Allen-Bradley 20F1AND248AN0NNNNN PowerFlex 753 Variable Frequency Drive

Product Overview

The Allen-Bradley 20F1AND248AN0NNNNN is a variable frequency drive from the PowerFlex 753 series, engineered for demanding motor control applications. This drive accepts 3-phase AC input with a pre-charge feature and delivers a continuous output current of 248 A, supporting up to 200 HP in normal duty and 150 HP in heavy-duty applications. With a nominal input voltage of 480 VAC and a DC bus of approximately 650 VDC, the 20F1AND248AN0NNNNN provides robust performance in industrial environments.

Technical Specifications

Below are the key technical parameters for the Allen-Bradley 20F1AND248AN0NNNNN. These values are directly from the manufacturer's specifications.

Key Performance Metrics

The 20F1AND248AN0NNNNN delivers 248 A continuous output current, which translates to 200 HP in normal duty and 150 HP in heavy-duty cycles. This flexibility allows the drive to handle both constant torque and variable torque loads effectively. The output voltage range of 380–480 VAC ensures compatibility with standard industrial motors across different regions. With control modes including V/Hz, SVC, and FORCE vector, the drive adapts to various motor types and performance requirements.

Industry Applications

This PowerFlex 753 drive suits applications requiring high power and reliable speed control. Typical uses include:

• Conveyor systems in manufacturing plants, where the drive's 248 A capacity ensures smooth start-up and precise speed regulation.
• Pump and fan control in HVAC or water treatment, leveraging the V/Hz or SVC modes to optimize energy consumption.
• Heavy machinery such as extruders or mixers, benefiting from FORCE vector control for high torque at low speeds.

In each scenario, the Allen-Bradley 20F1AND248AN0NNNNN provides robust performance and built-in safety functions like STO and Safe Speed, meeting PLe/SIL3 standards to protect personnel and equipment.

Installation & Setup

When installing the 20F1AND248AN0NNNNN, ensure the input supply is 3-phase AC with a pre-charge circuit. The drive is air-cooled with an open IP20/IP00 enclosure, so mount it in a clean, ventilated cabinet to maintain proper airflow. Connect the motor leads to the output terminals, and if network integration is required, install the optional dual-port Ethernet/IP module. Always follow the manufacturer's wiring diagram and torque specifications for terminals.

Maintenance & Reliability

Routine maintenance for this drive includes periodic inspection of cooling fans and air filters to prevent overheating. Check the DC bus capacitors for signs of bulging or leakage every 12 months. Because the drive is filtered with the CM jumper removed, verify that the EMC filter remains effective in your environment. Regular cleaning of the enclosure and ensuring ambient temperature stays within limits will extend the service life of the Allen-Bradley 20F1AND248AN0NNNNN.

Compatibility & Integration

The 20F1AND248AN0NNNNN features standard embedded I/O for essential control wiring, and optional dual-port Ethernet/IP enables seamless integration into modern industrial networks. It works with a wide range of Allen-Bradley motors and can be programmed using standard drive configuration tools. For advanced control, the FORCE vector mode allows precise speed and torque regulation, making it compatible with demanding automation systems.

Buying Guide

Before purchasing the 20F1AND248AN0NNNNN, verify your application's power requirements: 200 HP normal duty or 150 HP heavy duty, and input voltage of 480 VAC. Confirm that the enclosure style (IP20/IP00) suits your installation environment. If network connectivity is needed, ensure the optional dual-port Ethernet/IP module is included or ordered separately. As a reliable industrial automation parts supplier, PLC Source PRO can help you source this drive and answer any compatibility questions.