US-Nidec UJ20P2DP Close Coupled Pump Motor 20 HP (Frame 256JP) Replacement MPN - UJ20P2DP
The US-Nidec UJ20P2DP is a close coupled pump motor with a power rating of twenty horsepower. This motor is designed for three-phase electrical applications with a voltage of two hundred eight to two hundred thirty-six hundred volts and four hundred sixty volts. The motor features a TEFC enclosure, ensuring reliable performance in various environments.
Product Highlights
This motor is suitable for applications requiring efficient and effective pumping.
Features
- Electrical Type: Three Phase
- Frame Size: 256JP
- Amperage: 53-47/23.5
Specifications
| Mounting Type |
C-Face / Footed |
| Motor Phase |
Three Phase |
| Voltage |
208-230/460 V |
| Efficiency |
93.00% |
| Insulation Class |
Class F |
| Service Factor |
1.25 |
| Bearings Type |
Ball / Ball |
| Bearings Size |
6207-2Z-J/C3 (Drive End) / 6310-2Z-J/C3 (Opposite Drive End) |
| Material |
Aluminum |
| Shaft Type |
Single Shaft |
What our Experts Think
-
Designed for Pump Applications: Close-coupled design simplifies installation, providing direct drive for pumps and reducing alignment issues.
-
20 HP Power: Ideal for medium to large-scale pump systems, offering reliable performance in demanding applications.
-
Frame 256JP: Standardized frame ensures easy replacement and compatibility with existing equipment.
-
Efficient Operation: Delivers consistent torque and energy efficiency for continuous-duty pump operations.
-
Versatile Voltage: Operates on 208-230/460V, making it adaptable to a variety of three-phase systems.
Q&A
Q: What is the US-Nidec UJ20P2DP?
A: The UJ20P2DP is a 20 HP close-coupled pump motor with a 256JP frame, designed for use as a replacement motor in pump applications, providing reliable performance and efficient operation.
Q: Where is this motor typically used?
A: Ideal for use in water pumping systems, HVAC, irrigation, and industrial pump applications where close-coupled motor configurations are needed.
Q: Why choose the UJ20P2DP model?
A: Its robust construction ensures long-lasting performance in demanding pump systems, and its compatibility with 256JP frame pumps makes it an easy replacement option.
Q: Is this motor energy-efficient?
A: Yes, it offers energy-efficient operation, optimizing performance and reducing operating costs for long-term savings.
Maintenance Tips
-
Ensure motor is clean and free of debris to maintain optimal cooling and performance.
-
Lubricate bearings as per manufacturer guidelines to avoid wear and ensure smooth operation.
-
Inspect close coupling and shaft alignment to prevent mechanical stress and vibration.
-
Verify voltage supply (208-230/460V) to ensure proper motor operation and avoid overloads.
-
Monitor motor temperature, noise, and vibration regularly for early signs of issues.
-
Tighten electrical connections and inspect for any signs of wear or overheating.
-
Test insulation resistance annually to ensure safe operation and extend motor lifespan.
