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1. Product Introduction

The Allen-Bradley 20G1ABE435JN0NNNNN is a high-power industrial variable-frequency AC drive from the PowerFlex 755 series.

It is part of the PowerFlex 750-Series and is designed for applications requiring substantial motor power, high output current, adjustable speed, centralized automation, and reliable operation of large industrial motors.

The drive is rated for 600 VAC, three-phase input and provides a nominal output capability of 435 A.

Its principal duty ratings are approximately:

• 500 HP Light Duty
• 450 HP Normal Duty
• 350 HP Heavy Duty

This places the drive firmly in the large industrial-drive category.

It is not intended for small machine motors or compact panel applications. Instead, it is designed for large equipment such as conveyors, crushers, pumps, fans, blowers, mixers, process machinery, mining equipment, cement machinery, aggregate-processing equipment, and large material-handling systems.

The drive uses a Frame 8 mechanical and electrical architecture.

The enclosure arrangement is Type 1 / IP20, 600 mm deep MCC style, making it suitable for installation in an industrial electrical room, MCC lineup, or appropriately designed drive cabinet.

The cooling method is forced air.

This is important because a 435 A high-power drive generates considerably more heat than compact variable-frequency drives, and proper airflow is therefore an important part of the installation design.

A particularly important feature of this catalog number is the Blank / No HIM configuration.

The drive does not include a standard local Human Interface Module as part of this configuration.

Instead, it is well suited to installations where drive operation and monitoring are handled through a centralized automation system.

The drive also incorporates embedded EtherNet/IP, allowing the drive to communicate directly with the industrial control architecture.

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

The configuration is filtered with the CM jumper installed, which distinguishes this J-series model from the earlier AN-series configuration.

The product is currently an active configuration. 

2. Brand and Product Series

Item	Specification
Brand	Allen-Bradley
Product Family	PowerFlex 750-Series
Product Series	PowerFlex 755
Product Type	High-Power AC Drive
Catalog Number	20G1ABE435JN0NNNNN
Drive Type	Air-Cooled AC Drive
Voltage Class	600 VAC
Input	Three-Phase
Output Current	435 A
Light Duty Rating	500 HP
Normal Duty Rating	450 HP
Heavy Duty Rating	350 HP
Approx. LD Power	373 kW
Approx. ND Power	336 kW
Approx. HD Power	261 kW
Frame	Frame 8
Enclosure	Type 1 / IP20
MCC Style	600 mm Deep
Cooling	Forced Air
HIM	Blank / No HIM
Communication	Embedded EtherNet/IP
Dynamic Braking	None
Input Type	AC Input with Precharge
DC Terminals	None
Filtering	Filtered
CM Jumper	Installed
Lifecycle	Active

3. Main Technical Specifications

Parameter	Specification
Catalog Number	20G1ABE435JN0NNNNN
Brand	Allen-Bradley
Product Family	PowerFlex 750-Series
Product Series	PowerFlex 755
Product Type	Variable Frequency AC Drive
Input Voltage	600 VAC
Input Phase	3 Phase
Output Current	435 A
Light Duty	500 HP
Normal Duty	450 HP
Heavy Duty	350 HP
Approx. Light Duty Power	373 kW
Approx. Normal Duty Power	336 kW
Approx. Heavy Duty Power	261 kW
Frame Size	Frame 8
Enclosure	Type 1 / IP20
MCC Construction	600 mm Deep
Cooling	Forced Air / Air Cooled
Input Configuration	AC Input with Precharge
DC Terminals	None
Dynamic Braking	None
Filtering	Filtered
CM Jumper	Installed
HIM	Blank / No HIM
Communication	Embedded EtherNet/IP
Approx. Height	~2100 mm
Approx. Width	~610 mm
Approx. Depth	~600 mm
Approx. Dimensions	~2100 × 610 × 600 mm
Approx. Weight	~634 kg
Installation	Industrial Electrical Room / MCC
Application Class	Large Industrial Motor Control
Lifecycle	Active
Related Previous Configuration	20G1ABE435AN0NNNNN

4. Electrical Rating

The principal electrical rating of the 20G1ABE435JN0NNNNN is 435 A.

This is a substantial output-current rating intended for large motors and demanding industrial machinery.

The drive is designed for 600 VAC, three-phase operation.

Its principal motor-duty ratings are:

Duty Classification	Motor Rating	Approximate Metric Equivalent
Light Duty	500 HP	~373 kW
Normal Duty	450 HP	~336 kW
Heavy Duty	350 HP	~261 kW

The different duty ratings are important when selecting a drive.

A motor operating under relatively moderate loading may be evaluated against the Light Duty rating.

A general industrial motor application can often be evaluated against the Normal Duty rating.

Applications involving more demanding torque requirements, overload conditions, or heavier mechanical loading should be evaluated against the Heavy Duty rating.

The actual motor full-load current, acceleration requirements, overload profile, ambient temperature, and installation conditions should always be considered during final drive selection.

5. 600 VAC Three-Phase Operation

The 20G1ABE435JN0NNNNN belongs to the 600 VAC three-phase PowerFlex 755 range.

This voltage class is especially useful for large industrial motors.

When motor power becomes substantial, operating at a higher voltage allows the required electrical current to remain within a practical range.

This makes 600 VAC equipment suitable for large industrial plants with appropriately rated electrical distribution systems.

Typical environments include:

• Mining facilities
• Cement plants
• Aggregate plants
• Heavy manufacturing
• Industrial water systems
• Process plants
• Material-handling facilities
• Large ventilation systems
• Industrial production facilities

6. 435 A Output Capability

The 435 A rating is one of the most important characteristics of this model.

It places the drive above the 395 A class and below larger configurations such as the 460 A and 510 A classes.

This makes it useful when a 395 A drive does not provide sufficient electrical capacity but a larger drive would provide more capacity than necessary.

The 435 A configuration can be considered for motors and machines with:

• High starting torque
• High inertia
• Variable mechanical loading
• Frequent acceleration
• Frequent speed changes
• Heavy material loads
• Large fans
• Large pumps
• Crushers
• Conveyors
• Large process machines

The 435 A rating also gives engineers additional current margin when the motor’s operating conditions vary considerably during the production cycle.

7. Light Duty, Normal Duty and Heavy Duty

The PowerFlex 755 platform uses different duty classifications to accommodate different application conditions.

Light Duty — 500 HP

The 500 HP Light Duty rating is suitable for applications where the motor generally operates under less severe overload conditions.

Typical examples can include large fans, blowers, pumps, and other equipment with relatively predictable load profiles.

Normal Duty — 450 HP

The 450 HP Normal Duty rating provides a strong general-purpose rating for large industrial machinery.

This is an important rating for applications such as conveyors, pumps, process equipment, and other continuously operating industrial machines.

Heavy Duty — 350 HP

The 350 HP Heavy Duty rating is appropriate when the application has higher torque requirements or more demanding overload conditions.

Typical examples include crushers, heavily loaded conveyors, and machinery with significant mechanical inertia.



8. Frame 8 Construction

The 20G1ABE435JN0NNNNN uses a Frame 8 architecture.

Frame 8 is designed for large industrial drives and provides the physical space required for:

• High-current power components
• DC-link components
• Cooling equipment
• Power connections
• Control electronics
• Communication hardware
• Internal bus structures
• Service components

The drive is substantially larger than compact variable-frequency drives.

It is therefore normally installed in a dedicated industrial electrical environment rather than directly inside a small machine control cabinet.

The approximate physical envelope is:

Height: approximately 2100 mm

Width: approximately 610 mm

Depth: approximately 600 mm

Overall size: approximately 2100 × 610 × 600 mm

The exact mechanical drawing should be used for final cabinet fabrication and installation planning.

9. Dimensions and Weight

Physical Parameter	Approximate Specification
Height	~2100 mm
Width	~610 mm
Depth	~600 mm
Overall Dimensions	~2100 × 610 × 600 mm
MCC Depth	600 mm
Frame	Frame 8
Enclosure	Type 1 / IP20
Cooling	Forced Air
Approximate Weight	~634 kg
Installation	Industrial Electrical Room
Mounting Arrangement	MCC / Large Drive Installation

The dimensions above are intended for general engineering planning.

For a drive of this size, the physical installation should be planned carefully before equipment delivery.

The approximate weight of 634 kg also means that transportation and lifting arrangements should be considered in advance.

The actual installed or shipping weight can vary with configuration, accessories, packaging, and installation arrangement.

Floor loading, access routes, lifting points, maintenance space, and cable-routing space should all be considered.

10. Forced-Air Cooling

The 20G1ABE435JN0NNNNN uses forced-air cooling.

A 435 A high-power drive generates considerable heat through its power semiconductor switching devices and other electrical components.

The forced-air cooling system removes heat from the drive’s power section and helps maintain suitable operating temperatures.

Good airflow is therefore essential.

The electrical room should be arranged so that hot exhaust air does not immediately return to the drive intake.

When several large drives are installed in the same room, the overall heat load of the electrical room should also be considered.

11. Blank / No-HIM Configuration

The JN0 configuration is characterized by its:

Blank / No HIM

HIM means Human Interface Module.

The 20G1ABE435JN0NNNNN does not include a local HIM as part of the standard catalog configuration.

This is not necessarily a disadvantage.

For centralized industrial automation, a no-HIM configuration can actually be advantageous.

The drive can be controlled and monitored from a central system.

A typical arrangement can be:

PLC → EtherNet/IP → PowerFlex 755 → Motor

Another possible architecture is:

SCADA / DCS → Industrial Network → PowerFlex 755 → Motor

This approach is common when large drives are installed inside electrical rooms and operators work from a central control room.

12. Embedded EtherNet/IP

Embedded EtherNet/IP is one of the key communication characteristics of the 20G1ABE435JN0NNNNN.

The drive can communicate with the plant automation system through the industrial Ethernet network.

Typical information exchanged can include:

• Start commands
• Stop commands
• Speed references
• Actual speed
• Output current
• Drive status
• Fault information
• Warning information
• Diagnostic information
• Operating condition
• Process data

For large plants with multiple drives, network communication provides a practical method for centralized control.

It also reduces the need for extensive point-to-point control wiring.

The drive can therefore become part of a larger automation architecture rather than functioning as an isolated motor controller.

13. AC Input with Precharge

The drive uses:

AC Input with Precharge

and:

No DC Terminals

Precharge is important in a high-power drive because the internal DC-link capacitors require controlled charging when power is initially applied.

The precharge process limits the initial charging demand and provides a controlled transition into normal operation.

The absence of DC terminals is also part of the specific catalog configuration.

This means that replacement selection should consider the complete input architecture rather than comparing only the motor horsepower.

14. Filtered Configuration

The 20G1ABE435JN0NNNNN is configured as:

Filtered, CM Jumper Installed

Filtering is useful in industrial installations where electromagnetic compatibility is an important consideration.

A large industrial plant can contain:

• Variable-frequency drives
• PLCs
• Sensors
• Industrial Ethernet
• Instrumentation
• Control systems
• Communication equipment
• Measurement devices

All of these systems can be affected by electrical noise if installation practices are not properly designed.

The filtered configuration is therefore useful in industrial environments where EMC considerations are important.

Proper grounding, bonding, cable shielding, cable separation, and installation practices remain important regardless of the integrated filtering.

15. CM Jumper Installed

The JN0 configuration uses the CM jumper installed arrangement.

This is an important distinction from the older AN0 configuration.

The earlier 20G1ABE435AN0NNNNN used the CM jumper removed configuration.

The newer 20G1ABE435JN0NNNNN uses the CM jumper installed configuration.

Therefore, when modernizing an existing installation, engineers should review:

• Grounding arrangement
• Common-mode behavior
• Motor-cable routing
• EMC requirements
• Shielding
• Drive-to-motor cable length
• Existing plant electrical architecture

This is particularly important for large installations where several high-power drives operate together.

16. Dynamic Braking

The standard configuration specifies:

Dynamic Braking: None

Many large industrial applications do not require rapid braking.

For applications where the motor normally accelerates and decelerates at moderate rates, this configuration can be suitable.

However, high-inertia machinery can return energy to the drive during deceleration.

Applications requiring rapid deceleration should therefore be evaluated separately.

Examples include:

• Large conveyors
• High-inertia machinery
• Rapid material-handling equipment
• Large rotating machines
• Certain process machines

If significant regenerative energy is expected, an appropriate braking strategy should be considered during system design.

17. Product Applications

17.1 Large Conveyor Systems

Large conveyor systems are among the most suitable applications for this drive class.

Conveyors carrying heavy materials can require substantial torque during acceleration.

The 435 A output capability provides significant capacity for large conveyor motors.

Potential applications include:

• Mining conveyors
• Cement conveyors
• Aggregate conveyors
• Bulk-material conveyors
• Port material handling
• Long-distance conveyors
• Heavy-duty material handling

17.2 Mining Equipment

Mining equipment frequently requires large motors and robust speed control.

The drive can be considered for:

• Mining conveyors
• Crushers
• Feeders
• Pumps
• Ventilation fans
• Material-handling machinery
• Processing equipment

The embedded EtherNet/IP capability is also useful in centralized mine-control architectures.

17.3 Crushers

Crushers can experience significant mechanical load changes.

When material enters the crushing mechanism, motor torque can increase rapidly.

The high-current capability of the 20G1ABE435JN0NNNNN makes it suitable for many large crusher applications.

Variable-frequency control can also provide controlled acceleration and adjustable operating speed.

17.4 Large Pumps

Large pumps are another major application.

Variable-speed operation can be used to match pump output to actual process requirements.

Potential applications include:

• Mine dewatering
• Industrial water systems
• Cooling-water systems
• Process-water systems
• Wastewater
• Large pumping stations
• Industrial circulation systems

17.5 Large Fans

Large fans often consume significant amounts of electrical power.

Variable-frequency operation allows fan speed to be adjusted according to airflow demand.

Typical applications include:

• Mine ventilation
• Furnace ventilation
• Dust collection
• Industrial exhaust
• Combustion air
• Process ventilation

17.6 Industrial Blowers

Industrial blowers can benefit from adjustable-speed operation.

The drive can control blower speed according to pressure, airflow, or process requirements.

Potential applications include:

• Dust collection
• Drying systems
• Combustion systems
• Process ventilation
• Industrial air handling

17.7 Cement Equipment

Large cement plants use many high-power motors.

The drive can be considered for:

• Crushers
• Conveyors
• Fans
• Pumps
• Feeders
• Mixers
• Material-handling equipment

The Frame 8 architecture is appropriate for the large electrical and mechanical scale of this type of facility.

17.8 Aggregate Processing

Aggregate plants commonly use:

• Crushers
• Conveyors
• Feeders
• Screens
• Pumps
• Fans

Many of these machines require substantial motor power.

The 20G1ABE435JN0NNNNN can be used where variable-speed control and high motor current are required.

17.9 Large Process Machinery

The drive can also be used for large process machinery.

Potential applications include:

• Large mixers
• Process pumps
• Blowers
• Fans
• Material-processing machinery
• Production machinery
• Bulk-handling systems

18. Major Product Advantages

18.1 435 A High-Current Capability

The 435 A rating provides substantial capacity for large motors.

This allows the drive to serve applications that are beyond the practical range of smaller configurations.

18.2 500 HP Light Duty Capability

The 500 HP Light Duty rating provides significant power capability for large fans, blowers, pumps, and other applications with moderate overload requirements.

18.3 450 HP Normal Duty Capability

The 450 HP Normal Duty rating makes the drive suitable for a broad range of general industrial machines.

This is an important selection point for conveyors, pumps, process machinery, and material-handling equipment.

18.4 350 HP Heavy Duty Capability

The 350 HP Heavy Duty rating provides useful capacity for more demanding applications.

It is particularly relevant where high mechanical torque and overload requirements are important.

18.5 600 VAC Operation

The 600 VAC configuration is suitable for large industrial motor systems.

It allows large amounts of power to be delivered at a manageable current level compared with lower-voltage alternatives.

18.6 Frame 8 Architecture

Frame 8 provides a large physical and electrical platform for high-power drive components.

This is appropriate for industrial installations where high power and serviceability are more important than compact size.

18.7 Embedded EtherNet/IP

Embedded EtherNet/IP simplifies integration into centralized automation.

The drive can become part of a coordinated control system rather than operating as an isolated device.

18.8 No-HIM Architecture

The no-HIM configuration is useful where centralized automation is already available.

There is no need to dedicate cabinet-door space to a local operator interface when operation is performed from the control system.

18.9 Forced-Air Cooling

Forced-air cooling is appropriate for high-power industrial drive applications.

It provides a practical method of managing the thermal load generated by the drive.

18.10 Filtered J-Series Configuration

The filtered configuration with CM jumper installed provides a defined newer-generation configuration for industrial installations.

This is particularly useful when replacing older AN-series equipment and modernizing the electrical system.

19. Detailed Technical Parameter Table

Category	Parameter	Specification
Identification	Catalog Number	20G1ABE435JN0NNNNN
Identification	Brand	Allen-Bradley
Identification	Product Family	PowerFlex 750-Series
Identification	Product Series	PowerFlex 755
Identification	Product Type	High-Power AC Drive
Identification	Configuration	Air-Cooled AC Drive
Electrical	Input Voltage	600 VAC
Electrical	Input Phase	3 Phase
Electrical	Output Current	435 A
Electrical	Light Duty Rating	500 HP
Electrical	Normal Duty Rating	450 HP
Electrical	Heavy Duty Rating	350 HP
Electrical	Approx. LD Power	~373 kW
Electrical	Approx. ND Power	~336 kW
Electrical	Approx. HD Power	~261 kW
Construction	Frame	Frame 8
Construction	Enclosure	Type 1 / IP20
Construction	MCC Style	600 mm Deep
Cooling	Cooling Type	Forced Air
Input	Input Configuration	AC Input with Precharge
Input	DC Terminals	None
EMC	Filtering	Filtered
EMC	CM Jumper	Installed
Braking	Dynamic Braking	None
Interface	HIM	Blank / No HIM
Communication	Embedded Communication	EtherNet/IP
Physical	Approx. Height	~2100 mm
Physical	Approx. Width	~610 mm
Physical	Approx. Depth	~600 mm
Physical	Approx. Dimensions	~2100 × 610 × 600 mm
Physical	Approx. Weight	~634 kg
Installation	Installation Style	MCC / Industrial Electrical Room
Installation	Cooling Requirement	Forced-Air Ventilation
Application	Application Class	Large Industrial Motor Control
Lifecycle	Current Status	Active
Related Model	Previous Configuration	20G1ABE435AN0NNNNN

20. Five Recommended Same-Series or Related Models

The following five models are closely related to the 20G1ABE435JN0NNNNN.

They are useful when selecting between different operator-interface configurations or different motor-current ratings.

Model	Voltage	Output Current	Light Duty	Normal Duty	Heavy Duty	HIM	Frame	Cooling
20G1ABE435JN2NNNNN	600 VAC	435 A	500 HP	450 HP	350 HP	Handheld / Local LCD	8	Air Cooled
20G1ABE435JN4NNNNN	600 VAC	435 A	500 HP	450 HP	350 HP	Door-Mounted LCD	8	Air Cooled
20G1ABE395JN0NNNNN	600 VAC	395 A	450 HP	400 HP	350 HP	No HIM	8	Air Cooled
20G1ABE460JN0NNNNN	600 VAC	460 A	500 HP	450 HP	400 HP	No HIM	8	Air Cooled
20G1ABE510JN0NNNNN	600 VAC	510 A	550 HP	500 HP	450 HP	No HIM	8	Air Cooled

21. Related Model Parameter Comparison

Model	Output Current	LD	ND	HD	HIM	Approx. Dimensions	Approx. Weight
20G1ABE395JN0NNNNN	395 A	450 HP	400 HP	350 HP	No HIM	~2100 × 610 × 600 mm	~634 kg
20G1ABE435JN0NNNNN	435 A	500 HP	450 HP	350 HP	No HIM	~2100 × 610 × 600 mm	~634 kg
20G1ABE435JN2NNNNN	435 A	500 HP	450 HP	350 HP	Handheld / Local	~2100 × 610 × 600 mm	~634 kg
20G1ABE435JN4NNNNN	435 A	500 HP	450 HP	350 HP	Door-Mounted	~2100 × 610 × 600 mm	~634 kg
20G1ABE460JN0NNNNN	460 A	500 HP	450 HP	400 HP	No HIM	~2100 × 610 × 600 mm	~634 kg
20G1ABE510JN0NNNNN	510 A	550 HP	500 HP	450 HP	No HIM	~2100 × 610 × 600 mm	~634 kg

22. Why Choose 20G1ABE435JN0NNNNN Instead of JN2?

The primary difference between the JN0 and JN2 configurations is the operator interface.

Feature	20G1ABE435JN0NNNNN	20G1ABE435JN2NNNNN
Voltage	600 VAC	600 VAC
Current	435 A	435 A
LD	500 HP	500 HP
ND	450 HP	450 HP
HD	350 HP	350 HP
HIM	No HIM	Handheld / Local LCD
EtherNet/IP	Embedded	Embedded
Frame	8	8
Cooling	Forced Air	Forced Air
Typical Control	Centralized	Centralized + Local Access

The JN0 is preferable when local drive operation is not required.

For example, a large plant may have the drive installed in an electrical room while operators control the motor from a central control room.

In such a system, a local HIM may not be necessary.

The JN2 is more appropriate when technicians require direct local access during commissioning and maintenance.

23. Why Choose JN4 Instead?

The JN4 configuration provides a permanent door-mounted display.

This can be useful when personnel need to see drive information directly from the front of the cabinet.

The three configurations can therefore be summarized as:

Configuration	Interface	Best Use
JN0	No HIM	Centralized automation
JN2	Handheld / Local LCD	Maintenance and commissioning
JN4	Door-Mounted LCD	Permanent local operation

For a fully centralized plant architecture, JN0 is often the cleanest configuration.

For maintenance-oriented installations, JN2 provides more local flexibility.

For systems requiring a permanent front-panel interface, JN4 is the more suitable choice.

24. Comparison with the Older AN0 Configuration

The 20G1ABE435JN0NNNNN is closely related to the older 20G1ABE435AN0NNNNN.

Feature	20G1ABE435AN0NNNNN	20G1ABE435JN0NNNNN
Product Series	PowerFlex 755	PowerFlex 755
Voltage	600 VAC	600 VAC
Phase	3 Phase	3 Phase
Output Current	435 A	435 A
Light Duty	500 HP	500 HP
Normal Duty	450 HP	450 HP
Heavy Duty	350 HP	350 HP
Frame	8	8
Cooling	Air Cooled	Air Cooled
HIM	No HIM	No HIM
EtherNet/IP	Embedded	Embedded
Input	AC with Precharge	AC with Precharge
DC Terminals	None	None
Dynamic Braking	None	None
Filtering	Filtered	Filtered
CM Jumper	Removed	Installed
Approx. Dimensions	~2100 × 610 × 600 mm	~2100 × 610 × 600 mm
Approx. Weight	~540 kg class	~634 kg class
Lifecycle	Discontinued	Active

The electrical power class remains closely aligned.

The principal catalog-level configuration difference is the CM jumper arrangement.

The older AN0 configuration used the jumper removed.

The newer JN0 configuration uses the jumper installed.

The older model was discontinued on June 30, 2024, with the JN0 configuration identified as its direct replacement. 

25. Five Popular Allen-Bradley Models

For broader comparison within the same brand, the following five models provide useful reference points.

Model	Product Series	Voltage Class	Current Class	Typical Application	General Construction
25B-D030N114	PowerFlex 525	480 VAC Class	~30 A	Pumps, Fans, Conveyors, Machines	Compact
25C-D030N114	PowerFlex 523	480 VAC Class	~30 A	General Machine Control	Compact
20G1ABC302JN4NNNNN	PowerFlex 755	480 VAC Class	~302 A	Large Pumps, Conveyors, Process Equipment	Frame 8
20G1ABC460JN4NNNNN	PowerFlex 755	480 VAC Class	~460 A	Large Industrial Machinery	Frame 8
20G1ABC650JN4NNNNN	PowerFlex 755	480 VAC Class	~650 A	Very Large Industrial Motors	Large Frame

26. Parameters of Five Popular Models

Model	Series	Voltage	Current	Typical Application	Approx. Dimensions	Approx. Weight
25B-D030N114	PowerFlex 525	480 VAC Class	~30 A	General Industrial	Compact	Compact
25C-D030N114	PowerFlex 523	480 VAC Class	~30 A	Machine Control	Compact	Compact
20G1ABC302JN4NNNNN	PowerFlex 755	480 VAC Class	~302 A	Large Industrial	~2100 × 610 × 600 mm class	~600+ kg class
20G1ABC460JN4NNNNN	PowerFlex 755	480 VAC Class	~460 A	Large Industrial	~2100 × 610 × 600 mm class	~600+ kg class
20G1ABC650JN4NNNNN	PowerFlex 755	480 VAC Class	~650 A	Very Large Industrial	Large MCC Style	~600+ kg class

27. Application Selection Guide

Application	Suitability	Main Reason
Large Conveyor	Excellent	High current and controlled acceleration
Mining Conveyor	Excellent	Large motor and heavy mechanical loading
Crusher	Excellent	High-power variable-load operation
Large Pump	Excellent	Variable-speed process control
Large Fan	Excellent	Adjustable airflow
Industrial Blower	Excellent	Variable-speed air control
Cement Machinery	Excellent	Large industrial motor control
Aggregate Equipment	Excellent	Crushers and conveyors
Material Handling	Excellent	High-power mechanical loads
Process Mixer	Very Good	Controlled motor speed
Industrial Ventilation	Very Good	Large fan and blower control
Large Process Machine	Excellent	Flexible variable-speed operation

28. Installation Considerations

The 20G1ABE435JN0NNNNN is a large Frame 8 drive.

The approximate physical dimensions of 2100 × 610 × 600 mm should be taken into account during electrical-room design.

Adequate space should be provided for:

• Incoming power cables
• Motor cables
• Grounding conductors
• Control cables
• Network cables
• Ventilation
• Maintenance access
• Component replacement
• Inspection
• Lifting and handling

The approximately 634 kg equipment weight should also be considered.

Transportation routes should be checked before delivery.

Door dimensions, floor loading, lifting equipment, and installation clearances should be evaluated in advance.

29. Cooling and Ventilation Requirements

Because this is a forced-air high-power drive, ventilation is an important part of the system design.

The surrounding electrical room should have sufficient capacity to remove the heat generated by the drive.

If several large drives are installed in the same room, their combined thermal load should be considered.

Airflow paths should be arranged so that hot exhaust air is not returned directly to the drive intake.

The environment should also be kept reasonably clean.

Heavy dust environments such as mining, cement, and aggregate facilities require particular attention to ventilation and contamination control.

30. Maintenance Considerations

Although the JN0 configuration does not include a local HIM, the drive can still be integrated into a centralized maintenance architecture.

Maintenance personnel can use the connected control system or appropriate service interface to inspect drive status and diagnostic information.

Routine maintenance should consider:

• Cooling fans
• Air passages
• Electrical connections
• Grounding
• Motor cables
• Network connections
• Environmental contamination
• Operating temperature
• Fault history
• Warning history
• Cabinet ventilation

The absence of a local HIM is therefore not a limitation for a properly designed centralized-control system.

It simply means that local operator access is not part of the standard configuration.

31. Advantages for Centralized Automation

The no-HIM configuration is particularly attractive in modern industrial facilities.

A typical centralized arrangement can place the drive in an electrical room while the operator remains in a control room.

The PLC can provide:

• Start/stop control
• Speed reference
• Direction command
• Status monitoring
• Fault handling
• Process interlocks
• Production coordination

The drive then becomes a controlled component of the overall automation system.

This architecture is particularly appropriate for large factories, mines, cement plants, aggregate facilities, water systems, and process plants.

32. Advantages for System Expansion

The PowerFlex 755 platform is suitable for installations where additional drives may be added later.

A plant can use similar drive architectures across:

• Conveyors
• Pumps
• Fans
• Blowers
• Crushers
• Mixers
• Process equipment

This can simplify engineering and maintenance.

Technicians can become familiar with a common drive family rather than learning a completely different platform for each machine.

33. Advantages for Large Motor Applications

The 20G1ABE435JN0NNNNN is particularly valuable when motor power becomes too large for compact drive families.

Its 435 A rating and Frame 8 construction provide the necessary electrical and mechanical architecture for large industrial motors.

The 500 HP Light Duty capability is particularly significant for applications such as large fans, pumps, and blowers.

The 450 HP Normal Duty rating provides a strong general-purpose selection point.

The 350 HP Heavy Duty rating provides a practical option for demanding mechanical loads.

34. Product Strengths at a Glance

Feature	Benefit
435 A Output	High-current motor control
500 HP LD	Large Light Duty applications
450 HP ND	Strong general industrial capability
350 HP HD	Heavy mechanical applications
600 VAC	Suitable for large industrial systems
Frame 8	Large high-power architecture
Forced Air	High-power thermal management
Embedded EtherNet/IP	Centralized automation
No HIM	Clean centralized-control architecture
Filtered	Supports EMC-conscious installations
CM Jumper Installed	Newer J-series configuration
AC Precharge	Controlled energization
No DC Terminals	Defined AC-input architecture
Type 1 / IP20	Industrial indoor installation
600 mm MCC Style	Suitable for large MCC arrangements

35. Overall Product Evaluation

The 20G1ABE435JN0NNNNN is a strong choice when an industrial application requires a high-power AC drive but does not require a local HIM.

Its combination of 435 A output current, 600 VAC operation, 500 HP Light Duty capability, 450 HP Normal Duty capability, 350 HP Heavy Duty capability, Frame 8 construction, forced-air cooling, embedded EtherNet/IP, and no-HIM architecture makes it particularly suitable for large centralized industrial automation systems.

The model is especially well suited to installations where drives are located in dedicated electrical rooms and operators interact with the equipment from a centralized control room.

The embedded EtherNet/IP interface supports communication with the automation system, while the high-power architecture provides the electrical capacity necessary for large motors.

For a plant that requires local maintenance access, the related 20G1ABE435JN2NNNNN provides the handheld/local LCD configuration.

For permanent cabinet-door operator access, the related 20G1ABE435JN4NNNNN is the more appropriate configuration.

For a slightly lower current requirement, the 20G1ABE395JN0NNNNN provides 395 A capability.

For higher current requirements, the 20G1ABE460JN0NNNNN and 20G1ABE510JN0NNNNN provide additional capacity.

36. Final Technical Summary

The Allen-Bradley 20G1ABE435JN0NNNNN is a PowerFlex 755 AC Drive belonging to the PowerFlex 750-Series.

It is designed for 600 VAC, three-phase operation and provides a rated output current of 435 A.

Its main duty ratings are:

500 HP Light Duty

450 HP Normal Duty

350 HP Heavy Duty

The drive uses Frame 8 construction with a Type 1 / IP20, 600 mm deep MCC-style enclosure.

It is air cooled and forced air ventilated.

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

The drive has filtered input circuitry with the CM jumper installed.

It includes embedded EtherNet/IP.

The standard interface configuration is Blank / No HIM.

This makes the model particularly suitable for centralized automation systems where the drive is controlled through PLC, HMI, SCADA, DCS, or another industrial network rather than through a local keypad.

The approximate physical dimensions are:

2100 × 610 × 600 mm

The approximate weight is:

approximately 634 kg

The drive is suitable for large industrial applications including:

• Large conveyors
• Mining equipment
• Crushers
• Large pumps
• Large fans
• Industrial blowers
• Cement machinery
• Aggregate-processing equipment
• Material-handling systems
• Process machinery
• Industrial ventilation
• Heavy manufacturing equipment

The main advantages are:

• 435 A high-current output
• 500 HP Light Duty capability
• 450 HP Normal Duty capability
• 350 HP Heavy Duty capability
• 600 VAC three-phase operation
• Frame 8 high-power construction
• Forced-air cooling
• Embedded EtherNet/IP
• Blank/no-HIM centralized-control architecture
• Filtered configuration
• CM jumper installed
• AC input with precharge
• No DC terminals
• Flexible application range
• Strong suitability for large industrial automation systems

The direct predecessor is 20G1ABE435AN0NNNNN, while the newer J-series configuration provides the updated CM-jumper arrangement.

For the same 435 A power class with a local handheld interface, 20G1ABE435JN2NNNNN is the related choice.

For a permanent door-mounted interface, 20G1ABE435JN4NNNNN is the related configuration.

For lower current requirements, 20G1ABE395JN0NNNNN is a suitable related model.

For higher current requirements, 20G1ABE460JN0NNNNN and 20G1ABE510JN0NNNNN provide additional capacity.

Overall, the 20G1ABE435JN0NNNNN is best regarded as a large, centralized-control-oriented PowerFlex 755 drive for demanding industrial motor applications where high power, high current, 600 VAC operation, network integration, robust Frame 8 construction, and centralized operation are the primary requirements.