US-Nidec ASB844 Pool and Spa Motor 3.0hp 208-230v 56YFr - ASB844
The US-Nidec ASB844 pool and spa motor is a reliable and efficient motor for pool and spa applications. This motor is designed with a switchless operation and has a frame diameter of 6.5 inches. It operates at a voltage of 208-230 volts and is perfect for continuous duty cycles.
Product Highlights
The US-Nidec ASB844 pool and spa motor features a two-compartment design and an open drip-proof structure. It includes a 303 stainless steel shaft with 1/2-20 UNF-2A threads, providing durability and reliability. The motor has triple bearing protection, class B insulation, and is thermally protected.
Features
- Full-rated premium efficiency
- Switchless design
- Sealed ball bearings
Specifications
| Brand |
US-Nidec |
| Model Number |
ASB844 |
| Electrical Type |
PSC (Permanent Split Capacitor) |
| THP (Total Horsepower) |
3.45 HP |
| Frame |
56Y |
| Diameter |
6.5 inches |
| Enclosure |
Open Dripproof (ODP) |
| Phase |
Single Phase |
| Voltage |
208-230V |
| Rotation |
CWLE (Clockwise Lead End) |
| Overload |
Auto Overload Protection |
| Material |
Rolled Steel |
| Bearings Type |
Ball / Ball |
| Amperage |
14.8 – 13.5 A |
| Shaft Type |
Single Shaft |
| Capacitor Run MFD |
50.00 MFD |
| Capacitor Run Voltage |
370V |
| Ambient Temperature |
50°C |
| Duty |
Continuous |
| Insulation Class |
B |
What our Experts Think
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High-Performance & Efficiency
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Delivers 3.0 horsepower at 3450 RPM, perfect for pool and spa pumps
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Designed for energy efficiency, helping reduce operational costs
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Durable & Reliable Construction
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Open Drip Proof (ODP) enclosure, ideal for indoor use
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Features a 56Y frame with square flange for secure mounting
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Built with a 303 stainless steel shaft for added durability
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Versatile & Easy Installation
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Operates on 208–230V single-phase power, compatible with standard electrical systems
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Easy to integrate into existing pool and spa setups
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Long-lasting Protection
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Triple bearing protection ensures smooth motor operation
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Thermally protected to prevent overheating and extend motor life
Q&A
Q: What applications is the US-Nidec ASB844 motor suitable for?
A: This motor is designed for pool and spa pump systems, providing reliable performance in residential and commercial water circulation applications.
Q: What are the key specifications of this motor?
A: The ASB844 motor delivers 3.0 horsepower at 3450 RPM, operates on 208-230V single-phase power, and features a 56Y frame size. It has an Open Drip Proof (ODP) enclosure and a square flange (SQFL) mounting configuration.
Q: What is the motor's thermal protection?
A: The motor is thermally protected to prevent overheating during operation, ensuring longevity and reliability.
Q: What is the motor's insulation class?
A: The motor features Class B insulation, allowing it to operate in ambient temperatures up to 40°C.
Q: What is the motor's service factor?
A: The ASB844 motor has a service factor of 1.15, indicating its ability to handle occasional overloads up to 15% above its rated capacity.
Maintenance Tips
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Ensure proper ventilation: Install the motor in a well-ventilated area to prevent overheating.
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Inspect electrical connections: Regularly check for wear, corrosion, or loose connections to avoid electrical issues.
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Monitor operating voltage: Confirm that the motor operates within the rated 208-230V range to avoid damage.
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Lubricate bearings: Apply lubricant to bearings as specified by the manufacturer to reduce friction and prevent wear.
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Check capacitors: Test and replace capacitors if they show signs of degradation to ensure efficient motor startup.
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Keep the motor clean: Regularly remove dust and debris from the motor and surrounding area to maintain efficiency.
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Test thermal overload protection: Ensure the motor’s thermal overload protection works correctly to prevent overheating.
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Monitor ambient temperature: Ensure the motor operates within the recommended temperature range to maintain performance.
