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The 20G1ANE289AA0NNNNN is a high-power industrial AC variable frequency drive belonging to the PowerFlex 755 series. It is designed for large three-phase motor applications where high current capacity, adjustable motor speed, controlled acceleration, and integration with an industrial automation system are required.
This model is rated for 600 VAC, three-phase operation and has a continuous output current rating of 289 A. Its normal-duty rating is 300 HP, while its heavy-duty rating is 250 HP. It uses the large Frame 7 mechanical platform and forced-air cooling.
One of the defining characteristics of this exact model is its internal dynamic-braking transistor. The catalog number also identifies an EMC-filtered configuration with the common-mode capacitor jumper removed.
The drive uses AC input with precharge and does not provide external DC terminals in this configuration. It also includes embedded EtherNet/IP and is supplied in a blank configuration without a HIM.
These characteristics make the drive suitable for large pumps, fans, blowers, conveyors, mixers, material-handling machinery, process equipment, and other large industrial motor-driven systems.
| Item | Specification |
|---|---|
| Brand | Allen-Bradley |
| Product Family | PowerFlex |
| Product Series | PowerFlex 755 |
| Product Type | AC Variable Frequency Drive |
| Drive Classification | High-Power Industrial AC Drive |
| Voltage Class | 600 VAC |
| Phase | Three Phase |
| Frame Size | Frame 7 |
| Cooling | Forced Air / Air Cooled |
| Enclosure | Open Type |
| Network | Embedded EtherNet/IP |
| Input | AC Input with Precharge |
| External DC Terminals | No |
| Dynamic Braking | Internal Dynamic-Braking Transistor |
| EMC Filter | Included |
| CM Jumper | Removed |
| HIM | Blank / No HIM |
| Normal-Duty Rating | 300 HP |
| Heavy-Duty Rating | 250 HP |
The PowerFlex 755 series is intended for industrial applications where a basic compact drive is not sufficient.
The 20G1ANE289AA0NNNNN occupies a high-current position within the 600 VAC PowerFlex 755 range and is intended for large motors and substantial mechanical loads.
The complete catalog number is:
The complete catalog number is important because other PowerFlex 755 drives can have the same voltage and similar current ratings while using different braking or common-mode configurations.
| Parameter | Specification |
|---|---|
| Model Number | 20G1ANE289AA0NNNNN |
| Product Series | PowerFlex 755 |
| Voltage Class | 600 VAC |
| Phase | Three Phase |
| Continuous Output Current | 289 A |
| Normal-Duty Rating | 300 HP |
| Heavy-Duty Rating | 250 HP |
| Normal-Duty Power Class | Approximately 224 kW |
| Heavy-Duty Power Class | Approximately 187 kW |
| Frame | 7 |
| Cooling | Forced Air |
| Input | AC Input with Precharge |
| External DC Terminals | None |
| Dynamic Braking | Internal DB Transistor |
| EMC Filter | Included |
| CM Jumper | Removed |
| Network | Embedded EtherNet/IP |
| HIM | Blank / No HIM |
| Enclosure | Open Type |
| Protection Class | IP20/IP00 class |
| Approximate Height | 881.5 mm |
| Approximate Width | 430.0 mm |
| Approximate Depth | 349.6 mm |
| Approximate Weight | 72.6–108.9 kg |
The Frame 7 mechanical dimensions are approximately 881.5 × 430.0 × 349.6 mm.
The weight is approximately 72.6–108.9 kg, with the final weight depending on the exact mechanical configuration, hardware, and installed accessories.
The 289 A output-current rating is the most important electrical characteristic of this drive.
| Electrical Parameter | Specification |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Input Voltage Class | 600 VAC |
| Input Phase | Three Phase |
| Continuous Output Current | 289 A |
| 1-Minute Current | Approximately 318 A |
| 3-Second Current | Approximately 434 A |
| Normal-Duty Horsepower | 300 HP |
| Heavy-Duty Horsepower | 250 HP |
| Normal-Duty Power | Approximately 224 kW |
| Heavy-Duty Power | Approximately 187 kW |
| Frame | 7 |
| Cooling | Forced Air |
| Input Type | AC with Precharge |
| External DC Terminals | No |
| Dynamic Braking | Internal DB Transistor |
| EMC Filtering | Included |
| CM Jumper | Removed |
| Network | Embedded EtherNet/IP |
The drive is intended for substantial industrial motors.
At 289 A, it provides significantly more current capacity than the 192 A and 242 A versions in the same 600 VAC family.
For final motor selection, the motor nameplate current should be checked rather than relying exclusively on horsepower.
The drive provides two major application ratings.
| Duty Classification | Rating |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Normal Duty | 300 HP |
| Heavy Duty | 250 HP |
| Normal-Duty Power | Approx. 224 kW |
| Heavy-Duty Power | Approx. 187 kW |
| Continuous Current Class | 289 A |
| Frame | 7 |
The 300 HP normal-duty rating is suitable for large applications such as pumps, fans, blowers, and other machinery where the motor operates under relatively predictable load conditions.
The 250 HP heavy-duty rating is intended for applications where the motor experiences greater load stress or more demanding acceleration and operating conditions.
The appropriate rating should be selected according to the actual application duty cycle.
The AA configuration of this model includes an internal dynamic-braking transistor.
This is one of the most important differences between 20G1ANE289AA0NNNNN and related AN configurations.
| Braking Parameter | Specification |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Internal Dynamic-Braking Transistor | Yes |
| Dynamic-Braking Hardware | Integrated |
| Braking Application | High-Inertia Loads |
| Regenerative Energy Handling | Supports applicable braking arrangements |
| External Braking Resistor | Application dependent |
| Suitable Applications | Conveyors, high-inertia machinery, rapid deceleration systems |
Dynamic braking becomes important when a motor must decelerate quickly or when the mechanical load can drive the motor during deceleration.
During deceleration, a motor can temporarily return energy to the drive’s DC bus.
The dynamic-braking system provides a way to manage this energy through the appropriate braking arrangement.
This makes the AA configuration particularly useful for applications where controlled braking is more demanding than a simple pump or fan application.
The model includes EMC filtering.
| EMC Parameter | Specification |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| EMC Filter | Included |
| Filtering | Filtered |
| CM Jumper | Removed |
| Voltage Class | 600 VAC |
| Frame | 7 |
| Primary Purpose | Electrical-noise management |
The EMC-filtered configuration can be useful in industrial installations containing multiple drives, instrumentation systems, PLCs, communication equipment, and sensitive electronic controls.
Correct grounding and cable installation remain important.
The filter should be considered as one part of the overall EMC strategy rather than a substitute for proper installation practices.
The model uses the common-mode capacitor jumper removed configuration.
| Configuration Item | Specification |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| CM Jumper | Removed |
| EMC Filter | Included |
| Voltage | 600 VAC |
| Frame | 7 |
| Application | Industrial Motor Control |
This configuration can be relevant to the grounding arrangement and common-mode electrical characteristics of the installation.
When installing or replacing the drive, the complete catalog number should be retained because a similar drive with the jumper installed is not necessarily an electrically identical replacement.
The drive includes embedded EtherNet/IP communication.
| Communication Parameter | Specification |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Network | Embedded EtherNet/IP |
| Communication Type | Industrial Ethernet |
| Control Integration | PLC / Automation System |
| Typical Data | Speed, current, status, alarms, faults |
| Monitoring | Network-Based |
| Application | Connected Industrial Motor Control |
This capability allows the drive to participate in a larger control architecture.
A PLC or other industrial controller can communicate with the drive for operating commands, speed control, status monitoring, and fault information.
For large production lines, this can make centralized motor monitoring considerably easier.
The drive uses the large Frame 7 mechanical platform.
| Mechanical Parameter | Approximate Value |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Frame | 7 |
| Height | 881.5 mm |
| Width | 430.0 mm |
| Depth | 349.6 mm |
| Weight | 72.6–108.9 kg |
| Cooling | Forced Air |
| Enclosure | Open Type |
| Installation | Industrial Cabinet |
| Application Class | Large Motor Control |
The physical size and weight should be considered before installation.
A suitable cabinet needs enough room for the drive, power cables, control wiring, cooling airflow, maintenance access, and installation hardware.
The drive should not be installed in a cabinet that only matches the outside dimensions with no additional service space.
The Allen-Bradley 20G1ANE289AA0NNNNN PowerFlex 755 AC Drive is a high-current variable frequency drive designed for large industrial motor-control applications.
With a 600 VAC three-phase rating and 289 A continuous output capability, it belongs to the large-drive category.
The drive is designed for applications where motor speed needs to be controlled rather than simply switching a motor on and off.
This provides greater flexibility in industrial systems where process requirements vary throughout the operating cycle.
The 300 HP normal-duty rating makes the drive suitable for very large pump, fan, blower, conveyor, and process-machine applications.
Its 250 HP heavy-duty rating provides a separate operating class for applications with more demanding load conditions.
The integrated dynamic-braking transistor is one of the most significant features of this exact configuration.
It provides additional flexibility for applications where the motor must decelerate quickly or where the mechanical load can return energy to the drive during deceleration.
The embedded EtherNet/IP interface also allows the drive to become part of a connected automation system.
Large industrial pumps can benefit from variable-speed control.
A pump does not necessarily need to operate at full speed continuously.
Process requirements may change according to pressure, flow, tank level, production rate, or other conditions.
The drive can adjust motor speed according to the process requirement.
Typical applications include:
The controlled acceleration and deceleration functions can also provide smoother mechanical operation.
For large pump systems, proper acceleration and deceleration can help reduce sudden hydraulic and mechanical changes.
Large fans and blowers can require motors in the hundreds of horsepower range.
The 300 HP normal-duty rating makes this drive appropriate for substantial airflow systems.
Typical applications include:
Variable-speed control allows the fan speed to be adjusted to match airflow requirements.
This can provide greater flexibility than operating the motor continuously at full speed.
The 20G1ANE289AA0NNNNN is particularly interesting for large conveyor systems because it includes an internal dynamic-braking transistor.
Large conveyors can contain considerable mechanical inertia.
When a heavily loaded conveyor is stopped, the rotating system can return energy toward the drive.
The dynamic-braking configuration provides a way to manage braking energy when the application is designed for it.
Typical applications include:
The exact braking resistor and braking requirements must be selected according to the actual mechanical load.
Large material-handling equipment can require both high motor capacity and controlled braking.
The 289 A drive provides substantial current capacity while the internal dynamic-braking transistor adds flexibility for deceleration requirements.
Potential applications include:
The application should be evaluated carefully if it involves vertical loads or other overhauling conditions.
Large mixers can have significant starting torque requirements.
The load may change depending on the material being mixed, fill level, viscosity, and production stage.
Variable-frequency control allows the motor to operate at different speeds.
Typical applications include:
The motor current and overload requirements should be checked carefully for high-torque mixing applications.
The drive can be used for a wide range of large process machinery.
Typical applications include:
The embedded network capability can allow the drive to exchange information with the process-control system.
This is useful when motor speed needs to change according to production conditions.
Large compressors and other rotating machines can require substantial motor current.
The drive’s 289 A capacity provides a high-power platform for applications where the motor needs controlled speed.
However, compressor applications require careful consideration of the compressor manufacturer’s motor requirements, load characteristics, acceleration time, and operating range.
The drive should therefore be selected based on the complete application rather than horsepower alone.
The 289 A current rating gives the drive substantial motor-control capability.
It is suitable for large motors where smaller PowerFlex drives would not have enough current capacity.
The 300 HP normal-duty rating places the drive in the high-power industrial category.
It is suitable for large pumps, fans, blowers, conveyors, and process machinery.
The 250 HP heavy-duty rating provides a separate operating class for applications with higher load demands.
This is particularly useful for machinery with demanding acceleration or variable process loads.
The internal dynamic-braking transistor is a major advantage of the AA configuration.
It provides additional flexibility when the mechanical system produces regenerative energy during deceleration.
The integrated communication capability allows the drive to communicate with an industrial automation system.
This can simplify centralized control and diagnostics.
The filtered configuration supports electrical-noise management in industrial installations.
The Frame 7 platform is designed for high-current applications and provides the physical capacity needed for this level of motor control.
Forced-air cooling provides an effective thermal-management approach for a high-power industrial drive.
Proper cabinet airflow remains essential.
The drive belongs to the Frame 7 class and therefore requires significant installation space.
| Mechanical Specification | Approximate Value |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Height | 881.5 mm |
| Width | 430.0 mm |
| Depth | 349.6 mm |
| Approximate Weight | 72.6–108.9 kg |
| Frame | 7 |
| Cooling | Forced Air |
| Enclosure | Open Type |
| Installation | Industrial Cabinet |
The weight range is approximate.
Actual equipment weight can vary according to the exact configuration and accessories.
The cabinet should include additional clearance beyond the physical dimensions shown above.
The following models are closely related 600 VAC PowerFlex 755 drives and provide useful comparison points.
| Model | Voltage | Current | Normal Duty | Heavy Duty | Frame | Dynamic Braking | Dimensions | Weight |
|---|---|---|---|---|---|---|---|---|
| 20G1ANE144AA0NNNNN | 600 VAC | 144 A | 150 HP | 125 HP | 6 | Internal DB | Approx. 665.5 × 308 × 346.4 mm | Approx. 38.6 kg |
| 20G1ANE192AA0NNNNN | 600 VAC | 192 A | 200 HP | 150 HP | 7 | Internal DB | Approx. 881.5 × 430 × 349.6 mm | Approx. 72.6–108.9 kg |
| 20G1ANE242AA0NNNNN | 600 VAC | 242 A | 250 HP | 200 HP | 7 | Internal DB | Approx. 881.5 × 430 × 349.6 mm | Approx. 72.6–108.9 kg |
| 20G1ANE289AA0NNNNN | 600 VAC | 289 A | 300 HP | 250 HP | 7 | Internal DB | Approx. 881.5 × 430 × 349.6 mm | Approx. 72.6–108.9 kg |
| 20G1ANE289AN0NNNNN | 600 VAC | 289 A | 300 HP | 250 HP | 7 | None | Approx. 881.5 × 430 × 349.6 mm | Approx. 72.6–108.9 kg |
These models are useful for selecting the appropriate current rating and braking configuration.
The 289 A AA and AN versions are especially close because they have the same basic electrical capacity but different dynamic-braking configurations.
The 289 A PowerFlex 755 family includes several configuration combinations.
| Model | Voltage | Current | Normal Duty | Heavy Duty | Frame | Dynamic Braking | CM Jumper | EMC Filter |
|---|---|---|---|---|---|---|---|---|
| 20G1ANE289AA0NNNNN | 600 VAC | 289 A | 300 HP | 250 HP | 7 | DB Transistor | Removed | Filtered |
| 20G1ANE289AN0NNNNN | 600 VAC | 289 A | 300 HP | 250 HP | 7 | None | Removed | Filtered |
| 20G1ANE289JA0NNNNN | 600 VAC | 289 A | 300 HP | 250 HP | 7 | DB Transistor | Installed | Filtered |
| 20G1ANE289JN0NNNNN | 600 VAC | 289 A | 300 HP | 250 HP | 7 | None | Installed | Filtered |
| 20G1ANE242AA0NNNNN | 600 VAC | 242 A | 250 HP | 200 HP | 7 | DB Transistor | Removed | Filtered |
This comparison shows how the catalog number distinguishes different configurations.
The most important distinction for the requested model is the presence of the internal dynamic-braking transistor.
| Parameter | 192 A | 242 A | 289 A |
|---|---|---|---|
| Model | 20G1ANE192AA0NNNNN | 20G1ANE242AA0NNNNN | 20G1ANE289AA0NNNNN |
| Voltage | 600 VAC | 600 VAC | 600 VAC |
| Current | 192 A | 242 A | 289 A |
| Normal Duty | 200 HP | 250 HP | 300 HP |
| Heavy Duty | 150 HP | 200 HP | 250 HP |
| Frame | 7 | 7 | 7 |
| Dynamic Braking | Internal DB | Internal DB | Internal DB |
| EMC Filter | Included | Included | Included |
| CM Jumper | Removed | Removed | Removed |
| Cooling | Forced Air | Forced Air | Forced Air |
| Approx. Dimensions | 881.5 × 430 × 349.6 mm | 881.5 × 430 × 349.6 mm | 881.5 × 430 × 349.6 mm |
| Approx. Weight | 72.6–108.9 kg | 72.6–108.9 kg | 72.6–108.9 kg |
These three models form a useful progression for large 600 VAC motor applications.
The 289 A model provides the highest current capacity of the three and supports the 300 HP normal-duty class.
The following models provide a broader comparison across different product sizes.
| Model | Series | Voltage Class | Current | Motor Rating | Dimensions | Weight |
|---|---|---|---|---|---|---|
| 25B-D017N104 | PowerFlex 525 | 380–480 VAC | 17 A | Approx. 10 HP | Approx. 130 × 260 × 212 mm | Approx. 3.0 kg |
| 25B-D024N114 | PowerFlex 525 | 380–480 VAC | 24 A | Approx. 15 HP | Approx. 130 × 260 × 212 mm | Approx. 3.2 kg |
| 20F11ND034JA0NNNNN | PowerFlex 753 | 480 VAC class | 34 A | Approx. 25 HP class | Approx. 350 × 170 × 200 mm | Approx. 10 kg |
| 20G1AND302JN0NNNNN | PowerFlex 755 | 480 VAC | 302 A | 250 HP ND / 200 HP HD | Approx. 842 × 410 × 346.4 mm | Approx. 79 kg |
| 20G1AND477AN0NNNNN | PowerFlex 755 | 480 VAC | 477 A | 400 HP ND / 300 HP HD | Approx. 881.5 × 430 × 349.6 mm | Approx. 68 kg |
These models represent different application sizes.
The PowerFlex 525 models are compact drives for smaller machinery.
The PowerFlex 753 provides a larger industrial-drive platform.
The PowerFlex 755 models are intended for more demanding and larger motor applications.
For large pumps, variable-speed operation provides an important level of process flexibility.
A pump may need to deliver different flow rates at different times.
Instead of controlling the process entirely through mechanical throttling, the motor speed can be adjusted through the drive.
The 300 HP normal-duty capacity allows this model to be used with large pump motors.
The controlled acceleration function can also reduce sudden mechanical and hydraulic changes during starting.
For pump systems that do not require rapid regeneration, the internal dynamic-braking capability may not be heavily used, but it remains available as part of the drive configuration.
Fans and blowers can experience changing airflow requirements.
Variable-speed operation provides a direct method for adjusting airflow by changing motor speed.
The 289 A capacity allows the drive to control large industrial fans and blowers.
Typical installations include large ventilation systems, exhaust equipment, dust collection systems, furnace equipment, and industrial cooling systems.
The internal dynamic-braking transistor gives this model additional usefulness in conveyor applications.
A large conveyor can have considerable stored kinetic energy.
When the conveyor is commanded to stop, this energy can flow back toward the drive.
The dynamic-braking arrangement can help manage this energy when used with the appropriate braking components.
The result is a drive configuration that is well suited to applications where controlled deceleration is important.
High-inertia equipment is one of the application areas where dynamic braking becomes particularly important.
Examples include:
The internal braking transistor gives the drive greater flexibility for these applications than a similar configuration without the transistor.
The exact braking resistor and deceleration parameters still need to be selected according to the actual machine.
High-power drives generate substantial heat.
The 20G1ANE289AA0NNNNN uses forced-air cooling.
| Thermal Parameter | Specification |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Cooling Method | Forced Air |
| Frame | 7 |
| Installation | Industrial Cabinet |
| Airflow | Must remain unobstructed |
| Cabinet Ventilation | Required |
| Fan Maintenance | Periodic inspection |
| Operating Environment | Must remain within applicable specifications |
Cabinet ventilation should be designed around the total heat generated by all electrical equipment in the enclosure.
Airflow paths should not be blocked by cables, filters, or nearby equipment.
Motor selection should be based on actual nameplate data.
| Motor Selection Parameter | Requirement |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Motor Voltage | Compatible with drive output |
| Motor Current | Must match drive capability |
| Normal-Duty Motor Rating | Up to approximately 300 HP class |
| Heavy-Duty Motor Rating | Up to approximately 250 HP class |
| Motor Frequency | Configure correctly |
| Acceleration | Evaluate carefully |
| Deceleration | Evaluate carefully |
| Motor Inertia | Important for braking |
| Motor Cable | Properly selected |
| Grounding | Properly installed |
The motor nameplate current is particularly important.
A motor with the same horsepower as another motor can still have a different current requirement.
A Frame 7 drive requires substantial cabinet space.
| Cabinet Parameter | Approximate Value |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Height | 881.5 mm |
| Width | 430.0 mm |
| Depth | 349.6 mm |
| Weight | 72.6–108.9 kg |
| Frame | 7 |
| Cooling | Forced Air |
| Enclosure | Open Type |
| Cabinet Ventilation | Required |
| Service Clearance | Required |
| Cable Space | Required |
The cabinet should provide additional space around the drive.
Power cables require adequate bending radius.
Control cables should be routed appropriately.
The ventilation path should remain unobstructed.
The drive’s weight should also be considered when selecting the cabinet mounting structure.
A high-power drive should be included in a preventive-maintenance program.
Important maintenance areas include cooling fans, airflow, electrical connections, grounding, motor cables, network connections, and fault history.
| Maintenance Area | Recommended Attention |
|---|---|
| Model | 20G1ANE289AA0NNNNN |
| Cooling Fans | Inspect periodically |
| Airflow | Keep unobstructed |
| Power Connections | Inspect |
| Grounding | Inspect |
| Motor Cable | Inspect |
| Cabinet | Keep clean |
| Network | Check communication |
| Fault History | Review recurring faults |
| Dynamic Braking | Inspect associated braking components |
| Motor | Check mechanical condition |
| Thermal Environment | Monitor |
The dynamic-braking system should receive particular attention in applications where frequent deceleration occurs.
Troubleshooting should begin by determining whether the problem originates from the electrical supply, drive, motor, mechanical system, or control network.
Typical areas include:
If the drive repeatedly enters an overload condition, the motor and mechanical load should be examined.
If the drive trips during deceleration, the braking system and deceleration settings should be investigated.
If communication is unstable, both the physical network and drive communication configuration should be checked.
The exact catalog number 20G1ANE289AA0NNNNN should be preserved in purchasing, maintenance, and replacement documentation.
The following models can look very similar at first glance:
| Model | Dynamic Braking | CM Jumper |
|---|---|---|
| 20G1ANE289AA0NNNNN | Internal DB Transistor | Removed |
| 20G1ANE289AN0NNNNN | None | Removed |
| 20G1ANE289JA0NNNNN | Internal DB Transistor | Installed |
| 20G1ANE289JN0NNNNN | None | Installed |
Although these drives share the same 289 A electrical rating, they are not identical configurations.
The difference can matter significantly in replacement work.
| Model | Voltage | Current | Normal Duty | Heavy Duty | Frame | Dynamic Braking | Dimensions | Weight |
|---|---|---|---|---|---|---|---|---|
| 20G1ANE144AA0NNNNN | 600 VAC | 144 A | 150 HP | 125 HP | 6 | Internal DB | 665.5 × 308 × 346.4 mm | Approx. 38.6 kg |
| 20G1ANE192AA0NNNNN | 600 VAC | 192 A | 200 HP | 150 HP | 7 | Internal DB | 881.5 × 430 × 349.6 mm | Approx. 72.6–108.9 kg |
| 20G1ANE242AA0NNNNN | 600 VAC | 242 A | 250 HP | 200 HP | 7 | Internal DB | 881.5 × 430 × 349.6 mm | Approx. 72.6–108.9 kg |
| 20G1ANE289AA0NNNNN | 600 VAC | 289 A | 300 HP | 250 HP | 7 | Internal DB | 881.5 × 430 × 349.6 mm | Approx. 72.6–108.9 kg |
| 20G1ANE289AN0NNNNN | 600 VAC | 289 A | 300 HP | 250 HP | 7 | None | 881.5 × 430 × 349.6 mm | Approx. 72.6–108.9 kg |
This group provides a practical progression from 144 A to 289 A.
The 289 A models provide the highest current capacity in this particular Frame 7 group.
| Model | Series | Voltage | Current | Motor Rating | Dimensions | Weight |
|---|---|---|---|---|---|---|
| 25B-D017N104 | PowerFlex 525 | 380–480 VAC | 17 A | Approx. 10 HP | 130 × 260 × 212 mm | 3.0 kg |
| 25B-D024N114 | PowerFlex 525 | 380–480 VAC | 24 A | Approx. 15 HP | 130 × 260 × 212 mm | 3.2 kg |
| 20F11ND034JA0NNNNN | PowerFlex 753 | 480 VAC class | 34 A | Approx. 25 HP class | Approx. 350 × 170 × 200 mm | Approx. 10 kg |
| 20G1AND302JN0NNNNN | PowerFlex 755 | 480 VAC | 302 A | 250 HP ND / 200 HP HD | Approx. 842 × 410 × 346.4 mm | Approx. 79 kg |
| 20G1AND477AN0NNNNN | PowerFlex 755 | 480 VAC | 477 A | 400 HP ND / 300 HP HD | Approx. 881.5 × 430 × 349.6 mm | Approx. 68 kg |
These five models cover a broad range of industrial motor-control applications.
The smaller PowerFlex 525 models are intended for substantially smaller motors.
The PowerFlex 753 provides a larger industrial platform.
The PowerFlex 755 models are intended for high-power applications where motor capacity, control flexibility, and industrial integration are important.
Before installing or replacing the drive, the following parameters should be checked.
| Selection Item | Requirement |
|---|---|
| Brand | Allen-Bradley |
| Series | PowerFlex 755 |
| Model | 20G1ANE289AA0NNNNN |
| Voltage | 600 VAC |
| Phase | Three Phase |
| Output Current | 289 A |
| Normal Duty | 300 HP |
| Heavy Duty | 250 HP |
| Frame | 7 |
| Cooling | Forced Air |
| Input | AC with Precharge |
| External DC Terminals | None |
| Dynamic Braking | Internal DB Transistor |
| EMC Filter | Included |
| CM Jumper | Removed |
| Network | Embedded EtherNet/IP |
| HIM | Blank / No HIM |
| Enclosure | Open Type |
| Approx. Dimensions | 881.5 × 430 × 349.6 mm |
| Approx. Weight | 72.6–108.9 kg |
| Motor Current | Verify |
| Cabinet Space | Verify |
| Cooling | Verify |
| Braking Requirement | Verify |
The major advantages of the 20G1ANE289AA0NNNNN can be summarized as follows.
The 289 A continuous output rating provides substantial capacity for large industrial motors.
The drive can support very large normal-duty motor applications.
The heavy-duty rating provides a lower horsepower class for more demanding operating conditions.
The integrated braking transistor makes this configuration particularly useful for applications with substantial deceleration requirements.
The drive can be integrated into a connected industrial automation system.
The integrated filter supports electrical-noise management.
The large mechanical platform is designed for high-current industrial applications.
The cooling architecture is appropriate for large industrial drive installations.
The drive can be used for pumps, fans, conveyors, blowers, mixers, process machinery, and material-handling systems.
The internal braking transistor provides additional flexibility for high-inertia and rapid-deceleration applications.
| Category | Specification |
|---|---|
| Brand | Allen-Bradley |
| Product Family | PowerFlex |
| Product Series | PowerFlex 755 |
| Model | 20G1ANE289AA0NNNNN |
| Product Type | AC Variable Frequency Drive |
| Voltage | 600 VAC |
| Phase | Three Phase |
| Output Current | 289 A |
| 1-Minute Current | Approx. 318 A |
| 3-Second Current | Approx. 434 A |
| Normal-Duty Rating | 300 HP |
| Heavy-Duty Rating | 250 HP |
| Normal-Duty Power | Approx. 224 kW |
| Heavy-Duty Power | Approx. 187 kW |
| Frame | 7 |
| Cooling | Forced Air |
| Input | AC Input with Precharge |
| External DC Terminals | None |
| Dynamic Braking | Internal DB Transistor |
| EMC Filter | Included |
| CM Jumper | Removed |
| Network | Embedded EtherNet/IP |
| HIM | Blank / No HIM |
| Enclosure | Open Type |
| Protection | IP20/IP00 class |
| Height | Approx. 881.5 mm |
| Width | Approx. 430.0 mm |
| Depth | Approx. 349.6 mm |
| Weight | Approx. 72.6–108.9 kg |
| Main Applications | Pumps, fans, blowers, conveyors, mixers, process machinery, material handling |
The Allen-Bradley 20G1ANE289AA0NNNNN PowerFlex 755 AC Drive is a high-capacity industrial variable frequency drive designed for large three-phase motor applications.
Its 600 VAC voltage class and 289 A continuous output rating place it in the high-power section of the PowerFlex 755 family.
The drive provides a 300 HP normal-duty rating and a 250 HP heavy-duty rating, making it suitable for substantial industrial motors and machinery.
The Frame 7 construction provides the mechanical platform required for this level of electrical capacity.
The approximate physical dimensions are 881.5 mm high, 430.0 mm wide, and 349.6 mm deep, with an approximate weight of 72.6–108.9 kg.
Because of its size and weight, installation should be planned carefully.
A suitable cabinet must provide adequate mounting strength, ventilation, cable space, and maintenance access.
The forced-air cooling system is designed to remove heat generated during operation.
Good airflow management is therefore an important part of the overall installation.
One of the most valuable features of this exact model is the internal dynamic-braking transistor.
This makes the drive particularly useful for applications in which the motor or mechanical load produces significant regenerative energy during deceleration.
Large conveyors, high-inertia fans, blowers, rotating machinery, and other heavy mechanical systems can benefit from this configuration when the appropriate braking arrangement is provided.
The drive also includes an EMC filter and uses the CM-jumper-removed configuration.
These details are important because they distinguish this model from other 289 A PowerFlex 755 configurations.
The embedded EtherNet/IP capability allows the drive to become part of a larger industrial automation architecture.
This means that the drive can exchange operating commands and information with a control system rather than operating as an isolated motor controller.
For large pumps, the drive can provide adjustable motor speed according to changing process requirements.
For large fans and blowers, it can provide variable airflow control.
For conveyors and material-handling systems, it can provide controlled acceleration and deceleration, with the internal dynamic-braking transistor providing additional braking capability.
For mixers and process machinery, adjustable motor speed can provide greater flexibility during different stages of production.
For large rotating equipment, the high current rating provides sufficient capacity for substantial motors when the motor nameplate requirements fall within the drive’s ratings.
The 300 HP normal-duty and 250 HP heavy-duty ratings should be considered together with the actual motor current.
Horsepower is an important selection parameter, but motor nameplate current, duty cycle, acceleration requirements, mechanical inertia, ambient temperature, cable installation, and braking requirements are equally important.
The complete catalog number 20G1ANE289AA0NNNNN should always be retained when purchasing or replacing the drive.
The difference between the AA and AN configurations, for example, is significant because the AA version includes an internal dynamic-braking transistor while the AN version does not.
Similarly, the J and A configurations identify different common-mode capacitor jumper arrangements.
Therefore, replacing the drive based only on voltage, horsepower, or current can result in a configuration mismatch.
Overall, the 20G1ANE289AA0NNNNN is a large-frame industrial AC drive designed for demanding motor-control applications.
Its combination of 289 A output capacity, 600 VAC operation, 300 HP normal-duty capability, 250 HP heavy-duty capability, Frame 7 construction, forced-air cooling, internal dynamic-braking transistor, EMC filtering, removed CM jumper, and embedded EtherNet/IP makes it well suited to large industrial motor systems.
It is particularly appropriate for applications where high motor capacity, controlled speed, industrial network integration, and dependable deceleration control are all important considerations.