Company Information
E-mail		[email protected]
Mobile		+8615980777398
Whatsapp		+8615980777398
WeChat		15980777398

Allen-Bradley 20G11TE295JN0NNNNN PowerFlex 755 AC Drive — Detailed Specifications, Product Introduction, Applications, Advantages and Related Models

1. Product Overview

The Allen-Bradley 20G11TE295JN0NNNNN is a high-power PowerFlex 755 AC Drive designed for large industrial motor-control applications. It is a Frame 8, 600 VAC, three-phase variable-frequency drive with an output-current rating of 295 A and a PowerFlex 755 architecture intended for demanding industrial automation systems.

This model is configured with embedded EtherNet/IP, forced-air cooling, AC input with DC terminals, standard protection, integrated filtering, and a CM jumper installed configuration. It is supplied without a HIM, meaning the catalog configuration is specified as Blank / No HIM. Dynamic braking is also not included in the standard catalog configuration.

The drive has three principal duty classifications. Its Light Duty rating is 355 A / 350 HP, its Normal Duty rating is 295 A / 300 HP, and its Heavy Duty rating is 272 A / 250 HP. These ratings allow the same drive platform to be evaluated against different motor-load characteristics rather than treating every industrial application as having the same overload requirement.

The 20G11TE295JN0NNNNN is therefore best viewed as a large industrial drive rather than a general-purpose compact inverter. It is intended for applications where the motor is a major part of the production process, where speed control must be integrated with an automation system, and where high-current motor control is required.

The physical scale of a Frame 8 drive also means that installation planning is an important part of the product selection. Cabinet structure, power-cable routing, cooling airflow, grounding, maintenance access, lifting and handling, and enclosure design all need to be considered before installation.

2. Brand and Product Classification

Item	Specification
Brand	Allen-Bradley
Product Family	PowerFlex
Product Series	PowerFlex 755
Product Type	Industrial AC Drive / Variable Frequency Drive
Catalog Number	20G11TE295JN0NNNNN
Application Class	High-Power Industrial Motor Control
Voltage Class	600 VAC
Input Phase	Three Phase
Frame Size	Frame 8
Cooling Method	Forced Air / Air Cooled
Communication	Embedded EtherNet/IP
Construction	Open Type
Protection	Standard Protection
Lifecycle	Active

The product belongs to the PowerFlex 755 family within the PowerFlex 750-Series architecture.

This series is intended for industrial applications that need considerably more functionality and power capacity than a small machine-level VFD. The architecture is suited to large motors, process equipment, production machinery, conveyors, pumps, fans, compressors, material-handling equipment, and other high-power loads.

3. Product Series — PowerFlex 755

The PowerFlex 755 is a large industrial AC drive platform developed for applications where motor control, automation integration, diagnostics, communication, and flexible configuration are important.

The series covers multiple voltage classes, current ratings, frame sizes, duty ratings, and installation configurations. The 20G11TE295JN0NNNNN belongs to the 600 VAC three-phase portion of the family.

The PowerFlex 755 architecture is particularly useful in plants where the variable-frequency drive is integrated into a larger control system. Instead of simply receiving a local start/stop command, the drive can participate in an industrial communication network and exchange operating information with the plant’s automation system.

For a large production facility, this can mean that motor speed, current, status, faults, alarms, operating commands, and process information can all be incorporated into a centralized control strategy.

4. Catalog Number Identification

The catalog number 20G11TE295JN0NNNNN identifies a specific PowerFlex 755 configuration.

The most important configuration characteristics are summarized below.

Catalog Characteristic	Description
Catalog Number	20G11TE295JN0NNNNN
PowerFlex Family	PowerFlex 755
Voltage Group	600 VAC, Three Phase
Current Class	295 A
Frame	Frame 8
Cooling	Forced Air
Input	AC Input with DC Terminals
EMC/Filtering	Filtered
CM Configuration	CM Jumper Installed — Preferred Configuration
Dynamic Braking	None
HIM	Blank / No HIM
Protection	Standard Protection
Communication	Embedded EtherNet/IP
Enclosure	Open Type

One of the most important differences between this model and the earlier 20G11TE295AN0NNNNN configuration is the CM capacitor/jumper arrangement.

The JN version is specified with the CM jumper installed, while the AN version is associated with the CM jumper removed. The JN configuration is therefore not simply a different model number for the same physical configuration; it identifies a specific common-mode/filtering arrangement.

5. Main Technical Specifications

Parameter	Specification
Model	20G11TE295JN0NNNNN
Brand	Allen-Bradley
Series	PowerFlex 755
Voltage	600 VAC
Phase	3 Phase
Output Current	295 A
Light Duty	355 A / 350 HP
Normal Duty	295 A / 300 HP
Heavy Duty	272 A / 250 HP
Frame Size	8
Cooling	Forced Air
Input Type	AC Input with Precharge
DC Terminals	Yes
Filtering	Filtered
CM Jumper	Installed
Dynamic Braking	None
HIM	Blank / No HIM
Communication	Embedded EtherNet/IP
Protection	Standard Protection
Construction	Open Type
Application	High-Power Industrial Motor Control

The official product description identifies the model as a 600 VAC, three-phase PowerFlex 755 with a 295 A output-current class, Frame 8 construction, forced-air cooling, AC input with DC terminals, filtering, installed CM jumper, no dynamic braking, and no HIM.

6. Duty Rating Specifications

The three duty ratings are especially important when selecting this drive.

Duty Type	Continuous Output Current	Horsepower Rating	Approx. Power Equivalent
Light Duty	355 A	350 HP	Approx. 261 kW
Normal Duty	295 A	300 HP	Approx. 224 kW
Heavy Duty	272 A	250 HP	Approx. 186 kW

The published PowerFlex 750-Series technical data places the 20G11TE295JN0NNNNN at 355 A / 350 HP Light Duty, 295 A / 300 HP Normal Duty, and 272 A / 250 HP Heavy Duty, all within Frame 8.

These values should be interpreted as application-duty ratings rather than three currents that can simply be selected at will.

For a variable-torque application such as a large centrifugal fan or pump, the Light Duty rating may provide the appropriate motor capacity.

For a more conventional industrial motor application, the Normal Duty rating is generally the more relevant reference.

For a high-torque or demanding constant-torque application, the Heavy Duty rating becomes particularly important because the motor and machine may require greater overload capability.

7. What the 295 A Rating Means

The 295 A value is the principal catalog current rating associated with this Frame 8 configuration.

However, motor selection should not be based solely on horsepower.

Two motors with the same horsepower rating can have different full-load current requirements depending on motor efficiency, voltage, power factor, construction, and operating conditions.

For that reason, the actual motor nameplate current should always be compared with the appropriate drive duty rating.

For example, a nominal 300 HP motor does not automatically mean that every 300 HP motor can be connected to this drive under every operating condition. The motor’s actual full-load current and the process’s overload requirements must be evaluated.

8. Electrical Architecture

The 20G11TE295JN0NNNNN is designed for 600 VAC three-phase industrial power.

Its AC-input architecture includes precharge functionality and DC terminals, giving the drive the power structure required for a large-frame PowerFlex installation.

The DC terminals are also relevant to systems where DC-bus connections or associated PowerFlex power architecture are part of the overall installation design.

The exact wiring arrangement must follow the applicable installation documentation and the electrical design for the particular machine or plant.

9. Cooling System

The drive uses forced-air cooling.

At a current rating of 295 A, thermal management becomes a major part of the installation.

A large VFD does not simply produce useful motor output without losses. Semiconductor switching, power conversion, control electronics, and other internal components generate heat, and that heat must be removed from the equipment.

The cabinet should therefore provide an appropriate airflow path.

The intake and exhaust paths should be arranged so that heated air does not continuously recirculate through the drive.

Environmental contamination should also be considered. Dust, conductive particles, moisture, oil mist, and corrosive gases can affect cooling components and electrical assemblies over time.

10. Mechanical Dimensions and Weight

The 20G11TE295JN0NNNNN is a Frame 8 product, and the exact overall dimensions depend on the mechanical installation configuration.

The following values should therefore be regarded as reference dimensions, not as a substitute for the final project-specific mechanical drawing.

Mechanical Parameter	Approximate Reference
Frame Size	Frame 8
Open-Type Height	Approx. 2145 mm
Open-Type Width	Approx. 778 mm
Open-Type Depth	Approx. 425 mm
Approx. Open-Type Weight	Approx. 300–400 kg class
Typical IP20/NEMA 1 Cabinet Height	Approx. 2453 mm
Typical IP20/NEMA 1 Cabinet Width	Approx. 600 mm
Typical Cabinet Depth	Approx. 600–800 mm
Approx. Complete Cabinet Weight	Approx. 623 kg class
Typical IP54/NEMA 12 Cabinet Height	Approx. 2477 mm
Typical IP54/NEMA 12 Cabinet Width	Approx. 600 mm
Typical IP54/NEMA 12 Cabinet Depth	Approx. 800 mm
Approx. IP54 Cabinet Weight	Approx. 644 kg class

A commercial dimensional listing gives reference dimensions around 86.0 in × 28.35 in × 25.59 in for one listed configuration, equivalent to approximately 2185 mm × 720 mm × 650 mm, while other Frame 8 installation arrangements use different mechanical dimensions. This is why the exact configuration drawing should be used when designing a cabinet or equipment lineup.

For a high-power Frame 8 drive, the weight is significant. A complete cabinet assembly can be substantially heavier than the bare power structure because the enclosure, bus components, disconnect equipment, cooling equipment, wiring, and accessories add considerable mass.

The large-frame PowerFlex architecture also specifies roll-out handling equipment for Frame 8–10 drives to assist with power wiring and cabinet mounting.

11. Why the Physical Size Matters

A compact 5 HP or 10 HP VFD can often be mounted directly inside a standard control cabinet with relatively little mechanical preparation.

A Frame 8 PowerFlex 755 is completely different.

The drive becomes one of the largest components in the electrical system.

The enclosure must accommodate high-current power conductors, cooling airflow, control wiring, communication cables, protective devices, grounding connections, and maintenance access.

The floor-loading requirement may also need to be considered because a complete cabinet can weigh hundreds of kilograms.

For this reason, the mechanical installation should be planned at the same time as the electrical design rather than being treated as a final installation detail.

12. Embedded EtherNet/IP

One of the major advantages of the 20G11TE295JN0NNNNN is its embedded EtherNet/IP communication capability.

This makes the drive suitable for modern industrial automation architectures where the motor controller needs to exchange information with a PLC, HMI, supervisory system, or other networked automation equipment.

Typical drive information that can be incorporated into an automation system includes:

• Start and stop commands.
• Speed references.
• Output frequency.
• Motor current.
• Drive status.
• Fault information.
• Alarm information.
• Operating state.
• Diagnostic information.
• Process-related operating data.

The result is a drive that can become an integrated component of the control system rather than an isolated motor controller.

13. Typical Control Architecture

A typical installation can be organized around the following structure:

PLC → Industrial Ethernet Network → PowerFlex 755 → Large AC Motor

The PLC can send a speed reference to the drive.

The drive controls motor frequency and voltage according to the selected control strategy.

The drive can then return status and diagnostic information to the control system.

An HMI can display the operating information to plant personnel.

This approach is particularly useful for large production systems where multiple motors need to be coordinated.

14. Product Applications

Large Centrifugal Pumps

Large centrifugal pumps are one of the most natural applications for this type of drive.

Water-treatment plants, cooling-water systems, process-water systems, irrigation installations, and industrial circulation systems often need motor speed to change according to process demand.

A variable-frequency drive can adjust pump speed rather than relying exclusively on mechanical throttling.

This can improve process flexibility and may reduce energy consumption when the pump operates below full speed for significant periods.

Large Industrial Fans

Large fans and blowers are another strong application area.

Examples include:

• Process ventilation fans.
• Exhaust fans.
• Combustion-air fans.
• Cooling fans.
• Industrial air-handling systems.
• Large dust-extraction fans.

The Light Duty rating can be particularly useful for variable-torque fan applications when the motor and operating conditions fall within the applicable rating.

Large Conveyors

Large conveyors may require controlled acceleration and deceleration to reduce mechanical shock.

A high-power VFD can gradually accelerate a conveyor instead of applying full motor torque immediately.

This can be valuable for long belt conveyors, bulk-material handling systems, production conveyors, and heavy industrial transport equipment.

Mining Equipment

The PowerFlex 755 platform can be applied to large motors used in mining and mineral-processing equipment.

Potential applications include:

• Conveyor systems.
• Pumps.
• Fans.
• Feeders.
• Material-processing equipment.
• Large crushers.

For crushers and other highly demanding loads, however, Heavy Duty sizing must be checked carefully.

Water and Wastewater

Large wastewater pumps and water-distribution systems can benefit from adjustable-speed operation.

The drive can be controlled by process variables such as pressure, flow, tank level, or other plant measurements.

Network integration is particularly useful because the drive can become part of the centralized water-process automation system.

Industrial Compressors

Large compressors can also use variable-speed control where the compressor technology and process permit it.

The drive can provide controlled acceleration, operating-speed adjustment, and integration with the plant control architecture.

Compressor applications should always be evaluated according to the compressor manufacturer’s motor-control requirements, torque characteristics, speed limitations, and allowable acceleration profile.

Large Mixers and Agitators

Industrial mixers and agitators may require controlled acceleration because of the large inertia of the vessel and material.

The drive can provide a smoother transition from standstill to operating speed.

For heavy constant-torque applications, the Heavy Duty rating should be used as the principal reference when evaluating drive capacity.

Process Machinery

Large production machines can use the PowerFlex 755 as an integral part of the motor-control system.

Potential applications include:

• Material-processing machines.
• Large production lines.
• Industrial mixers.
• Winding equipment.
• Material-handling machinery.
• Process pumps.
• Large blowers.
• Industrial machine tools.
• Specialized production equipment.

15. Main Product Advantages

High-Power Capability

The first major advantage is its ability to handle a substantial motor load.

The 295 A Normal Duty rating and 355 A Light Duty rating place this drive in a high-power industrial category.

It is designed for applications where compact VFDs are not suitable.

Flexible Duty Classification

The three duty categories allow engineers to evaluate the drive against different process characteristics.

Duty	Current	HP	Typical Application Character
Light Duty	355 A	350 HP	Variable-torque / lower overload demand
Normal Duty	295 A	300 HP	General industrial motor applications
Heavy Duty	272 A	250 HP	Higher-torque / demanding load applications

This gives the PowerFlex 755 a wider practical application range than a drive whose rating is based on only one fixed horsepower category.

Integrated Industrial Networking

Embedded EtherNet/IP is another major benefit.

For a modern plant, communication capability can be just as important as motor-current capability.

The drive can be incorporated into an automation network and monitored through the plant control system.

This can reduce the need for large amounts of separate hardwired status and control wiring.

Large-Frame Industrial Architecture

Frame 8 construction is intended for large motor applications.

The architecture is designed around industrial power levels where mechanical and electrical engineering must be considered together.

Controlled Motor Starting

Starting a large motor directly across the line can produce substantial electrical and mechanical stress.

A variable-frequency drive can provide controlled acceleration.

The motor can be brought up to operating speed gradually, allowing the acceleration profile to be matched to the machine.

Controlled Deceleration

The same principle applies during stopping.

The drive can control deceleration instead of allowing the motor to coast freely or relying entirely on mechanical braking.

However, applications requiring very rapid deceleration or frequent braking must be evaluated carefully because this catalog configuration does not include dynamic braking.

Better Process Regulation

Variable-speed operation can provide better control of process equipment.

A pump can respond to changing flow requirements.

A fan can respond to changing air demand.

A conveyor can operate at different production rates.

A mixer can use different speeds during different process stages.

This flexibility can be valuable in automated production systems.

16. Advantages for Industrial Automation

The PowerFlex 755 architecture is especially useful when the drive is part of a larger automation system.

A large motor can become one controlled element within the production process.

For example, a process may require a pump to maintain a specific pressure while a conveyor operates at a speed determined by production demand.

The automation controller can coordinate both functions through the drive network.

This type of integration reduces the need to treat the motor as an independent device.

17. Advantages for Maintenance

Large industrial motors and drives can be expensive to operate and expensive to replace.

Diagnostic and communication capabilities can therefore have practical maintenance value.

Maintenance personnel can monitor drive status and investigate faults without necessarily starting with a physical inspection of every electrical component.

A planned maintenance program should still include inspection of:

• Cooling fans.
• Airflow passages.
• Electrical connections.
• Grounding.
• Cabinet cleanliness.
• Power cables.
• Control wiring.
• Network connections.
• Fault history.
• Abnormal temperature conditions.

18. CM Jumper Installed Configuration

The JN portion of the catalog number is particularly important.

The 20G11TE295JN0NNNNN is specified with:

Filtered, CM Jumper Installed — Preferred

The earlier AN configuration uses the corresponding CM jumper removed arrangement.

This common-mode configuration affects how the drive is applied with respect to the electrical system and grounding arrangement.

It should therefore be treated as an engineering specification rather than a simple catalog option.

When replacing an AN drive with a JN drive, the electrical design should be reviewed to make sure the new CM configuration is appropriate for the installation.

19. Filtering

The drive is specified as a filtered configuration.

Filtering can be important in installations where electromagnetic compatibility and conducted electrical noise need to be controlled.

The final EMC performance of a variable-frequency drive system depends on more than the drive itself.

Motor cable type, cable length, grounding, cabinet layout, cable separation, shielding, bonding, and other equipment can all influence the overall installation.

20. Dynamic Braking

The standard catalog configuration specifies:

Dynamic Braking: None

This is an important consideration for high-inertia machinery.

If an application requires rapid stopping, the drive system may need a separate braking strategy.

Depending on the application, this could involve:

• Controlled ramp-down.
• Mechanical braking.
• External braking equipment.
• Regenerative solutions.
• Application-specific energy-management equipment.

The appropriate solution depends on the motor, machine inertia, stopping time, cycle frequency, and process requirements.

21. HIM Configuration

The model is supplied as:

Blank — No HIM

The absence of a HIM does not prevent the drive from being controlled as part of an automation system.

In many modern installations, operators interact with the drive through a plant HMI or supervisory control system.

This can actually be useful when the drive is installed inside a large electrical cabinet where local operator controls are not required.

22. Installation Requirements

A Frame 8 PowerFlex 755 installation should be treated as a complete electrical-system design.

Installation Area	Recommended Design Consideration
Mounting	Rigid and level structural mounting
Cabinet	Adequately sized industrial enclosure
Cooling	Dedicated airflow and heat-management strategy
Power Wiring	High-current cable sizing and routing
Grounding	Proper protective and drive grounding
EMC	Appropriate cable separation and bonding
Maintenance	Adequate service clearance
Handling	Suitable lifting / roll-out equipment
Environment	Protection against contamination and moisture
Cable Entry	Adequate space for large power cables
Heat	Cabinet thermal calculation required
Final Dimensions	Verify project-specific mechanical drawing

Because of the size and weight of Frame 8 equipment, mechanical installation should be coordinated with electrical installation from the beginning.

23. Recommended Same-Series Models

The following five models are closely related PowerFlex 755 models in the same 600 VAC, three-phase product group.

They are useful when comparing the 295 A drive against higher-current alternatives.

Model	Voltage	Light Duty	Normal Duty	Heavy Duty	Frame
20G11TE355JN0NNNNN	600 VAC, 3 PH	395 A / 400 HP	355 A / 350 HP	295 A / 300 HP	8
20G11TE395JN0NNNNN	600 VAC, 3 PH	435 A / 450 HP	395 A / 400 HP	329 A / 350 HP	8
20G11TE435JN0NNNNN	600 VAC, 3 PH	460 A / 500 HP	435 A / 450 HP	355 A / 350 HP	8
20G11TE460JN0NNNNN	600 VAC, 3 PH	510 A / 500 HP	460 A / 500 HP	395 A / 400 HP	8
20G11TE510JN0NNNNN	600 VAC, 3 PH	545 A / 550 HP	510 A / 500 HP	425 A / 450 HP	8

These ratings come from the 600 VAC three-phase PowerFlex 750-Series selection data.

24. Related Model — 20G11TE355JN0NNNNN

The 20G11TE355JN0NNNNN is the next major step above the 295 A configuration.

Its Normal Duty rating is 355 A / 350 HP, while its Light Duty rating reaches 395 A / 400 HP.

It can be considered when a motor or process exceeds the 300 HP Normal Duty capacity of the 20G11TE295JN0NNNNN.

It retains the same general 600 VAC, three-phase PowerFlex 755 architecture and Frame 8 format.

25. Related Model — 20G11TE395JN0NNNNN

The 20G11TE395JN0NNNNN moves to a 395 A Normal Duty rating and 400 HP Normal Duty rating.

It provides a useful margin above the 355 A model and is suitable for larger motor applications within the same general product family.

This type of step-by-step current progression is useful when selecting a drive because it allows the engineer to move to the next power level without changing the overall drive architecture.

26. Related Model — 20G11TE435JN0NNNNN

The 20G11TE435JN0NNNNN provides 435 A Normal Duty and 450 HP Normal Duty capability.

Its Light Duty rating reaches 460 A / 500 HP.

This makes it a useful choice for larger pumps, fans, conveyors, and other high-power machinery where the 295 A model does not provide sufficient current capacity.

27. Related Model — 20G11TE460JN0NNNNN

The 20G11TE460JN0NNNNN offers 460 A Normal Duty and 500 HP Normal Duty capability.

It represents a substantial increase over the 295 A configuration.

For a large industrial motor where the process load is close to the upper range of the 20G11TE435 configuration, the 460 A model provides the next available capacity level within this group.

28. Related Model — 20G11TE510JN0NNNNN

The 20G11TE510JN0NNNNN is a higher-capacity 600 VAC Frame 8 PowerFlex 755 configuration.

Its Normal Duty rating is 510 A / 500 HP, while its Light Duty rating reaches 545 A / 550 HP.

This model is useful when a very large motor requires additional current capacity but the project still remains within the same general 600 VAC PowerFlex 755 architecture.

29. Same-Series Comparison

Model	LD Current	LD HP	ND Current	ND HP	HD Current	HD HP
20G11TE295JN0NNNNN	355 A	350 HP	295 A	300 HP	272 A	250 HP
20G11TE355JN0NNNNN	395 A	400 HP	355 A	350 HP	295 A	300 HP
20G11TE395JN0NNNNN	435 A	450 HP	395 A	400 HP	329 A	350 HP
20G11TE435JN0NNNNN	460 A	500 HP	435 A	450 HP	355 A	350 HP
20G11TE460JN0NNNNN	510 A	500 HP	460 A	500 HP	395 A	400 HP
20G11TE510JN0NNNNN	545 A	550 HP	510 A	500 HP	425 A	450 HP

This table shows how the PowerFlex 755 600 VAC Frame 8 family progresses through increasing current capacity.

30. Five Popular Models from the Same Brand

The following models represent other commonly encountered Allen-Bradley PowerFlex products. They are not direct substitutes for the 20G11TE295JN0NNNNN, because their voltage classes, power ranges, frame sizes, and intended applications are different.

Model	Series	Voltage Class	Phase	Current Class	General Application	Dimensions / Weight
25B-D024N114	PowerFlex 525	480 VAC	3 PH	24 A class	Compact general-purpose motor control	Compact; frame/configuration dependent
25B-D6P0N114	PowerFlex 525	480 VAC	3 PH	6 A class	Compact machine control	Compact; frame/configuration dependent
20F11NC3P4JA0NNNNN	PowerFlex 753	480 VAC	3 PH	3.4 A class	Small/medium industrial motor control	Frame dependent
20F11ND077AA0NNNNN	PowerFlex 753	480 VAC	3 PH	77 A class	Medium/high-power industrial control	Frame dependent
25C-D043N114	PowerFlex 523	480 VAC	3 PH	43 A class	Compact industrial applications	Compact; frame/configuration dependent

These models demonstrate the broader PowerFlex product range.

The PowerFlex 523 and 525 families are generally much more compact and are commonly used for smaller machine and general-purpose motor applications.

The PowerFlex 753 provides a larger industrial-drive platform, while the PowerFlex 755 moves into applications requiring higher power and more extensive system integration.

31. Comparison with PowerFlex 753

The PowerFlex 753 and PowerFlex 755 share the broader PowerFlex 750-Series architecture, but the 755 is generally positioned toward more demanding applications.

For a large 600 VAC, 295 A motor, the 20G11TE295JN0NNNNN is in a completely different physical and electrical class from compact PowerFlex 753 configurations.

This makes the PowerFlex 755 more appropriate when the motor is large and the drive is expected to be a major part of the plant automation system.

32. Comparison with PowerFlex 525

The PowerFlex 525 is a compact drive designed for much smaller motor applications.

Its major strengths are compact dimensions, integrated features, and relatively straightforward machine-level installation.

The 20G11TE295JN0NNNNN is intended for the opposite end of the application spectrum.

It is a large Frame 8 industrial drive designed around a high-power motor, large electrical cabinet, substantial power wiring, forced-air cooling, and industrial network integration.

33. Recommended Applications by Load Type

Load Type	Suitability	Recommended Duty Evaluation
Centrifugal Pump	Excellent	Light Duty / Normal Duty
Large Fan	Excellent	Light Duty
Blower	Excellent	Light Duty / Normal Duty
Conveyor	Very Good	Normal Duty / Heavy Duty
Mixer	Very Good	Normal Duty / Heavy Duty
Crusher	Application Dependent	Heavy Duty
Compressor	Very Good	Normal Duty / Heavy Duty
Water Pump	Excellent	Light Duty / Normal Duty
Wastewater Pump	Excellent	Light Duty / Normal Duty
Material Handling	Very Good	Normal Duty / Heavy Duty
Process Machinery	Very Good	Depends on load profile
Small Machine	Not Recommended	Drive is unnecessarily large

The final selection should always be based on actual motor current and load characteristics rather than horsepower alone.

34. Motor Selection Considerations

Before selecting this drive for a motor, the following information should be checked:

Motor Data	Why It Matters
Motor Voltage	Must match the drive application
Full-Load Current	Primary drive-current selection parameter
Horsepower	Determines approximate power class
Frequency	Important for motor operating range
Speed	Determines required frequency range
Service Factor	Influences application margin
Torque Characteristic	Helps determine LD/ND/HD suitability
Acceleration Time	Affects current demand
Inertia	Important for acceleration and stopping
Cable Length	Can influence output-side electrical behavior
Motor Insulation	Important for VFD applications
Environmental Conditions	Affects motor and drive installation

For a high-power installation, the actual motor nameplate current should be treated as one of the most important selection values.

35. Cabinet and Environmental Considerations

The open-type construction means that the drive is intended to be installed within an appropriate industrial electrical environment rather than being treated as a standalone weatherproof motor controller.

The cabinet should provide:

• Adequate protection.
• Suitable airflow.
• Correct power distribution.
• Proper grounding.
• Appropriate cable entry.
• Adequate maintenance clearance.
• Protection against excessive dust and moisture.
• Suitable ambient-temperature control.

The environmental conditions are especially important for large drives because contamination of cooling components can gradually reduce thermal performance.

36. Power Wiring

The 295 A current class means that power wiring must be carefully designed.

Cable size depends on the installation standard, ambient temperature, conductor material, allowable temperature rise, cable grouping, installation method, and applicable electrical code.

Power and control wiring should also be physically organized to minimize unwanted electrical interference.

Motor cables should be routed separately from sensitive communication and low-level control wiring where appropriate.

37. Grounding and EMC

The filtered configuration and CM jumper arrangement make grounding and EMC installation particularly important.

The drive should be incorporated into a properly designed grounding system.

Correct bonding between the drive, cabinet, motor, and associated equipment can help establish the intended high-frequency current paths and reduce unwanted electrical noise.

The motor cable and shield arrangement should be designed according to the applicable installation requirements rather than improvised during commissioning.

38. Maintenance Strategy

For a high-power PowerFlex 755 installation, preventive maintenance can be significantly more valuable than waiting for a drive fault.

A maintenance program can include:

1. Visual inspection.
2. Cooling-air inspection.
3. Fan inspection.
4. Cabinet cleaning.
5. Power-connection inspection.
6. Grounding inspection.
7. Cable inspection.
8. Network-communication verification.
9. Fault-history review.
10. Temperature and operating-condition monitoring.

The exact maintenance interval should be established according to operating hours, environmental conditions, duty cycle, manufacturer instructions, and plant maintenance policy.

39. Replacement and Lifecycle Considerations

The 20G11TE295JN0NNNNN is an active product configuration, making it an important model to consider for current PowerFlex 755 projects. The current product information identifies it as active and lists the same 600 VAC, 295 A, Frame 8 configuration.

This is particularly relevant when replacing the older 20G11TE295AN0NNNNN.

The two configurations are closely related in electrical capacity, but the CM jumper configuration differs.

The JN model uses the CM jumper installed arrangement, while the AN model represents the CM jumper removed arrangement.

Therefore, replacement should not be handled as a simple “same amperage” exchange. The grounding arrangement, EMC configuration, cabinet layout, control architecture, and motor system should all be checked.

40. Direct Technical Comparison — AN vs. JN

Parameter	Earlier Configuration	JN Configuration
Model	20G11TE295AN0NNNNN	20G11TE295JN0NNNNN
Series	PowerFlex 755	PowerFlex 755
Voltage	600 VAC	600 VAC
Phase	3 Phase	3 Phase
Current	295 A	295 A
Frame	8	8
Light Duty	355 A / 350 HP	355 A / 350 HP
Normal Duty	295 A / 300 HP	295 A / 300 HP
Heavy Duty	272 A / 250 HP	272 A / 250 HP
Cooling	Forced Air	Forced Air
Filtering	Filtered	Filtered
CM Jumper	Removed	Installed
Dynamic Braking	None	None
HIM	Blank / No HIM	Blank / No HIM

The principal catalog distinction is the CM jumper configuration.

41. Why Choose the 20G11TE295JN0NNNNN?

The model makes sense when the project requires a combination of:

• 600 VAC three-phase power.
• Approximately 300 HP Normal Duty motor capacity.
• High-current Frame 8 construction.
• 350 HP Light Duty capability.
• 250 HP Heavy Duty capability.
• Embedded EtherNet/IP.
• Forced-air cooling.
• AC input with DC terminals.
• Filtered electrical configuration.
• CM jumper installed.
• Large industrial cabinet integration.

It is particularly well suited to plants where large motors are integrated into a centralized automation architecture.

42. Product Advantages at a Glance

Advantage	Practical Benefit
High Current Capacity	Controls large industrial motors
600 VAC Class	Suitable for high-power industrial electrical systems
Frame 8	Provides a scalable large-drive architecture
350 HP LD Rating	Useful for variable-torque applications
300 HP ND Rating	Strong general industrial capability
250 HP HD Rating	Supports demanding load applications within rating
Embedded EtherNet/IP	Easy integration into industrial automation systems
Forced-Air Cooling	Supports high-power operation
Filtered Configuration	Supports EMC-conscious installations
CM Jumper Installed	Preferred configuration for applicable systems
No HIM	Suitable for cabinet and network-based control architectures
No Dynamic Braking	Allows braking strategy to be selected separately where required

43. Final Technical Summary

Parameter	Final Specification
Brand	Allen-Bradley
Series	PowerFlex 755
Model	20G11TE295JN0NNNNN
Product Type	High-Power AC Drive
Voltage Class	600 VAC
Phase	3 Phase
Output Current	295 A
Light Duty	355 A / 350 HP
Normal Duty	295 A / 300 HP
Heavy Duty	272 A / 250 HP
Frame	8
Cooling	Forced Air / Air Cooled
Input	AC Input with DC Terminals
Precharge	Included in input architecture
Communication	Embedded EtherNet/IP
Filtering	Filtered
CM Jumper	Installed — Preferred
Dynamic Braking	None
HIM	Blank / No HIM
Construction	Open Type
Approx. Open-Frame Dimensions	Approx. 2145 × 778 × 425 mm
Approx. Cabinet Dimensions	Approx. 2453 × 600 × 600–800 mm
Approx. Cabinet Weight	Approx. 623 kg class
Approx. IP54 Cabinet Weight	Approx. 644 kg class
Main Application	Large Industrial Motor Control
Typical Loads	Pumps, fans, conveyors, compressors, mixers, process equipment

The electrical ratings and core configuration are directly consistent with the PowerFlex 755 600 VAC technical data for this catalog number.

The dimensional and weight figures should be treated as engineering reference values because Frame 8 mechanical dimensions vary with the exact open-frame, cabinet, enclosure, power-distribution, and installation configuration.

44. Overall Product Evaluation

The Allen-Bradley 20G11TE295JN0NNNNN PowerFlex 755 is a substantial industrial AC drive designed for high-power motor-control applications.

Its 600 VAC three-phase input, 295 A output-current class, 350 HP Light Duty rating, 300 HP Normal Duty rating, 250 HP Heavy Duty rating, Frame 8 construction, forced-air cooling, embedded EtherNet/IP, filtered configuration, and CM jumper installed arrangement make it a strong choice for large automated industrial equipment.

The model is especially attractive where the motor is not simply an isolated piece of equipment but an integrated part of a production or process-control system.

For large pumps and fans, the variable-speed capability can provide useful process flexibility.

For conveyors and material-handling systems, controlled acceleration can improve machine behavior.

For process machinery, the network architecture allows the drive to participate in centralized automation.

For large industrial plants, the diagnostic and communication capabilities can make the drive easier to incorporate into an overall maintenance and control strategy.

At the same time, this is not a small or simple VFD.

A Frame 8 drive requires proper mechanical support, substantial electrical infrastructure, forced-air cooling, high-current wiring, suitable grounding, appropriate EMC practices, and sufficient maintenance access.

The physical weight of a complete cabinet can reach several hundred kilograms, so installation and handling must be planned before the equipment arrives.

When selecting between the 20G11TE295JN0NNNNN and the larger related models, the most important factors are the actual motor full-load current, duty cycle, overload requirement, torque profile, acceleration requirements, ambient conditions, and required control functions.

For a project centered around a roughly 300 HP Normal Duty motor at 600 VAC, the 20G11TE295JN0NNNNN occupies a very useful position within the PowerFlex 755 family.

It provides enough capacity for substantial industrial machinery while retaining the automation and communication features expected from a high-end PowerFlex 755 installation.

For applications requiring more current, the 20G11TE355JN0NNNNN, 20G11TE395JN0NNNNN, 20G11TE435JN0NNNNN, 20G11TE460JN0NNNNN, and 20G11TE510JN0NNNNN provide a logical progression through the same 600 VAC Frame 8 family.

For smaller equipment, PowerFlex 523, PowerFlex 525, and lower-power PowerFlex 753 products can be more practical because their physical size and power capacity are better matched to smaller motors.

Overall, the 20G11TE295JN0NNNNN is best characterized as a large-frame, high-power, network-integrated PowerFlex 755 AC drive for demanding industrial motor-control applications, with a strong fit for pumps, fans, conveyors, process machinery, material-handling equipment, water systems, and other large automated industrial loads.