US-Nidec EE446 Commercial Pump Motor Three Phase 56J 208-230/460 Volts - EE446
The US-Nidec EE446 Commercial Pump Motor is designed for various heavy-duty applications. This robust motor ensures efficient performance with its three-phase power and 3600 RPM speed.
Product Highlights
This US-Nidec motor is suitable for commercial pump applications, providing reliable operation with ball bearings and a C-Face mounting.
Features
- Three-phase motor
- 3600 RPM speed
- 56J frame size
Specifications
| Electrical Type |
Three Phase |
| RPM |
3600 rpm |
| Frame |
56J |
| Diameter |
6.5 inches |
| Enclosure |
ODP (Open Drip Proof) |
| Voltage |
208-230/460 V |
| Bearings Type |
Ball / Ball |
| Mounting |
C-Face |
| Amperage |
3.7-3.6/1.8 A |
| Brand |
US-Nidec |
| MPN |
EE446 |
| Item Type |
Motor |
What our Experts Think
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Purpose-Built for Pumps: Designed specifically for commercial pump applications, ensuring optimal hydraulic performance.
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Flexible Voltage Compatibility: Operates on 208-230/460V three-phase systems—ideal for a wide range of installations.
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56J Frame with Threaded Shaft: Standardized 56J frame and threaded shaft simplify direct pump coupling and replacement.
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Durable & Efficient: Built for continuous operation with high efficiency and reliable cooling.
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Commercial-Grade Reliability: Trusted performance in demanding commercial water-moving systems.
Q&A
Q: What is the US-Nidec EE446 Motor?
A: The EE446 is a three-phase commercial pump motor with a 56J frame, designed for dependable operation in pump-driven systems.
Q: What are the key features?
A: Three-phase power, 56J frame with threaded shaft for direct pump coupling, 208-230/460V voltage, and durable construction for continuous operation.
Q: What is it used for?
A: Ideal for commercial and light industrial pump applications such as water circulation, pressure boosting, and liquid transfer.
Q: Why choose the EE446 model?
A: It delivers high efficiency, long service life, and easy integration with standard pump systems thanks to the 56J frame and robust motor design.
Q: Is this motor compatible with standard pumps?
A: Yes, the 56J frame includes a threaded shaft designed specifically for jet and centrifugal pump mounting.
Maintenance Tips
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Keep motor clean and dry to ensure optimal cooling and prevent corrosion.
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Inspect and lubricate bearings regularly to support continuous pump operation.
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Check 56J frame mounting and shaft alignment to avoid coupling stress and vibration.
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Verify voltage supply (208-230/460V) matches motor specifications for safe performance.
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Tighten electrical connections and inspect for signs of overheating or wear.
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Monitor motor temperature, noise, and vibration for early detection of issues.
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Test insulation resistance annually to ensure electrical integrity and longevity.
