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Application
These motors are built for dependable operation in 6” diameter or larger wells, in applications with higher temperature, higher thrust or low flow.
Basic Features
- Up to 194°F (90°C) Ambient Temperature
- 25% Increase in Upthrust Capability at 30°C
- 25% Increase in Downthrust Capability at 30°C
- Wet Well, Reservoir, Low Flow Approved in 12” Diameter or Lager Wells with Ambient Water up to 86°F (30°C)
- High Temperature Leads
- Hermetically-sealed Stator
- Innovative High Temperature Winding Encapsulation System
- FE Water Soluble, High Temperature Bearing Lubrication
- Double-flange NEMA Mounting for Ease of Handling and Pump Mounting
- Stainless Steel Splined Shaft for Maximum Shaft/Coupling Contact
- Full 3450 RPM 60 Hz Design Point for Superior Pump Performance
- Sand Fighter Sealing System
- Franklin Electric’s Exclusive Water Bloc Lead Connection
- 316 SS and Wye-delta Designs Available – Consult Factory
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6-Inch Three-phase Hi-Temp 90 Motor Specification |
Hz |
Hp Range |
kW Range |
Poles |
RPM |
Max. Ambient Temp. |
Duty Rating |
60 |
5 - 40 |
3.7 - 30 |
2 |
3450 |
195°F / 90°C |
Continuous at 0.5 ft/sec flow past motor* |
50 |
5 - 40 |
3.7 - 30 |
2 |
2875 |
195°F / 90°C |
Continuous at 0.5 ft/sec flow past motor* |
*Motors are also rated for continuous duty in 86°F (30°C) maximum water temperature with NO FLOW in lakes or 12” diameter or larger wells. |
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6-Inch Hi-Temp 90 Motor Specification |
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Construction Type |
| Component |
Standard Water Well |
Corrosion Resistant (316 SS) |
| Castings |
Gray Iron |
316 SS |
| Stator Shell |
301 SS |
316 SS |
| Stator Ends |
Low Carbon Steel |
316 SS |
| Shaft Extension |
303 SS (5-20 Hp), 17-4 SS (25-40 Hp) |
17-4 SS |
| Fasteners |
300 & 400 Series SS |
316 SS |
| Seal Cover |
304 SS & Sintered Bronze |
316 SS |
| Seal |
Sand Fighter™ Sealing System |
Sand Fighter™ Sealing System |
| Diaphragm |
Viton |
Viton |
| Diaphragm Plate |
304 SS |
316 SS |
| Diaphragm Spring |
302 SS |
17-7 SS |
| Slinger |
Viton |
Viton |
| Lead Wire (or Cable) |
XLPO 135°C |
XLPO 135°C |
| Lead Potting |
Epoxy |
Epoxy |
| Pipe Plug |
316 SS |
316 SS |
| Insulation |
Class F |
Class F |
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Specifications subject to change without notice. Contact Franklin Electric if current material types are required for bid specifications. |
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