A-B 25B-D4P0N114 PowerFlex 525 Drive

Allen-Bradley 25B-D4P0N114 PowerFlex 525 AC Drive

 

 

The Allen-Bradley 25B-D4P0N114 is a PowerFlex 525 variable frequency drive (VFD) used to control 3-phase AC motor speed, torque, and direction in industrial automation systems. It is part of the PowerFlex 520-series compact drive family with built-in EtherNet/IP communication and safety functions.

Key Specifications

• Model: 25B-D4P0N114
• Series: PowerFlex 525
• Brand: Allen-Bradley (Rockwell Automation)
• Type: AC Variable Frequency Drive (VFD)
• Input Voltage: 380–480 VAC, 3-phase
• Output Current: 4.0 A
• Power Rating: 1.5 kW (2 HP)
• Control Methods:
  • V/Hz control
  • Sensorless vector control
• Communication:
  • Embedded EtherNet/IP
  • USB programming port
• Protection Features:
  • Safe Torque Off (STO)
  • Overload / overvoltage / short-circuit protection
• Enclosure: IP20 (panel mount / open type)

What it does (Simple Explanation)

3-phase AC Power
↓
PowerFlex 525 Drive (25B-D4P0N114)
↓
Adjusts frequency & voltage
↓
Controls motor speed & torque

It allows motors to:

• Run at variable speed
• Start/stop smoothly (soft start)
• Reverse direction
• Reduce energy consumption
• Improve process control precision

Main Functions

• Motor speed control (0–500 Hz output)
• Torque control for load stability
• Soft start / soft stop operation
• PLC communication via EtherNet/IP
• Built-in PID process control
• Motor protection (thermal overload, fault detection)

Key Features

• Compact design (easy cabinet installation)
• Integrated Ethernet communication (no extra module needed)
• Safe Torque Off (STO) safety function
• USB programming interface
• Built-in braking transistor (dynamic braking support)
• High temperature operation capability (up to ~70°C)
• Suitable for conveyors, pumps, fans, mixers

Applications

• Conveyor systems
• Pumps & fans
• Packaging machinery
• HVAC systems
• Material handling equipment
• General industrial automation