Product Overview
When you need reliable, efficient motor control for moderate power applications, the Allen-Bradley 22B-A2P3F104 delivers. This compact AC drive from the PowerFlex 40 series is engineered for single-phase input, providing 0.5 horsepower at 240VAC. It is an ideal choice for OEMs, panel builders, and maintenance teams seeking a proven solution for conveyors, fans, pumps, and other machinery.
As part of the trusted PowerFlex family, the 22B-A2P3F104 combines ease of use with rugged performance. Its straightforward keypad input simplifies configuration, while the RS-485 communication port enables seamless integration into existing control networks. Whether you are upgrading legacy equipment or specifying new systems, this drive offers dependable operation in a space-saving flange mount enclosure.
Technical Specifications
The following specifications are directly from the manufacturer's data for the Allen-Bradley 22B-A2P3F104:
| Specification |
Value |
| Manufacturer |
Rockwell Automation |
| Brand |
Allen-Bradley |
| Part Number / Catalog No. |
22B-A2P3F104 |
| Product Line |
PowerFlex 40 |
| Voltage |
240AC Volts |
| Enclosure |
Flange Mount - IP20, NEMA/UL Type Open |
| Horsepower |
0.5 HP |
| Amperage |
2.3 A |
| Phase |
1 Phase |
| Filter |
No CE Compliant Filter |
| Communication |
RS-485 |
| Input Type |
Keypad |
The 22B-A2P3F104 operates on a 240VAC single-phase supply, making it suitable for standard industrial power systems. With a rated output of 2.3 amps, it can handle a wide range of fractional horsepower motors. The IP20 flange mount enclosure provides basic protection against solid objects, while the NEMA/UL Type Open rating allows for installation in clean, dry environments, typically inside an electrical panel.
Key Features & Benefits
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Proven PowerFlex 40 platform – known for reliability and ease of programming.
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RS-485 communication – enables Modbus RTU or other serial protocols for remote monitoring and control.
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Integrated keypad – simplifies setup and local operation without additional tools.
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Compact flange mount – saves panel space and simplifies heat dissipation.
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1-phase input – ideal for locations where three-phase power is unavailable.
Because this drive does not include a CE compliant filter, you must verify that your application's electromagnetic compatibility requirements are met, especially if you are shipping equipment to regions with strict EMC regulations.
Industry Applications
The Allen-Bradley 22B-A2P3F104 is versatile enough for many industrial tasks. Typical applications include:
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Conveyor systems – controlling belt speed for material handling and packaging lines.
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Fan and blower control – adjusting airflow in HVAC units, ventilation systems, and cooling equipment.
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Pump drives – regulating flow in water treatment, chemical dosing, and irrigation systems.
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General machinery – retrofitting older motor starters with variable speed control for increased efficiency.
In each scenario, the drive's 0.5 HP output and 2.3 A current rating provide adequate power for small to medium motors, while the RS-485 port allows integration with PLCs and SCADA systems for centralized control.
Installation & Setup Guidance
Proper installation is critical for optimal performance and longevity of the 22B-A2P3F104. Follow these practical steps:
- Mount the drive on a flat, vertical surface using the flange holes, ensuring adequate clearance for airflow. Maintain at least 50 mm of free space above and below the unit.
- Use copper conductors rated for at least 75°C. Torque terminals to the values specified in the manual.
- Connect the single-phase input (L1, L2) to the line terminals and the motor to U, V, W. Verify that the motor voltage matches the drive output.
- Configure the keypad parameters for motor nameplate data, acceleration/deceleration times, and control source (keypad or RS-485).
- When using RS-485, terminate the network properly and set the unique node address.
Always power down the drive before making any connections. If you are unfamiliar with AC drive installation, consult a qualified electrician.
Maintenance & Reliability
Routine maintenance ensures the Allen-Bradley 22B-A2P3F104 continues to operate reliably. Because this drive has no moving parts, maintenance is minimal, but periodic checks are recommended:
- Inspect the cooling fan (if present) and air vents for dust buildup every 6 months. Use compressed air to clean.
- Check all power and control wiring for loose connections annually.
- Verify that the ambient temperature stays within the rated range (typically 0–50°C).
- Monitor for any unusual noise or vibration, which may indicate a motor or load issue.
Keeping the drive clean and well-ventilated reduces thermal stress and extends its service life, minimizing downtime and maintenance costs.
Compatibility & Integration
The 22B-A2P3F104 integrates easily into existing automation systems thanks to its RS-485 communication port. It can be controlled via:
- Allen-Bradley PLCs (e.g., MicroLogix, CompactLogix) using Modbus RTU protocol.
- Third-party HMIs and SCADA software.
- Simple keypad control for standalone operation.
For advanced applications, you can use the PowerFlex 40's built-in programming to set up multi-step speeds, jog, and dynamic braking. The drive is compatible with standard 3-phase induction motors rated for 0.5 HP.
Selection Guide & Purchasing Advice
Before purchasing the Allen-Bradley 22B-A2P3F104, verify that your motor's full-load current does not exceed 2.3 A, and that your supply voltage matches 240VAC single-phase. If your application requires a CE filter for EMC compliance, consider ordering the optional filter kit separately.
At PLC Source PRO, we stock a wide range of industrial automation parts, including this PowerFlex 40 drive. Our team can help you confirm compatibility and provide documentation. When you order from us, you receive genuine, tested products backed by our quality guarantee.
Choose the Allen-Bradley 22B-A2P3F104 for a cost-effective, reliable motor control solution that meets the demands of modern industrial environments.