4-Inch - 1HP 575V 3 Phase Encapsulated Motor
SKU: *FRA-2345339403GS
4-Inch - 1HP 575V 3 Phase Encapsulated Motor
The Franklin Electric Stainless Super 4-inch submersible motor has been the driving force behind residential and light commercial submersible pumps for decades. Designed and patented in 1950 by our founder, Ed Schaefer, this motor has proven to be the industry’s most trusted residential pump motor. Franklin offers a 4-inch submersible motor in a full line of single- and three-phase voltages, frequencies, and application-specific models. Wherever there is an independent source of clean groundwater, you can find a Franklin motor.
Applications
- These motors are built for dependable operation in 4” diameter or larger water wells.
Basic Features
- Single-phase Voltage 230 V 60 Hz, 220 V 50 Hz
- Three-phase Voltages 200 V, 230 V, 380 V, 575 V 60 Hz, 460/380 V 60/50 Hz
- Corrosion-Resistant Construction
- Stainless Steel Splined Shaft
- Hermetically-Sealed Windings
- Anti-Track Self-Healing Resin System
- Water Lubrication
- Filter Check Valve (Water Well)
- Kingsbury-type Thrust Bearing
- Pressure Equalizing Diaphragm
- Built-in Lightning Arrestors (single-phase)
- Removable Water-Bloc™ Lead installed in 60 Hz and dual frequency rated water well motors. Consult factory for additional leads
- NEMA Pump Mounting Dimensions
- UL 778 Recognized (North American Voltages)
- CSA C22.2 #108 Certified
- Sand Fighter Slinger
- NSF/ANSI 61 Certified
Special Features
- 316 Stainless Steel: Special construction option for acid, low pH, and saline applications.
- Oil Stripper: Special construction option for secondary oil recovery wells, geothermal, or other applications with high ambient temperatures. Consult factory for details.
- Pollution Recovery: Motors equipped for use in monitoring and recovery wells in which hydrocarbons and other chemicals may be present. Special Viton® rubber parts and other chemical resistant materials as listed in Construction Materials chart.
- CBM+: Increased bearing capacity. Kingsbury-type thrust bearing rated for 5-10 hp - 1,500 lbs. downthrust or 15 hp - 3,500 lbs. downthrust. Contains reinforced diaphragm housing and diaphragm filter shield.
- World Wide Adaptability: All standard voltage and Hertz ratings are offered. Contact Franklin Electric for availability.
Specifications
Ratings
- Horsepower: 1 hp
- Frequency: 60 Hz
- Phases: Three-Phase
- Amps - Full Load: 1.6 A
- Amps - Service Factor: 1.9 A
- Volts: 575 VAC
- Voltage Tolerance (%): -10.0% / +10.0%
- Wire: 3-Wire
- Thrust Bearing Rating: 650 lb
- Lead Length: 48 "
- Motor: Submersible
- Continuous Duty: Yes
- Efficiency [η] - Full Load (%): 69.00
- Efficiency Service Factor Load [%]: 72.00 %
- Lead Wire Size: AWG #14
- Lead Retainer Method: Lead Jam Nut
- Motor Efficiency: 70.0
- Motor Insulation Classification: B
- Poles: 2
- Service Factor: 1.4
- Lead: Yes
Operation
- Motor Cooling: Water
- Minimum Cooling Flow: >0.00 ft/sec
- Motor Ambient Temperature Rating Nominal: 30 °C
- Thrust Bearing Rating: 650 lb
- Rotation: Counter clockwise facing the shaft
Materials of Construction
- Thrust Bearing: Kingsbury Type
- Seal: Lip Seal Ring
- Lead Insulation Material: XLPE
- Diaphragm Material: Nitrile Rubber (NBR)
- Motor Construction Design: Super Stainless
- Motor Fill Solution (Water Soluble / Non Toxic): Yes
- Motor Fill Solution: Water + Propylene Glycol
- Motor Top End Bell Material: 304SS Cover painted cast iron
- Shaft Slinger Material: Nitrile Rubber (NBR)
- Stator Fill: Resin
- Stator/ Motor Shell Material: Stainless Steel
- Winding Material: Copper
Dimensions
- Motor Diameter - Physical Diameter: 3.75"
- Motor Length: 11.73 "
- Product Weight: 24 lb
- Product Weight with Pack: 24.5 lb
- Carton Length: 19 "
- Carton Width: 4.25 "
- Carton Height: 4.38 "
- Shaft End: Spline
Other
- Drinking Water Agency Approvals: ANSI/NSF Standard 61
- Electrical Agency Approvals: UL
- Warranty Standard Time: 12 Mo. from Date of Install / 24 Mo. from Date of Manufacturing
- Applications: These motors are built for dependable operation in 4” diameter or larger water wells.