Introduction

The Allen Bradley 20F11GE027AA0NNNNN PowerFlex 753 AC Drive is an industrial variable-frequency drive developed for adjustable-speed control of three-phase AC motors. It belongs to the PowerFlex 753 family and is configured for 600 VAC three-phase operation with a 27 A continuous output rating.

The model provides 25 HP normal-duty and 20 HP heavy-duty ratings. The distinction between normal-duty and heavy-duty operation is important when selecting a drive because applications with frequent acceleration, high starting loads, or extended overload conditions may require the lower heavy-duty horsepower rating.

Variable-frequency control allows industrial machinery to operate motors at speeds appropriate to the process instead of relying solely on fixed-speed operation. Conveyors, pumps, fans, compressors, and production equipment can all benefit from controlled acceleration, deceleration, and adjustable operating speed.

The 20F11GE027AA0NNNNN is configured with embedded I/O, EMC filtering, dynamic braking capability, forced-air cooling, and a Type 12 / IP54 enclosure. These features make it suitable for a variety of industrial automation and motor-control installations.

Its Frame 4 construction differentiates it from lower-current PowerFlex 753 models such as the 11 A, 17 A, and 22 A versions. The larger frame provides the physical and electrical platform required for the 27 A drive rating.

For replacement applications, the complete catalog number should always be reviewed. Similar PowerFlex 753 drives can have different voltage ratings, output currents, enclosure types, frame sizes, braking configurations, and options. Simply matching horsepower or physical dimensions is not sufficient for a reliable replacement.

The original 20F11GE027AA0NNNNN is also useful for legacy-system maintenance because this catalog configuration has been discontinued. For modernization projects, the designated replacement model should be evaluated together with the existing motor, power system, PLC architecture, cabinet, and application requirements.

Technical Specifications

Specification	Details
Brand	Allen Bradley
Manufacturer	Rockwell Automation
Model	20F11GE027AA0NNNNN
Product Family	PowerFlex 753
Product Type	AC Drive / AC Packaged Drive
Drive Type	Variable Frequency AC Drive
Voltage Class	600 VAC
Input	Three-Phase AC
Continuous Output Current	27 A
1-Minute Current	30 A
3-Second Current	41 A
Normal-Duty Rating	25 HP
Heavy-Duty Rating	20 HP
Cooling	Forced Air / Air Cooled
Frame Size	Frame 4
Enclosure	Type 12 / IP54
I/O	Embedded I/O
EMC Filter	Included
Dynamic Braking	DB Transistor
Typical Applications	Conveyors, pumps, fans, compressors, process machinery
Dimensions	571 × 220.1 × 300 mm
Weight	14 kg (30.86 lb)
Lifecycle	Discontinued
Direct Replacement	20F11GE027JA0NNNNN

Recommended Related Models

The following PowerFlex 753 models are closely related to the 20F11GE027AA0NNNNN and may be considered for different motor ratings or replacement requirements:

20F11GE011AA0NNNNN – PowerFlex 753 AC Drive
20F11GE017AA0NNNNN – PowerFlex 753 AC Drive
20F11GE022AA0NNNNN – PowerFlex 753 AC Drive
20F11GE032AA0NNNNN – PowerFlex 753 AC Drive
20F11GE041AA0NNNNN – PowerFlex 753 AC Drive
20F11GE052AA0NNNNN – PowerFlex 753 AC Drive
20F11GE9P0AA0NNNNN – PowerFlex 753 AC Drive
20F11GE6P1AA0NNNNN – PowerFlex 753 AC Drive
20F11GE3P9AA0NNNNN – PowerFlex 753 AC Drive
20F11GE2P7AA0NNNNN – PowerFlex 753 AC Drive

When selecting a related model, compare the motor's actual current, operating duty, voltage, overload requirements, enclosure requirements, and control options rather than relying only on horsepower.

Popular Related Models

Allen Bradley 20F11GE027AA0NNNNN – PowerFlex 753 AC Packaged Drive
Allen Bradley 20F11GE022AA0NNNNN – PowerFlex 753 AC Drive
Allen Bradley 20F11GE017AA0NNNNN – PowerFlex 753 AC Drive
Allen Bradley 20F11GE011AA0NNNNN – PowerFlex 753 AC Drive
Allen Bradley 20F11GE032AA0NNNNN – PowerFlex 753 AC Drive
Allen Bradley 20F11GE041AA0NNNNN – PowerFlex 753 AC Drive
Allen Bradley 20F11GE052AA0NNNNN – PowerFlex 753 AC Drive
Allen Bradley 20F11GE9P0AA0NNNNN – PowerFlex 753 AC Drive
Allen Bradley 20F11GE6P1AA0NNNNN – PowerFlex 753 AC Drive
Allen Bradley 20F11GE027JA0NNNNN – PowerFlex 753 AC Drive Replacement

Applications

The Allen Bradley 20F11GE027AA0NNNNN PowerFlex 753 AC Drive is an industrial variable-frequency drive designed for adjustable-speed control of three-phase AC motors. This model is part of the 600 VAC three-phase PowerFlex 753 family and provides a 27 A continuous output rating, with 25 HP normal-duty and 20 HP heavy-duty ratings.

Its Frame 4 construction and Type 12 / IP54 packaged configuration make it suitable for a wide range of industrial motor-control applications where controlled speed, acceleration, deceleration, and reliable integration with an automation system are required.

Typical applications include:

Industrial conveyor systems
Pumps and water-treatment equipment
Fans and blowers
Compressors
Material-handling systems
Packaging machinery
Production lines
Process-control equipment
Machine-building applications
Industrial ventilation systems
Rotating production equipment
PowerFlex 753 replacement and retrofit projects

The drive is particularly appropriate for machinery where motor speed needs to be adjusted according to production requirements rather than operating continuously at a fixed speed.

Advantages

PowerFlex 753 architecture: Provides a flexible platform for industrial AC motor control.
600 VAC three-phase operation: Designed for higher-voltage industrial motor systems.
27 A continuous output: Suitable for appropriately sized industrial motors.
25 HP normal-duty rating: Supports suitable continuous-duty applications.
20 HP heavy-duty rating: Provides a lower horsepower rating for applications with higher overload requirements.
Frame 4 construction: Offers a larger drive platform for higher-current applications within the PowerFlex 753 range.
Air-cooled design: Provides practical thermal management for industrial installations.
Type 12 / IP54 enclosure: Provides additional protection against dust and environmental contaminants.
EMC filter: Helps manage electromagnetic compatibility when the complete installation is properly designed.
Dynamic braking transistor: Supports applications requiring controlled deceleration and braking.
Embedded I/O: Provides convenient integration with machine-control architectures.
Industrial automation compatibility: Suitable for Allen Bradley and PowerFlex 750-Series control environments.
Retrofit-friendly platform: Useful for maintaining existing industrial drive systems.

Technical FAQs

1. What is the Allen Bradley 20F11GE027AA0NNNNN?
The Allen Bradley 20F11GE027AA0NNNNN is a PowerFlex 753 AC Packaged Drive designed for three-phase industrial motor control. It is a 600 VAC drive with a 27 A continuous output rating and Frame 4 construction.

2. What is the output current rating of the 20F11GE027AA0NNNNN?
The continuous output current rating is 27 A. The drive is rated for 25 HP under normal-duty operation and 20 HP under heavy-duty operation.

3. What voltage does this PowerFlex 753 drive use?
The 20F11GE027AA0NNNNN is a 600 VAC, three-phase AC drive. The incoming power should always be verified against the actual drive nameplate and electrical system before installation.

4. What enclosure does the 20F11GE027AA0NNNNN use?
This configuration uses a Type 12 / IP54 enclosure. It provides additional protection for suitable industrial environments where dust and similar contaminants may be present.

5. Does the drive include dynamic braking?
Yes. The 20F11GE027AA0NNNNN includes a dynamic braking transistor. If dynamic braking is required, the braking resistor and associated circuit must be appropriately selected and installed for the application.

6. Does this PowerFlex 753 include an EMC filter?
Yes. The specified configuration includes an EMC filter. Proper grounding, cable routing, motor-cable installation, and cabinet design remain important for achieving the desired EMC performance.

7. What applications are suitable for the 27 A PowerFlex 753 drive?
The drive can be used for conveyors, pumps, fans, compressors, material-handling systems, packaging equipment, process machinery, and other applications requiring adjustable-speed control of appropriately rated three-phase motors.

8. What should be checked before replacing an existing PowerFlex 753 drive?
Verify the incoming voltage, motor current, horsepower, duty rating, enclosure, frame size, braking requirements, I/O, communications, control architecture, cabinet dimensions, and cooling conditions. The complete catalog number should be matched before replacement.

9. Is the 20F11GE027AA0NNNNN still available as a current-production model?
The AA0NNNNN version has been discontinued. Its direct replacement is 20F11GE027JA0NNNNN. The original model remains relevant for existing-system maintenance, spare-parts requirements, and legacy equipment replacement.

10. What are the dimensions and weight of the Allen Bradley 20F11GE027AA0NNNNN?
The specified dimensions are 571 × 220.1 × 300 mm, and the weight is 14 kg (30.86 lb). These dimensions should be considered when planning cabinet

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