Product Description — Allen-Bradley 25A-D043N114 PowerFlex 523 AC Drive
Product Overview
The 25A-D043N114 is a high-performance AC variable frequency drive (VFD) within Allen-Bradley’s PowerFlex 523 family, manufactured by Rockwell Automation and engineered as the cost-effective, standalone motor control solution for industrial machines that demand reliable speed and torque regulation without the overhead of embedded Ethernet connectivity. As a 480V-class three-phase drive, the 25A-D043N114 delivers 43 amps of output current, providing 30 HP (22 kW) of power under normal-duty cycling and 25 HP (18.5 kW) under heavy-duty continuous operation. Housed in a Frame E enclosure with IP20 NEMA / Open Type protection and integrated EMC filtering, the 25A-D043N114 is purpose-built for panel-mount installation in control cabinets powering pumps, fans, conveyors, mixers, and material handling equipment across every major industrial sector.What truly distinguishes the 25A-D043N114 within the PowerFlex 520 series architecture is its innovative modular design featuring a removable control core. This breakthrough design allows the control module of the 25A-D043N114 to be detached, pre-configured offline via USB or Connected Components Workbench software, and snapped back into the power module—enabling simultaneous cabinet installation and software commissioning that slashes deployment time from days to hours. The 25A-D043N114 supports a wide spectrum of motor control strategies including Volts per Hertz (V/Hz), sensorless vector control for enhanced speed regulation, and sensorless vector control with Economizer mode for maximum energy efficiency in variable-torque applications. With an operating ambient temperature range extending up to 70°C (158°F) when equipped with current derating and a control module fan kit, the 25A-D043N114 thrives in hot electrical enclosures where conventional drives would fail. Integrated RS485/DSI communication, USB programming port, and support for optional communication cards (including the newly released PROFINET option) make the 25A-D043N114 a future-ready, cost-optimized choice for standalone machine automation.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Model | 25A-D043N114 |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Product Type | AC Variable Frequency Drive (VFD) |
| Series | PowerFlex 523 |
| Input Voltage | 380-480V AC, 3-Phase (323-528V range) |
| Output Current | 43 A |
| Normal Duty Rating | 30 HP / 22 kW |
| Heavy Duty Rating | 25 HP / 18.5 kW |
| Frame Size | Frame E |
| Enclosure Rating | IP20 NEMA / Open Type |
| EMC Filter | Integrated |
| Control Methods | V/Hz, Sensorless Vector, Sensorless Vector with Economizer |
| Communication | Integrated RS485/DSI, USB programming port |
| Optional Networks | PROFINET, Modbus RTU, DeviceNet (via comm cards) |
| Total Power Loss | 697 W |
| Operating Temperature | Up to 70°C (158°F) with derating & fan kit |
| Mounting | Side-by-side with 50 mm (1.96 in) airflow gap top/bottom |
| Mounting Style | Panel-mount |
| Brake | Standard 7th IGBT brake |
| Interface Module | Standard |
| Module Width | Single frame pitch |
| Depth | 279 mm |
| Certifications | CE, cULus, EAC, RCM, UKCA |
| Warranty | 1 year standard |
Main Features and Advantages
The 25A-D043N114 delivers exceptional value through Rockwell Automation’s revolutionary modular design with a removable control core. This architecture allows the control module of the 25A-D043N114 to be separated from the power module, configured offline via USB or Connected Components Workbench, and reinserted—enabling parallel installation and commissioning workflows that dramatically reduce time-to-production. For machine builders producing multiple identical units, the 25A-D043N114 can be pre-configured in batches and snapped into place on the assembly line, transforming drive deployment from a bottleneck into a streamlined operation.Comprehensive motor control flexibility is a defining strength of the 25A-D043N114. The drive natively supports Volts per Hertz (V/Hz) for simple pump and fan applications, sensorless vector control for enhanced speed regulation and torque response without an encoder, and sensorless vector control with Economizer mode for maximum energy savings in variable-torque loads. This means the 25A-D043N114 can serve as the single standardized drive across diverse applications within a facility—from basic centrifugal pumps running on V/Hz to precision conveyor systems requiring tight speed regulation via sensorless vector—without specifying different drive models for each use case.Integrated networking and programming capabilities set the 25A-D043N114 apart in its price class. The drive features a built-in RS485/DSI port that supports low-cost multi-drop networking, allowing up to five PowerFlex drives to share a single communication node. A standard USB port enables fast parameter upload/download and drive configuration directly from a laptop. The 25A-D043N114 also supports optional communication cards, including the newly released PROFINET option card, allowing seamless integration into PROFINET-based control systems for parameter modification and status monitoring. This forward-compatible design ensures the 25A-D043N114 can evolve alongside your plant’s network architecture without hardware replacement.
