4" Submersible Franklin Motors 230V/3PH

This Franklin Electric 4" encapsulated submersible motor is built for outstanding performance in 4" or larger water wells.
The 1-phase PSC motor has been electrically optimized to offer reliable pump starting over a wide range of incoming voltages. 

Features & Benefits

• 4" NEMA mounting design with metric studs
• Stainless steel splined shaft
• Stator shell in 316SS
• Factory filled with Franklin’s non-toxic water soluble fill solution
• Max. storage temperature -15°C - + 50°C
• Liquid lubricated radial bearings and High capacity Kingsbury type thrust bearing for 100 % maintenance free operation
• Field replaceable lead using Franklin’s exclusive Water Bloc technology with extended jam nut in Stainless steel
• High efficiency electrical design for low operation costs
• Drinking water approvals
• Suitable for use in water with increased salinity

Pollution Recovery version:

• Fluorelastomere (Viton®) rubber parts
• Special Polyuretane (PUR) lead assemblies
• 304SS (316SS Stator) graded Stainless Steel as Standard

Specification

• PSC motor range: 0.25 – 2.2 kW
• Thrust load: 4 kN
• Nominal ambient temperature: 30 °C with 0.08 m/s cooling flow
• Voltage tolerance: -10 % / +6 % (50 Hz)
• Protection IP68, insulation class B
• Frequency of starts: 20 starts/ hour (with min. 3 minutes resting time)
• All motors with factory installed leads (1.50 m / 2.50 m) Special lead length up to 50 m, Vertical and horizontal operation, shaft upwards
• Rotation counter clock wise facing shaft end (1 phase motors CW upon request; 3 phase motors rotation reversible)