical specifications

Capacities:
– 6″ motor: 4-37 kW
– 8″ motor: 30-93 kW
– 10″ engine: 85-185 kW
– 12″ motor: 185-400 kW

– Water-filled, rewindable stator
– PVC winding insulation (frequency control only allowed with PE2/PA option)

Mounting design:
– 6″ and 8″: NEMA flange
– 10″ and 12″: double flange

Maximum ambient temperature at 0.5 m/s cooling current:
– 6″, 8″ and 12″ motors: 30°C
– 10″ motor: 25°C

– Voltage tolerance: -10% / +6%
– Protection class: IP68 / Insulation class B

Starting frequency:
– 6″ and 8″ motors: max. 20 starts/hour, at regular intervals
– 10″ motor: max. 10 starts/hour, at regular intervals
– 12″ motor: max. 5 starts/hour, at regular intervals

Vertical and horizontal operation
(Models 6″ to 37kW, 8″ to 93kW and 10″ to 185kW are suitable for vertical installation only)

Product benefits
– Factory filled with non-toxic, water-soluble filling solution
– Stainless steel welded shaft and motor housing

Pre-installed motor cables:
– 6″ models: 4 metres
– Other motors: 6 metres

– Liquid-lubricated radial bearings
– Sand-fighting motor with SiC mechanical seal and sand trap
– Water-lubricated thrust bearing (Kingsbury-type) with high capacity for 100% maintenance-free operation
– Pressure equalising diaphragm
– High-efficiency electrical design → low operating costs
– Produced in ISO 9001-certified factories
– 100% tested
– Approved for drinking water applications

Options
– Other voltages
– Star-triangle start
– PE2/PA winding insulation for variable speed drive operation, 6″-8″ max 50°C, 10″ max 45°C
– Motor complete in AISI 316 and AISI 904L available (12″ only AISI 316)
– PT100 temperature sensor
– Special cable lengths up to 50 m