Introduction

The Allen-Bradley 20G11NE022JA0NNNNN PowerFlex 755 AC Drive is an air-cooled variable-frequency drive developed for industrial three-phase motor-control applications. Combining a 22 A normal-duty output rating with embedded EtherNet/IP communication, it provides adjustable motor-speed control and integration with PLC-based automation systems.

This Frame 3 configuration is designed for 600 VAC three-phase applications and supports motor ratings of 20 HP under normal-duty operation and 15 HP under heavy-duty operation. Its configuration includes AC input with DC terminals, an integrated dynamic braking transistor, and EMC filtering. The common-mode capacitor jumper is installed, which should be considered when planning the drive's grounding and electrical connections.

The PowerFlex 755 platform is suitable for conveyor equipment, pumps, fans, processing machinery, and automated manufacturing systems. Its communication capabilities help connect motor-control functions with industrial controllers, supporting coordinated operation and centralized monitoring.

For installation and replacement projects, users should confirm the complete catalog number and check the electrical supply, motor-duty rating, braking arrangement, and grounding requirements. Correct configuration helps maintain compatibility with the existing automation system and reduces commissioning problems.

Technical Specifications

Parameter	Specification
Brand	Allen-Bradley
Model	20G11NE022JA0NNNNN
Product Series	PowerFlex 755
Product Type	AC Drive / Variable Frequency Drive
Input Voltage Class	600 VAC
Input Phase	3-Phase
Normal-Duty Output Current	22 A
Heavy-Duty Output Current	17 A
Normal-Duty Motor Rating	20 HP
Heavy-Duty Motor Rating	15 HP
Frame Size	Frame 3
Cooling Method	Forced Air
Communication	Embedded EtherNet/IP
Input Configuration	AC Input with DC Terminals
Enclosure	IP20/IP00, NEMA/UL Open Type
Dynamic Braking	Integrated DB Transistor
EMC Filtering	Filtered
Common-Mode Capacitor Jumper	Installed
HIM Configuration	Blank (No HIM)
Dimensions	454 × 212 × 190 mm
Weight	11 kg / 24.25 lb

Recommended Related Models

Model	Product Description
20G11NE017JA0NNNNN	PowerFlex 755 AC Drive, 17 A
20G11NE027JA0NNNNN	PowerFlex 755 AC Drive, 27 A
20G11NE032JA0NNNNN	PowerFlex 755 AC Drive, 32 A
20G11NE022AA0NNNNN	PowerFlex 755 AC Drive, 22 A, Earlier Configuration

Popular Related Models

Model	Product Description
20G11NE011JA0NNNNN	PowerFlex 755 AC Drive, 11 A
20G11NE017JA0NNNNN	PowerFlex 755 AC Drive, 17 A
20G11NE022JA0NNNNN	PowerFlex 755 AC Drive, 22 A
20G11NE027JA0NNNNN	PowerFlex 755 AC Drive, 27 A

Applications

The Allen-Bradley 20G11NE022JA0NNNNN PowerFlex 755 AC Drive is designed for industrial motor-control applications that require adjustable speed, controlled acceleration, and reliable communication with automation systems. Its 22 A normal-duty output rating and embedded EtherNet/IP interface make it suitable for a variety of medium-power machinery.

Typical applications include:

Conveyor Systems: Controls motor speed in material handling, packaging, and automated production lines.
Pumping Equipment: Adjusts pump operation according to changing flow and pressure requirements.
Industrial Fans: Regulates ventilation and air-handling motor speed.
Processing Machinery: Supports motor control in mixers, feeders, and manufacturing equipment.
Automated Production Systems: Integrates drive operation with PLC-based control networks.

Advantages

1. Embedded EtherNet/IP Connectivity

The integrated EtherNet/IP interface supports communication with compatible Allen-Bradley PLCs and other industrial automation devices, enabling coordinated motor control and remote monitoring.

2. Flexible Motor-Duty Selection

The drive provides 22 A normal-duty and 17 A heavy-duty output ratings. This dual-rating capability allows engineers to select an operating mode according to motor load and application requirements.

3. Integrated Dynamic Braking Transistor

The built-in braking transistor supports controlled motor deceleration when used with a compatible external braking resistor. It is particularly useful in applications involving frequent stopping or rapid speed changes.

4. EMC Filtering Configuration

The integrated EMC filter helps address electromagnetic interference requirements in compatible installations. The common-mode capacitor jumper is installed in this configuration, which should be considered when evaluating the grounding arrangement.

5. Forced-Air Cooling

The forced-air cooling system helps remove heat generated during operation. Maintaining suitable cabinet ventilation and unobstructed airflow is important for long-term operating reliability.

6. Flexible Automation Integration

The PowerFlex 755 platform supports configurable motor-control functions and industrial communication, making it suitable for integration into different machine-control architectures.

Technical FAQs

Q1: What is the rated output current of the 20G11NE022JA0NNNNN?

The drive has a 22 A continuous output-current rating for normal-duty operation and a 17 A rating for heavy-duty operation. Select the appropriate rating according to the motor's rated current and application load.

Q2: What input voltage does this model require?

This model belongs to the 600 VAC three-phase voltage class. The actual incoming supply must comply with the drive's nameplate and installation requirements.

Q3: What motor power ratings does this drive support?

The listed motor ratings are 20 HP for normal-duty operation and 15 HP for heavy-duty operation. The correct selection depends on the application's torque and overload requirements.

Q4: Does this drive support EtherNet/IP communication?

Yes. Embedded EtherNet/IP allows the drive to exchange control commands, speed references, and operating information with compatible PLCs and other supported devices.

Q5: Does the drive include a dynamic braking transistor?

Yes. It includes an integrated dynamic braking transistor. An external braking resistor is required when dynamic braking is used, and the resistor must meet the manufacturer's electrical and thermal requirements.

Q6: What is the function of the common-mode capacitor jumper?

The jumper affects the drive's common-mode electrical connection to ground. Its installed configuration should be evaluated against the grounding method and power distribution arrangement used in the installation.

Q7: Can this PowerFlex 755 drive work with ControlLogix and CompactLogix controllers?

Yes. Compatible ControlLogix and CompactLogix controllers can communicate with the drive through EtherNet/IP. Correct network addressing, controller programming, and drive parameter configuration are required.

Q8: What may cause an overvoltage fault during motor deceleration?

An overvoltage fault may occur when regenerative energy from the motor raises the DC bus voltage beyond its allowable limit. Review the deceleration time and braking requirements, and check whether a correctly rated braking resistor is needed.

Q9: What should be checked if the drive overheats?

Inspect the cooling fan, cabinet ventilation, ambient temperature, airflow clearance, and cooling surfaces for dust accumulation. Also verify that the motor load is within the applicable drive rating.

Q10: What should be checked before replacing 20G11NE022AA0NNNNN with this model?

The JA0 version has the common-mode capacitor jumper installed, while the earlier AA0 version has it removed. Although the two models share the same output-current and motor-duty ratings, grounding and power-system compatibility must be reviewed before replacement.

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