Product Introduction
With a rated output current of 32.2 A and power of 7.5 kW (10.0 HP), the Allen-Bradley 25B-B032N104 PowerFlex 525 Variable Frequency Drive (VFD) delivers precise motor control for demanding industrial applications. This robust drive supports both normal and heavy duty operations, making it ideal for pumps, fans, and conveyors. Its compact design and flexible mounting options streamline installation, while built-in Ethernet/IP communication simplifies integration into modern control networks.
Technical Specifications
| Parameter |
Value |
| Output Current |
32.2 A |
| Input Voltage |
170-264 VAC, 3-Phase |
| Input Current |
34.8 A |
| Output Voltage |
0-240 VAC |
| Output Power |
7.5 kW (10.0 HP) |
| I/O Configuration |
7 Discrete Inputs (Sink/Source), 1 N.O. & 1 N.C. Contacts, 2 Digital/Optocoupler Outputs, 2 Analog Inputs (0-10VDC/0-20mA), 1 Analog Output (0-10VDC/0-20mA) |
| Installation |
Panel Mount / DIN Rail |
| Enclosure Rating |
IP20 / NEMA UL Type Open |
| Built-in Communication |
EtherNet/IP |
| Optional Protocols |
Dual EtherNet/IP, DeviceNet, PROFIBUS DP |
| Frame Size |
Frame D |
| EMC Filtering |
No Filter |
Industry Applications
The Allen-Bradley 25B-B032N104 excels in applications requiring variable speed control and energy efficiency. In conveyor systems, it reduces mechanical stress and saves power by matching motor speed to load. For pumps and fans, the drive's sensorless vector control maintains precise flow or pressure while lowering energy costs by up to 30%. Its rugged IP20 enclosure suits clean industrial environments, and the built-in brake transistor enables rapid deceleration for high-inertia loads.
Installation & Setup
Mount the Allen-Bradley 25B-B032N104 on a panel or DIN rail using the provided slots. Ensure adequate clearance for airflow. Connect 3-phase 170-264 VAC input power and a motor to its output terminals (0-240 VAC). Use the USB port on the standard control module to configure parameters via Connected Components Workbench software. The removable MOV-to-ground feature allows safe operation on ungrounded power systems. For advanced integration, install a communication adapter in the optional slot for DeviceNet or PROFIBUS DP networks.
Maintenance & Reliability
Routine inspection of the Allen-Bradley 25B-B032N104 focuses on cooling fan cleanliness and terminal tightness. The drive's integral brake transistor and robust design minimize wear. Periodic thermal checks at rated current (32.2 A) ensure longevity. Although the unit has no internal EMC filter, external filtering can be added if needed. Proper installation and ventilation maintain high reliability, reducing unplanned downtime and total cost of ownership.
Selection Guide
Before purchasing, verify that the input voltage (170-264 VAC) and frame size (Frame D) match your application requirements. The Allen-Bradley 25B-B032N104 is available from PLC Source PRO, a trusted supplier of industrial automation spares. Ensure your control system supports EtherNet/IP or one of the optional protocols for seamless integration. This drive is a cost-effective investment for modernizing motor control with VFD technology.