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Allen-Bradley 20G1AJE460AN0NNNNN PowerFlex 755 AC Drive

1. Product Overview

The Allen-Bradley 20G1AJE460AN0NNNNN is a high-power PowerFlex 755 AC Drive designed for demanding industrial motor-control applications. It belongs to the PowerFlex 755 family and is configured as an air-cooled, three-phase, 600 VAC drive with a 460 A output rating.

This model is a Frame 8 PowerFlex 755 drive in an 800 mm deep MCC-style configuration with Type 12 / IP54 enclosure protection. It is intended for installations where the drive must operate in a substantial industrial electrical environment while providing precise and reliable control of large AC motors.

The drive supports three principal duty classifications:

• 500 HP Light Duty
• 500 HP Normal Duty
• 400 HP Heavy Duty

The catalog configuration includes embedded EtherNet/IP, AC input with precharge, no external DC terminals, integrated filtering, and a removed common-mode capacitor jumper configuration. The unit is air cooled and does not include dynamic braking in this particular catalog configuration.

The model is particularly appropriate for large pumps, fans, compressors, conveyors, material-handling systems, process machinery, mixers, crushers, large machine tools, and other applications requiring high motor power and adjustable-speed operation.

The 20G1AJE460AN0NNNNN has been discontinued, and the corresponding direct replacement is 20G1AJE460JN0NNNNN. For new projects, the replacement catalog number should normally be considered first, while the AN0 version remains relevant for existing installations, maintenance, retrofit work, spare-parts planning, and replacement of installed equipment.

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2. Brand and Product Series

Item	Description
Brand	Allen-Bradley
Product Family	PowerFlex
Product Series	PowerFlex 755
Product Type	AC Variable Frequency Drive
Catalog Number	20G1AJE460AN0NNNNN
Drive Configuration	Packaged / MCC-style AC drive
Cooling	Forced-air cooled
Frame	Frame 8
Voltage Class	600 VAC
Phase	Three-phase
Rated Current	460 A
Maximum Listed Light-Duty Rating	500 HP
Maximum Listed Normal-Duty Rating	500 HP
Maximum Listed Heavy-Duty Rating	400 HP
Enclosure	Type 12 / IP54
Network	Embedded EtherNet/IP
Input Configuration	AC input with precharge, no DC terminals
Filtering	Filtered
CM Capacitor Configuration	CM jumper removed
Dynamic Braking	None
HIM	Blank / no HIM
Status	Discontinued
Direct Replacement	20G1AJE460JN0NNNNN

The PowerFlex 755 series is positioned for higher-performance industrial drive applications where motor speed regulation, torque control, network integration, feedback capability, and system-level control are important.

The 20G1AJE460AN0NNNNN represents one of the high-current Frame 8 configurations within the 600 VAC PowerFlex 755 range.

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3. Detailed Technical Parameters

Parameter	Specification
Product Type	AC Variable Frequency Drive
Brand	Allen-Bradley
Series	PowerFlex 755
Catalog Number	20G1AJE460AN0NNNNN
Input Voltage Class	600 VAC
Input Phase	3 Phase
Output Current	460 A
Light-Duty Horsepower	500 HP
Normal-Duty Horsepower	500 HP
Heavy-Duty Horsepower	400 HP
Light-Duty Continuous Current	510 A
Light-Duty 1-Minute Current	561 A
Normal-Duty Continuous Current	460 A
Normal-Duty 1-Minute Current	506 A
Normal-Duty 3-Second Current	711 A
Heavy-Duty Continuous Current	395 A
Heavy-Duty 1-Minute Current	593 A
Heavy-Duty 3-Second Current	711 A
Frame Size	Frame 8
Cooling Method	Forced Air
Enclosure Rating	IP54
NEMA Enclosure	Type 12
MCC Style	Yes
Cabinet Depth	800 mm
Overall Height	Configuration-dependent; refer to the applicable mechanical drawing
Overall Width	Configuration-dependent; refer to the applicable mechanical drawing
Depth	800 mm
Weight	Approximately 79.38 kg reference drive-unit weight; complete packaged assembly weight can differ
Input Type	AC Input with Precharge
DC Terminals	None
Dynamic Braking	None
EMC / Input Filtering	Filtered
Common-Mode Capacitor Jumper	Removed
Network	Embedded EtherNet/IP
Human Interface Module	Blank / No HIM
Motor Application	Large AC motors
Duty Capability	Light Duty / Normal Duty / Heavy Duty
Recommended Application Class	High-power industrial motor control
Product Family	PowerFlex
Product Series	PowerFlex 755

The current ratings above should be interpreted according to the selected duty class rather than simply treating 460 A as the maximum current under every operating condition.

For example, the normal-duty continuous rating is 460 A, while the light-duty continuous rating is higher. Heavy-duty operation uses a lower continuous-current rating because the drive is designed to accommodate more demanding torque and overload conditions.

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4. Duty Rating Details

The duty classification is one of the most important characteristics of the 20G1AJE460AN0NNNNN.

Duty Classification	Continuous Output	1-Minute Overload	3-Second Overload	Motor Rating
Light Duty	510 A	561 A	—	500 HP
Normal Duty	460 A	506 A	711 A	500 HP
Heavy Duty	395 A	593 A	711 A	400 HP

The Light Duty rating is suitable for applications where the motor generally operates at a relatively steady load and does not require frequent high overload torque.

The Normal Duty rating provides the primary 460 A operating class of the model and is appropriate for many continuous industrial processes.

The Heavy Duty rating is intended for applications with higher torque demand, acceleration loads, cyclic loading, or more severe overload requirements. Under this classification, the motor rating is reduced to 400 HP because the drive must maintain greater thermal and current margin for demanding duty cycles.

Correct duty selection is therefore more important than simply matching the horsepower number on the motor nameplate.

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5. Voltage and Power Characteristics

The 20G1AJE460AN0NNNNN is designed for 600 VAC, three-phase industrial power systems.

Its high-current architecture makes it suitable for large motors where a smaller low-voltage drive would not provide sufficient current capacity.

The 600 VAC class also makes this model appropriate for industrial installations where higher-voltage motor systems are preferred to reduce current for a given motor power level.

The drive uses an AC input with precharge and does not provide DC terminals in this catalog configuration.

The precharge arrangement is important in high-power drive systems because it manages the charging process of the DC-link capacitors during startup and helps prevent an uncontrolled initial charging surge.

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6. Frame 8 Construction

The 20G1AJE460AN0NNNNN uses Frame 8 construction.

Frame 8 is associated with high-power PowerFlex 755 installations and requires considerably more attention to mechanical handling, cabinet construction, power-cable routing, ventilation, and service access than smaller frame sizes.

For installation planning, the 800 mm depth is particularly important.

The actual overall cabinet dimensions can vary according to the complete packaged configuration and mechanical arrangement, so the 800 mm value should not be interpreted as the complete height or width of every possible installation.

For procurement and engineering work, the final mechanical drawing should be used for exact mounting-hole locations, clearances, cable-entry positions, lifting requirements, and service access.

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7. Enclosure Protection – IP54 / NEMA Type 12

The 20G1AJE460AN0NNNNN is configured for IP54 / NEMA Type 12 protection.

This is an important advantage compared with open-frame drive configurations because the enclosure provides a significantly more protected installation environment.

The Type 12 configuration is well suited to indoor industrial environments where the equipment may encounter:

• Industrial dust
• Dirt
• Airborne contaminants
• Moisture from normal industrial conditions
• Mechanical-area contamination
• Electrical-room or production-floor environmental exposure

Although IP54 / NEMA Type 12 provides useful environmental protection, it should not be treated as waterproof protection. Installation conditions should still be evaluated carefully, particularly in washdown areas, outdoor locations, corrosive environments, and areas with direct water exposure.

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8. Air-Cooled Design

The drive uses a forced-air cooling system.

At 460 A and up to 500 HP, significant heat is generated by the power semiconductor section, DC-link components, bus structures, switching components, and associated electrical hardware.

The forced-air design provides the airflow required to remove this heat during continuous operation.

For long-term reliability, airflow paths should be kept clean and unobstructed.

The installation should provide sufficient ventilation around the drive and should avoid recirculating hot exhaust air back into the drive intake.

In dusty industrial environments, regular inspection of cooling paths and fans is particularly important.

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9. Embedded EtherNet/IP

One of the most useful features of the 20G1AJE460AN0NNNNN is its embedded EtherNet/IP capability.

This allows the drive to participate directly in an industrial Ethernet control architecture without necessarily requiring a separate external communication module for basic EtherNet/IP integration.

Typical network functions include:

• Drive command control
• Speed reference
• Status monitoring
• Fault monitoring
• Diagnostic information
• Parameter access
• Process data exchange
• Controller-to-drive communications

This makes the drive well suited to modern distributed automation systems.

A high-power drive such as the 20G1AJE460AN0NNNNN can therefore become part of a larger control network containing PLCs, remote I/O, HMIs, safety systems, instrumentation, and supervisory systems.

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10. AC Input with Precharge

The input configuration is AC input with precharge and no DC terminals.

This is a significant configuration detail when designing a replacement or retrofit.

The precharge circuit controls the initial charging of the drive’s internal DC bus.

Because this model does not provide external DC terminals in the catalog configuration, engineers should not assume that it can be integrated into a common DC-bus arrangement in the same manner as a catalog variant specifically equipped for DC-bus connections.

For replacement projects, the complete catalog number should therefore be matched rather than selecting a drive based only on voltage and horsepower.

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11. Filtered Configuration

The catalog configuration includes filtering.

The integrated filtering arrangement helps manage conducted electrical noise associated with the drive system.

This can be beneficial in industrial environments containing sensitive control equipment, communication networks, instrumentation, or other electronic devices.

However, system-level EMC performance depends on the complete installation.

Cable type, cable length, motor grounding, shield termination, cabinet construction, bonding, grounding, and installation layout can all influence the final electromagnetic performance.

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12. CM Jumper Removed

The catalog configuration specifies CM jumper removed.

The common-mode capacitor configuration affects how the drive is connected to ground and is particularly relevant when the power system has special grounding characteristics.

This configuration should not be changed casually during installation.

The appropriate configuration depends on the power distribution system and grounding arrangement.

When replacing an existing drive, the original installation configuration should be documented before changing the drive’s corresponding grounding-related configuration.

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13. No Dynamic Braking

The catalog number specifies no dynamic braking.

This means dynamic-braking hardware is not included as part of this particular configuration.

For applications involving rapid deceleration, high-inertia loads, frequent stopping, or regenerative energy, the braking requirements should be evaluated separately.

Typical applications requiring closer braking analysis include:

• High-inertia centrifuges
• Large conveyors
• Hoists
• Cranes
• Unwinders
• Winders
• Large fans with rapid stopping
• Material-handling systems
• High-speed rotating machinery

Where regenerative or braking energy is significant, the drive system may require an appropriately engineered braking solution.

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14. Blank / No HIM Configuration

The 20G1AJE460AN0NNNNN is specified as Blank / No HIM.

This means the catalog configuration does not include a front-mounted Human Interface Module as part of the standard configuration.

For an automated system, this can be advantageous because the drive can be controlled and monitored primarily through the automation network and external control architecture.

For maintenance applications, a suitable HIM or commissioning interface can be selected separately when required.

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15. Product Applications

The 20G1AJE460AN0NNNNN is designed for high-power industrial applications.

Its 600 VAC, 460 A, Frame 8 architecture makes it particularly suitable for large motor loads.

Pumps

Large process pumps are one of the natural applications for a high-power PowerFlex 755.

Variable-speed control can allow the pump motor to operate closer to the actual process requirement rather than running continuously at full speed.

This can provide better process control and can reduce unnecessary mechanical and electrical loading.

Typical applications include:

• Water treatment pumps
• Industrial water pumps
• Cooling-water pumps
• Process pumps
• Chemical-process pumps
• Mining slurry pumps
• Large circulation pumps

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Fans and Blowers

Large fans and blowers can require substantial motor power.

The 20G1AJE460AN0NNNNN can regulate motor speed according to process requirements.

Typical applications include:

• Industrial ventilation
• Furnace fans
• Cooling fans
• Combustion-air systems
• Dust collection systems
• Large exhaust systems
• Process blowers

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Compressors

Large compressors can require high starting torque and substantial continuous power.

The PowerFlex 755 architecture is suitable for applications where adjustable-speed control is beneficial.

Potential applications include:

• Air compressors
• Process gas compressors
• Industrial refrigeration compressors
• Ventilation compressors
• Production-line compressor systems

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Conveyors

Large conveyors are another important application.

A variable-frequency drive can provide controlled acceleration and deceleration rather than applying full motor torque immediately.

This can reduce mechanical shock on:

• Gearboxes
• Couplings
• Belts
• Chains
• Bearings
• Conveyor structures

For large material-handling systems, coordinated speed control can also improve production flow.

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Mining Equipment

Mining operations frequently involve large motors and difficult mechanical loads.

The 20G1AJE460AN0NNNNN can be applied to equipment such as:

• Conveyors
• Crushers
• Large fans
• Pumps
• Material feeders
• Processing machinery
• Bulk-material handling systems

The IP54 / NEMA Type 12 configuration provides additional environmental protection for suitable indoor industrial locations.

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Cement and Aggregate Equipment

Large motors are widely used in cement and aggregate processing.

Potential applications include:

• Crushers
• Conveyors
• Mills
• Fans
• Feeders
• Process pumps
• Material-handling equipment

The high current capability of the drive makes it suitable for large motor installations where lower-power drive families would not have sufficient capacity.

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Process Machinery

The drive can also be applied to large process machines where adjustable motor speed is required.

Examples include:

• Mixers
• Agitators
• Extrusion-related equipment
• Large processing lines
• Industrial production machinery
• Material-processing systems

The exact suitability depends on motor type, torque requirements, acceleration profile, feedback requirements, and duty cycle.

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16. Main Product Advantages

16.1 High Power Capability

The most obvious advantage of the 20G1AJE460AN0NNNNN is its high power capability.

With ratings reaching 500 HP, it is intended for large industrial motors rather than small machine applications.

This makes it particularly useful where large mechanical loads must be controlled without installing multiple smaller drives.

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16.2 Three Duty Classifications

The drive provides useful flexibility through Light Duty, Normal Duty, and Heavy Duty ratings.

This allows the same drive family to be selected according to the actual load profile.

The engineer can evaluate continuous current, overload requirements, acceleration torque, and mechanical loading before selecting the appropriate duty class.

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16.3 High Current Capacity

The 460 A normal-duty rating provides substantial motor-control capacity.

The drive can handle large motor loads while maintaining the control functions expected from a modern industrial variable-frequency drive.

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16.4 Integrated EtherNet/IP

Embedded EtherNet/IP simplifies integration into Ethernet-based automation architectures.

This is particularly valuable for facilities using networked drive control and centralized diagnostics.

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16.5 IP54 / NEMA Type 12 Protection

The Type 12 / IP54 configuration provides a more protected installation arrangement than an open-frame drive.

This is beneficial for many indoor industrial environments.

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16.6 Forced-Air Cooling

Forced-air cooling allows the high-power drive to dissipate heat during continuous operation.

Correct airflow management and maintenance are important to maintaining long-term performance.

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16.7 PowerFlex 755 Platform

The PowerFlex 755 platform provides a broad range of control, communications, diagnostics, and motor-control capabilities.

This makes it suitable for complex industrial automation projects rather than only simple speed-control applications.

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16.8 Good Retrofit Potential

Although the AN0 catalog version has been discontinued, its specifications make it relevant for existing installed systems.

For plants already operating PowerFlex 755 drives, maintaining compatible spare parts and understanding the direct replacement path can simplify future maintenance.

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17. Model Number Interpretation

The catalog number can be considered as a structured product identifier.

Catalog Segment	General Meaning
20G	PowerFlex 755 AC drive family
1A	Product/configuration family
JE	600 VAC, Type 12 / IP54 class configuration
460	460 A current class
AN0	Specific enclosure/filter/CM-jumper/HIM configuration
NNNNN	Additional configuration positions

The complete catalog number should always be used when ordering or replacing the drive.

A visually similar model is not necessarily electrically equivalent.

Small catalog-number differences can indicate changes in:

• Voltage class
• Enclosure
• Filtering
• Input configuration
• CM capacitor configuration
• HIM configuration
• Dynamic braking
• Network or option configuration

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18. Important Maintenance Considerations

Because this is a high-power Frame 8 drive, maintenance should be treated as a structured industrial maintenance task.

Before servicing the equipment, the electrical system should be isolated and the appropriate lockout/tagout procedures should be followed.

The DC bus must be allowed to discharge according to the applicable maintenance procedure before internal work is performed.

Maintenance personnel should inspect:

• Cooling fans
• Airflow paths
• Electrical connections
• Power terminals
• Grounding connections
• Network connections
• Cabinet ventilation
• Signs of overheating
• Dust accumulation
• Abnormal noise
• Loose hardware
• Capacitor condition
• Insulation condition

Large-frame drives should receive particular attention to cooling and power connections because elevated temperature and poor electrical connections can significantly reduce equipment life.

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19. Installation Considerations

Installation planning should account for the substantial size and power of a Frame 8 drive.

The 800 mm depth is a key mechanical planning dimension.

Adequate clearance should be provided for:

• Cable installation
• Cooling airflow
• Inspection
• Maintenance
• Component replacement
• Safe access
• Cabinet ventilation
• Network wiring

The final installation dimensions should be taken from the applicable mechanical drawing for the exact configuration rather than estimated from the nominal 800 mm depth.

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20. Motor Selection Considerations

The drive should not be selected only by motor horsepower.

The following motor characteristics should also be evaluated:

• Motor rated voltage
• Motor full-load current
• Motor frequency
• Motor speed
• Motor service factor
• Starting torque
• Continuous torque
• Peak torque
• Acceleration time
• Deceleration time
• Load inertia
• Duty cycle
• Ambient temperature
• Installation altitude
• Motor cable length
• Feedback requirements

For heavy-duty applications, motor current is particularly important.

A 400 HP heavy-duty rating does not mean every 400 HP motor will automatically be suitable. The actual motor nameplate current must be compared with the drive’s allowable current and overload profile.

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21. Recommended Same-Series / Related Models

The following models are closely related to the 20G1AJE460AN0NNNNN and are useful for comparison when selecting a PowerFlex 755 drive.

Model	Voltage	Current Class	Light Duty	Normal Duty	Heavy Duty	Frame	Enclosure
20G1AJE355AN0NNNNN	600 VAC, 3PH	355 A	400 HP	350 HP	300 HP	8	IP54 / Type 12
20G1AJE395AN0NNNNN	600 VAC, 3PH	395 A	450 HP	400 HP	350 HP	8	IP54 / Type 12
20G1AJE435AN0NNNNN	600 VAC, 3PH	435 A	500 HP	450 HP	350 HP	8	IP54 / Type 12
20G1AJE460JN0NNNNN	600 VAC, 3PH	460 A	500 HP	500 HP	400 HP	8	IP54 / Type 12
20G1AJE510AN0NNNNN	600 VAC, 3PH	510 A	550 HP	500 HP	450 HP	8	IP54 / Type 12

The closest technical replacement for the requested AN0 model is 20G1AJE460JN0NNNNN.

The principal difference in the catalog configuration is the CM-jumper arrangement: the requested AN0 version specifies the CM jumper removed, while the JN0 replacement specifies the CM jumper installed as the preferred configuration.

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22. Comparison of the Closest Models

Model	Current	LD HP	ND HP	HD HP	Application Position
20G1AJE355AN0NNNNN	355 A	400	350	300	Lower-power Frame 8 option
20G1AJE395AN0NNNNN	395 A	450	400	350	Medium/high-power option
20G1AJE435AN0NNNNN	435 A	500	450	350	High-power option
20G1AJE460AN0NNNNN	460 A	500	500	400	Requested model
20G1AJE510AN0NNNNN	510 A	550	500	450	Higher-capacity option

This group is particularly useful when selecting a drive based on motor current rather than simply horsepower.

The 20G1AJE460AN0NNNNN is positioned between the 435 A and 510 A configurations and provides a strong combination of normal-duty and heavy-duty capacity.

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23. Five Same-Brand Popular Models for Comparison

The following five models are useful examples from the broader Allen-Bradley variable-frequency-drive portfolio. They cover different power ranges and application classes and are often considered when a project does not require the very high power level of the PowerFlex 755 Frame 8.

Model	Product Family	Typical Voltage Class	Current / Power Class	Main Application
25B-D030N114	PowerFlex 525	480 VAC class	Approximately 30 A class	General machine control
25C-D030N114	PowerFlex 527	480 VAC class	Approximately 30 A class	Networked machine applications
20G1AGC260JN0NNNNN	PowerFlex 755	480 VAC class	260 A class	Large industrial motors
20G1AGC302JA0NNNNN	PowerFlex 755	480 VAC class	302 A class	High-power industrial applications
20G1AGE053JA0NNNNN	PowerFlex 755	690 VAC class	53 A class	Higher-voltage industrial motors

These models are not direct replacements for the 20G1AJE460AN0NNNNN.

They are better understood as comparison points within the broader Allen-Bradley drive portfolio.

The appropriate selection depends on motor voltage, motor current, horsepower, enclosure, duty cycle, communications requirements, environmental conditions, and braking requirements.

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24. Why the 20G1AJE460AN0NNNNN Is Suitable for Large Industrial Systems

The principal strength of the 20G1AJE460AN0NNNNN is that it combines high current capacity with the PowerFlex 755 control platform.

A 460 A-class drive is not normally selected for a small machine.

It is intended for equipment where the motor itself represents a major portion of the machine’s energy consumption and mechanical power.

For these systems, speed control can provide more than simple motor-speed adjustment.

It can be used for:

• Process optimization
• Controlled acceleration
• Controlled deceleration
• Torque management
• Production-rate adjustment
• Mechanical stress reduction
• Centralized monitoring
• Fault diagnostics
• Networked control

The embedded EtherNet/IP capability further allows the drive to become an integrated part of a larger automation system.

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25. Selection Advantages Compared with a Smaller Drive

A smaller drive may have a lower purchase cost, but it may not provide the necessary current or overload capability for a large motor.

Selecting a drive with insufficient current capacity can result in nuisance trips, thermal stress, inadequate acceleration performance, or inability to maintain the required motor torque.

The 20G1AJE460AN0NNNNN provides considerably more current headroom than lower-rated Frame 8 models.

For applications with large starting torque or frequent acceleration, the heavy-duty rating should be considered carefully.

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26. Selection Advantages Compared with an Oversized Drive

Oversizing a drive is not always economically beneficial.

An excessively large drive can increase equipment cost, cabinet requirements, spare-parts cost, and physical installation requirements.

The 20G1AJE460AN0NNNNN provides a useful balance for applications requiring approximately the 460 A class.

Its 500 HP light-duty and normal-duty ratings make it particularly attractive when the motor is around the upper end of this power range and the process does not require a larger 510 A-class unit.

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27. Retrofit and Replacement Considerations

For an existing system using 20G1AJE460AN0NNNNN, the most important point is that the exact catalog number should be recorded before ordering a replacement.

The original AN0 catalog number has been discontinued.

The identified direct replacement is:

20G1AJE460JN0NNNNN

However, a replacement should still be checked against the existing installation.

The following points should be verified:

• Input voltage
• Motor voltage
• Motor full-load current
• Duty classification
• Enclosure
• Network configuration
• Filtering
• CM capacitor configuration
• Braking requirements
• HIM requirements
• Physical dimensions
• Cable arrangement
• Cabinet layout
• Firmware and parameter compatibility

A replacement should therefore be treated as an engineered substitution rather than simply a physical swap.

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28. Dimensions and Weight

Because the requested model is a high-power Frame 8 packaged configuration, mechanical data should be handled carefully.

The catalog description identifies an 800 mm deep MCC-style construction.

The exact overall height and width can depend on the packaged configuration and mechanical arrangement. Therefore, it is better engineering practice not to invent a nominal overall H × W dimension when the exact mechanical drawing for the specific configuration is not available.

For planning purposes, the key dimensions and weight can be summarized as follows:

Mechanical Parameter	Value
Frame	Frame 8
Construction	MCC Style
Depth	800 mm
Width	Configuration-dependent
Height	Configuration-dependent
Reference Drive Weight	Approximately 79.38 kg
Weight in kg	Approximately 79.38 kg
Complete Packaged/Cabinet Weight	May be higher than drive-unit reference weight
Installation Orientation	Follow applicable installation drawing
Service Clearance	Must be determined from installation requirements

The 79.38 kg figure should be treated as a reference drive-unit weight rather than automatically assumed to be the shipping weight of a complete MCC-style packaged assembly.

For transportation, cabinet lifting, structural design, and shipping calculations, the complete assembly weight should be confirmed from the actual equipment configuration.

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29. Typical Industrial Application Summary

Application	Suitability	Typical Reason for Using the Drive
Large Pumps	Excellent	Variable-speed flow and pressure control
Large Fans	Excellent	Speed control and process regulation
Blowers	Excellent	Airflow control
Compressors	Excellent	Adjustable-speed operation
Conveyors	Excellent	Controlled acceleration and speed
Mining Equipment	Excellent	High-power motor control
Crushers	Suitable	High motor power and torque demand
Cement Machinery	Excellent	Large process motors
Material Handling	Excellent	Controlled speed and torque
Mixers	Suitable	Adjustable speed and torque control
Process Machinery	Excellent	Integrated automation and drive control
Large Industrial Machines	Excellent	High-current motor operation

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30. Overall Advantages at a Glance

Advantage	Description
High Power	Up to 500 HP in light/normal-duty operation
High Current	460 A class
Heavy-Duty Capability	Up to 400 HP heavy-duty
600 VAC	Suitable for high-voltage industrial motor systems
Three Phase	Designed for industrial three-phase systems
Frame 8	Suitable for large motor applications
IP54 / Type 12	Enhanced enclosure protection
Air Cooled	Forced-air thermal management
EtherNet/IP	Integrated industrial Ethernet communication
Precharge	Controlled DC-link charging
Filtered	Integrated filtering configuration
Flexible Duty Selection	LD, ND and HD ratings
Industrial Integration	Suitable for PLC-based automation
Large-Motor Control	Designed for substantial industrial loads
Retrofit Value	Useful for maintaining existing PowerFlex 755 installations

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31. Engineering Summary

The Allen-Bradley 20G1AJE460AN0NNNNN is a high-capacity PowerFlex 755 AC drive intended for demanding industrial motor-control systems.

Its combination of 600 VAC three-phase input, 460 A current class, 500 HP light-duty capability, 500 HP normal-duty capability, 400 HP heavy-duty capability, Frame 8 construction, forced-air cooling, IP54 / NEMA Type 12 protection, embedded EtherNet/IP, AC input precharge, and filtered configuration makes it a strong solution for large industrial motors.

The model is especially appropriate for pumps, fans, compressors, conveyors, mining machinery, material-handling equipment, process machinery, and other applications where reliable high-power variable-speed motor control is required.

The model’s AN0 configuration is discontinued, so it is primarily relevant to existing installations, spare-parts programs, retrofit projects, and maintenance requirements.

For new installations, 20G1AJE460JN0NNNNN is the direct replacement configuration identified for this model.

When evaluating the replacement, the complete catalog configuration should be compared rather than matching only the 460 A current rating.

The most important engineering parameters to verify are motor full-load current, duty class, voltage, enclosure, braking requirements, network architecture, CM capacitor configuration, physical dimensions, and installation requirements.

For existing PowerFlex 755 systems, the 20G1AJE460AN0NNNNN remains a significant high-power drive model because it provides the current and horsepower capacity required by large industrial motors while fitting into a standardized PowerFlex 755 control architecture.

In practical terms, this model is best regarded as a large-frame, high-current industrial AC drive for 600 VAC motor applications, with the strongest value appearing in systems where high motor power, networked automation, controlled acceleration, process-speed regulation, and industrial enclosure protection are all required.