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Allen-Bradley 20F14NF119JA0NNNNN — Detailed Product Introduction, Technical Specifications, Applications, Advantages and Related Models

The 20F14NF119JA0NNNNN is a high-capacity industrial AC drive designed for large three-phase motor applications where substantial power, controlled motor speed, reliable acceleration and deceleration, and flexible industrial automation integration are required.

The product belongs to the PowerFlex 753 series and the broader PowerFlex 750-Series family. It is a 690 VAC, three-phase, Frame 6, air-cooled industrial AC drive with a 119 A output rating.

The drive provides a 110 kW Normal Duty rating and a 90 kW Heavy Duty rating, placing it in a high-power industrial motor-control class.

One important characteristic of this particular catalog number is the JA configuration. Unlike the similar JN configuration, the JA version includes an internal dynamic-braking transistor. This makes the exact catalog number important when comparing otherwise similar PowerFlex 753 models.

The drive is configured for DC input with precharge, filtered operation with the common-mode capacitor jumper installed, embedded I/O, forced-air cooling, and an open-type industrial construction.

It is particularly suitable for large conveyors, pumps, fans, blowers, mixers, rollers, process machinery, material-handling equipment and other industrial machines where a high-capacity variable-frequency drive is required.

1. Product Basic Information

Parameter	Specification
Model	20F14NF119JA0NNNNN
Brand	Allen-Bradley
Product Family	PowerFlex 750-Series
Product Series	PowerFlex 753
Product Type	Industrial AC Drive / Variable Frequency Drive
Product Configuration	PowerFlex 753 Air-Cooled AC Drive
Voltage Rating	690 VAC
Input Phase	3 Phase
Normal Duty Output Current	119 A
Normal Duty Power	110 kW
Heavy Duty Output Current	98 A
Heavy Duty Power	90 kW
Frame Size	Frame 6
Cooling	Forced Air
Input Type	DC Input with Precharge
DC Bus Class	Approximately 932 VDC
Enclosure	IP20/IP00, NEMA/UL Open Type
Filtering	Filtered
Common-Mode Capacitor Jumper	Installed
Dynamic Braking	Internal Dynamic Braking Transistor
Internal Braking Transistor	Yes
HIM	Blank / No HIM
Embedded I/O	Yes
Protection	Standard Protection
Installation	Industrial Control Cabinet / Panel
Approx. Height	665.5 mm class
Approx. Width	308 mm class
Approx. Depth	346.4 mm class
Approx. Dimensions	665.5 × 308 × 346.4 mm class
Approx. Weight	Approximately 15–39 kg depending on configuration/source convention
Planning Weight	Approximately 38.6 kg
Weight (kg)	Approx. 38.6 kg
Typical Normal Duty Motor Class	Up to 110 kW
Typical Heavy Duty Motor Class	Up to 90 kW
Typical Applications	Pumps, fans, conveyors, blowers, mixers, rollers and process machinery

The dimensional and weight figures above should be treated as practical planning values rather than a substitute for the mechanical drawing of the exact supplied unit.

Different catalog configurations, packaging conventions and mechanical-reference points can result in different published dimensional or shipping-weight figures. For cabinet fabrication and lifting calculations, the actual unit drawing and nameplate information should govern.

For preliminary engineering, the drive can be considered a large Frame 6 unit approximately 665.5 mm high, 308 mm wide and 346.4 mm deep, with a planning weight of approximately 38.6 kg.

2. Brand and Product Series

Brand: Allen-Bradley.

Product Family: PowerFlex 750-Series.

Product Series: PowerFlex 753.

Product Type: Architecture-class industrial AC drive.

The PowerFlex 753 series is intended for industrial applications that require more flexibility than a basic compact variable-frequency drive.

The platform is designed for machine and process applications where features such as embedded I/O, communication expansion, feedback, configurable control functions and application-specific options can be useful.

The 20F14NF119JA0NNNNN represents a high-capacity 690 VAC configuration within this series.

3. Product Introduction

The primary function of the 20F14NF119JA0NNNNN is to regulate the electrical power delivered to a three-phase AC motor.

Instead of operating a motor continuously at one fixed speed, the drive can control motor speed according to the requirements of the machine.

This makes the drive useful in systems where the mechanical load changes during operation.

For example, a large conveyor may require a controlled acceleration sequence.

A pump may need to operate at several different flow rates.

A fan may need to increase or decrease airflow.

A mixer may require high torque during starting and a lower speed during processing.

A roller may need controlled acceleration, constant-speed operation and controlled deceleration.

The drive provides the electrical interface between the industrial control system and the motor.

4. Main Electrical Ratings

Electrical Parameter	Normal Duty	Heavy Duty
Model	20F14NF119JA0NNNNN	20F14NF119JA0NNNNN
Continuous Output Current	119 A	98 A
Short-Term Overload	Application dependent	Application dependent
Normal Duty Power	110 kW	—
Heavy Duty Power	—	90 kW
Voltage	690 VAC	690 VAC
Phase	3 Phase	3 Phase
Frame	Frame 6	Frame 6
Cooling	Forced Air	Forced Air
Input Type	DC Input with Precharge	DC Input with Precharge

The primary rating of this model is 119 A Normal Duty / 110 kW.

For Heavy Duty operation, the rating is 98 A / 90 kW.

This distinction is very important.

A 110 kW motor operating under a relatively stable Normal Duty load may be considered with this drive.

A 110 kW motor that continuously operates under Heavy Duty conditions would exceed the 90 kW Heavy Duty rating and should therefore be evaluated against a larger drive.

5. 690 VAC Three-Phase Configuration

The drive is designed for a 690 VAC three-phase electrical system.

This voltage class is particularly relevant to large industrial motor installations.

As motor power increases, electrical current becomes an increasingly important factor in system design.

A higher motor voltage can allow large amounts of power to be transferred with lower current than would be required at a lower voltage.

This can affect:

• Power cable selection.
• Switchgear sizing.
• Motor selection.
• Cabinet design.
• Power-distribution architecture.
• System losses.
• Installation cost.

The 690 VAC rating therefore makes the 20F14NF119JA0NNNNN particularly relevant to large industrial equipment.

6. Normal Duty and Heavy Duty

The drive has two important application ratings.

Duty Classification	Current Rating	Power Rating	Typical Load Character
Normal Duty	119 A	110 kW	Moderate overload requirements
Heavy Duty	98 A	90 kW	Higher torque / overload requirements

Normal Duty applications commonly include loads where the motor operates for long periods without severe overload.

Typical examples include many:

• Centrifugal pumps.
• Fans.
• Blowers.
• Continuous conveyors.
• Circulation systems.

Heavy Duty selection becomes more important when the machine experiences:

• High starting torque.
• High breakaway torque.
• Frequent acceleration.
• Frequent deceleration.
• Large mechanical inertia.
• Repeated load changes.
• Short-term overloads.
• Difficult starting conditions.
• High process torque.

The motor nameplate current should always be compared with the appropriate duty rating rather than selecting the drive solely according to motor horsepower or kW.

7. DC Input with Precharge

The 20F14NF119JA0NNNNN is configured for DC input with precharge.

The associated DC-bus class is approximately 932 VDC.

This makes the configuration useful in DC-bus and common-bus industrial power architectures.

A precharge circuit is important in high-power systems because the drive’s DC bus contains substantial capacitance.

When power is initially applied, the precharge process helps control the initial charging current.

This is especially important in systems containing multiple high-power drives or common DC-bus equipment.

8. Internal Dynamic Braking Transistor

One of the most important features of this specific model is its internal dynamic-braking transistor.

The A configuration in the relevant catalog position indicates that the drive includes the dynamic-braking transistor.

This differentiates the 20F14NF119JA0NNNNN from a similar 20F14NF119JN0NNNNN configuration, which does not have the internal dynamic-braking transistor.

This difference can be important in applications involving substantial rotating inertia.

During motor deceleration, mechanical energy can be returned to the drive’s DC bus.

If that energy is not managed correctly, DC-bus voltage can rise.

Dynamic braking provides a way to dissipate appropriate regenerative energy through an external braking resistor connected through the braking transistor.

9. Dynamic Braking Applications

The internal braking transistor can be particularly useful for applications involving:

• Large conveyors.
• High-inertia rollers.
• Large fans.
• Centrifuges.
• Rapid-cycle machinery.
• Material-handling systems.
• Large rotating equipment.
• Machinery requiring controlled stopping.

However, the presence of the internal transistor does not mean that every braking application is automatically solved.

The correct braking resistor, resistor rating, duty cycle and thermal design must still be considered.

The braking system should be sized according to the machine’s inertia, speed, stopping time and operating cycle.

10. Frame 6 Mechanical Construction

The drive uses a Frame 6 mechanical design.

This is a large industrial frame intended for substantial motor-power applications.

For preliminary cabinet planning, the approximate dimensions are:

665.5 mm × 308 mm × 346.4 mm.

The approximate planning weight is:

38.6 kg.

Mechanical Parameter	Specification
Model	20F14NF119JA0NNNNN
Frame	Frame 6
Height	Approx. 665.5 mm
Width	Approx. 308 mm
Depth	Approx. 346.4 mm
Approx. Dimensions	Approx. 665.5 × 308 × 346.4 mm
Weight	Approx. 38.6 kg for planning
Weight (kg)	Approx. 38.6 kg
Enclosure	IP20/IP00, NEMA/UL Open Type
Cooling	Forced Air
Installation	Industrial Cabinet / Panel
Mounting	Vertical
Cabinet Ventilation	Required
Service Clearance	Required

The physical dimensions are only one part of the cabinet calculation.

Additional space is normally required for:

• Incoming power connections.
• DC-bus connections.
• Motor cables.
• Control cables.
• Communication wiring.
• Braking resistor connections.
• Ventilation.
• Maintenance access.
• Safety equipment.

11. Enclosure and Environmental Considerations

The product configuration uses an IP20/IP00, NEMA/UL Open Type industrial construction.

This type of drive is generally installed inside an appropriately designed cabinet or enclosure.

The enclosure should provide suitable environmental protection against:

• Dust.
• Moisture.
• Oil mist.
• Chemical contamination.
• Mechanical impact.
• Excessive temperature.
• Unwanted airflow contamination.

The cabinet should also allow sufficient heat dissipation.

For a 110 kW-class drive, thermal design should not be treated as an afterthought.

12. Forced-Air Cooling

The 20F14NF119JA0NNNNN uses forced-air cooling.

High-power drives generate significant heat during operation.

The cabinet therefore needs a suitable airflow path.

Cooling Consideration	Requirement
Model	20F14NF119JA0NNNNN
Cooling	Forced Air
Cabinet Airflow	Required
Heat Dissipation	Must be calculated
Airflow Path	Must remain unobstructed
Cooling Fan	Maintenance required
Cabinet Temperature	Must remain within allowable limits
Nearby Heat Sources	Must be considered
Filter Maintenance	Required where applicable
Service Access	Required

Poor cabinet ventilation can cause the drive to operate at elevated temperatures, which can affect reliability and service life.

For continuous industrial operation, the thermal design should therefore be developed together with the electrical design.

13. Filtering and Common-Mode Capacitor Configuration

The model uses a filtered configuration with the common-mode capacitor jumper installed.

This configuration is relevant to electromagnetic compatibility and the overall motor-drive electrical system.

The installation should take into account:

• Motor cable length.
• Grounding.
• Shielding.
• Cabinet layout.
• Cable separation.
• Electrical noise.
• Motor insulation.
• System grounding.

The selected filter and common-mode capacitor configuration should be considered when designing the complete installation rather than treating it as an isolated drive parameter.

14. Embedded I/O

The PowerFlex 753 platform includes embedded I/O.

This can simplify basic control integration.

Depending on the application, the drive can interface with control equipment for functions such as:

• Start.
• Stop.
• Enable.
• Speed reference.
• Status.
• Fault indication.
• Analog references.
• Digital commands.

For larger industrial machines, embedded I/O can reduce the amount of additional interface hardware required for basic drive functions.

15. Communication Capability

The drive can be integrated into a larger industrial automation system through appropriate communication options.

A typical architecture can be represented as:

PLC → Industrial Network → PowerFlex 753 → Motor

An HMI can be added:

HMI → PLC → Drive

This allows operators to monitor and control the motor from a centralized interface.

The drive can therefore participate in a larger production system rather than functioning as a standalone speed controller.

16. Feedback and Advanced Motor Control

The PowerFlex 753 architecture supports applications that require more advanced motor-control functions.

Depending on the selected configuration and options, control strategies can include:

• Sensorless vector control.
• Vector control.
• Encoder-based feedback control.
• Volts-per-Hertz control.
• Speed control.
• Torque-related control.
• Position-related functions where appropriate.

Feedback can be particularly useful when the machine requires more accurate speed regulation or coordination with other mechanical equipment.

17. Product Application — Large Pumps

Large industrial pumps are one of the most common applications for a drive in this power class.

A pump does not necessarily need to operate at maximum speed all the time.

The drive can vary motor speed according to actual process requirements.

Typical applications include:

• Cooling-water pumps.
• Industrial water systems.
• Process-fluid pumps.
• Circulation pumps.
• Transfer pumps.
• Water-treatment systems.
• Industrial pumping stations.
• Large process pumps.

For centrifugal pump applications, changing motor speed can have a substantial effect on flow and pressure, making variable-speed control particularly useful.

18. Product Application — Large Fans

Large industrial fans can require significant motor power, especially when operating continuously.

The drive allows the fan speed to be adjusted to match ventilation or process requirements.

Typical applications include:

• Factory ventilation.
• Industrial exhaust.
• Furnace ventilation.
• Dust collection.
• Cooling systems.
• Air-handling equipment.
• Process ventilation.
• Large blower-fan systems.

This can provide more flexible control than simply switching the motor on and off.

19. Product Application — Large Blowers

Large blowers often require precise control of airflow and pressure.

The drive can regulate blower speed according to process requirements.

Applications include:

• Pneumatic conveying.
• Industrial drying.
• Process air.
• Dust collection.
• Combustion air.
• Furnace systems.
• Chemical processing.
• Manufacturing equipment.

The actual motor-duty classification should be determined from the blower’s torque curve and operating profile.

20. Product Application — Conveyor Systems

The 20F14NF119JA0NNNNN is well suited to large conveyor systems.

Conveyors can have substantial starting torque requirements, especially when carrying heavy loads.

Controlled acceleration can reduce mechanical shock.

Controlled deceleration can also improve machine behavior.

The internal dynamic-braking transistor makes this configuration particularly interesting for applications where controlled deceleration and regenerative-energy management are important.

Potential applications include:

• Mining conveyors.
• Bulk-material conveyors.
• Heavy production conveyors.
• Warehouse conveyors.
• Processing conveyors.
• Transfer systems.
• Material-handling equipment.

21. Product Application — Rollers

Industrial rollers can require accurate and repeatable speed control.

Examples include:

• Steel-processing rollers.
• Paper-processing equipment.
• Packaging rollers.
• Printing machinery.
• Material-processing rollers.
• Production-line rollers.

Where several rollers must operate together, communication and feedback options can become important.

22. Product Application — Mixers and Agitators

Large mixers can have substantial breakaway torque.

The load may also change as the material changes.

The drive can provide controlled acceleration and adjustable operating speed.

Typical applications include:

• Chemical mixing.
• Food processing.
• Material preparation.
• Batch processing.
• Industrial tanks.
• Process machinery.
• Manufacturing systems.

Heavy Duty operation should be considered where the mixer has high starting torque or repeated overload conditions.

23. Product Application — Process Machinery

The drive can also be used for many types of process machinery.

Typical applications include:

• Production lines.
• Manufacturing machinery.
• Large machine tools.
• Process equipment.
• Packaging machinery.
• Industrial rollers.
• Material-processing systems.
• Auxiliary production equipment.

The PowerFlex 753 architecture is particularly useful where the machine requires more than simple fixed-speed motor operation.

24. Product Advantages

High 119 A Output Capacity

The most obvious advantage of the 20F14NF119JA0NNNNN is its high current rating.

At 119 A Normal Duty, the drive can support large industrial motors.

The Normal Duty power rating reaches 110 kW.

This makes the product suitable for substantially larger machines than compact variable-frequency drives.

90 kW Heavy Duty Capacity

The Heavy Duty rating is 98 A / 90 kW.

This provides a strong capacity for applications where the motor experiences higher torque or overload requirements.

For a demanding 90 kW application, this model can be an appropriate candidate when the actual motor nameplate current and operating conditions fit within the drive’s rating.

690 VAC Operation

The 690 VAC rating is another major advantage.

It allows the drive to be used with higher-voltage industrial motors and larger power systems.

This is particularly relevant to heavy industrial equipment.

Internal Dynamic Braking Transistor

The internal dynamic-braking transistor is a significant advantage of the JA configuration.

It can simplify the architecture of a braking system because the drive already contains the switching element required for dynamic braking.

An appropriate external braking resistor is still required when the application calls for braking energy dissipation.

Modular Architecture

The PowerFlex 753 architecture is designed for flexibility.

Depending on the machine requirements, the drive can be expanded with suitable options.

This can include:

• Communication.
• Feedback.
• Additional I/O.
• Safety functions.
• Machine-specific control.
• Monitoring.

Embedded I/O

Embedded I/O provides a practical interface for basic machine-control signals.

This can simplify wiring and reduce the need for some external interface components.

Industrial Automation Integration

The drive can become part of a larger PLC-based control architecture.

This makes it suitable for automated production lines where speed, torque, status and fault information need to be exchanged with the main controller.

25. Product Advantages for Machine Builders

For machine builders, the 20F14NF119JA0NNNNN provides a combination of high power and flexible architecture.

A machine builder can use the PowerFlex 753 family across different machine sizes.

This can help standardize:

• Drive configuration.
• Programming.
• Communication.
• Troubleshooting.
• Spare parts.
• Maintenance procedures.

For large machines, standardizing on a common drive family can make engineering and maintenance more manageable.

26. Product Advantages for Maintenance

The PowerFlex 753 platform is also useful from a maintenance perspective.

A consistent drive platform can help maintenance personnel become familiar with:

• Parameter structures.
• Fault handling.
• Communication.
• Motor-control settings.
• I/O.
• Feedback.
• Preventive maintenance.
• Troubleshooting.

This can be particularly useful in plants where many motor-driven machines use related drive configurations.

27. Product Advantages for High-Inertia Machines

The JA configuration is especially noteworthy for applications involving high inertia.

A large rotating mass can store considerable mechanical energy.

When the motor is commanded to slow down, this energy can flow back toward the drive.

The internal dynamic-braking transistor can switch a braking resistor into the DC-bus circuit as required by the control strategy.

This can help manage DC-bus voltage during deceleration.

Typical applications include:

• Large fans.
• Large conveyors.
• Rollers.
• Centrifuges.
• Flywheel-type systems.
• Rapid stopping machinery.

The braking resistor must still be properly selected for the actual energy and duty cycle.

28. Complete Technical Parameter Table

Parameter	20F14NF119JA0NNNNN
Brand	Allen-Bradley
Product Family	PowerFlex 750-Series
Product Series	PowerFlex 753
Product Type	Industrial AC Drive
Voltage	690 VAC
Phase	3 Phase
Normal Duty Current	119 A
Normal Duty Power	110 kW
Heavy Duty Current	98 A
Heavy Duty Power	90 kW
Input Type	DC Input with Precharge
DC Bus Class	Approximately 932 VDC
Cooling	Forced Air
Frame	Frame 6
Enclosure	IP20/IP00, NEMA/UL Open Type
Filtering	Filtered
CM Capacitor Jumper	Installed
Dynamic Braking	Internal DB Transistor
Internal Braking Transistor	Yes
HIM	Blank / No HIM
Embedded I/O	Yes
Protection	Standard Protection
Communication Expansion	Available
Feedback Expansion	Available
Height	Approx. 665.5 mm
Width	Approx. 308 mm
Depth	Approx. 346.4 mm
Dimensions	Approx. 665.5 × 308 × 346.4 mm
Planning Weight	Approx. 38.6 kg
Weight (kg)	Approx. 38.6 kg
Installation	Industrial Control Cabinet
Mounting	Panel / Cabinet
Cooling Clearance	Required
Service Clearance	Required
Normal Duty Motor Class	Up to 110 kW
Heavy Duty Motor Class	Up to 90 kW
Typical Applications	Pumps, fans, conveyors, blowers, mixers, rollers and process machinery

29. Dimensions and Weight

Mechanical Parameter	Specification
Model	20F14NF119JA0NNNNN
Frame	Frame 6
Height	Approx. 665.5 mm
Width	Approx. 308 mm
Depth	Approx. 346.4 mm
Overall Dimensions	Approx. 665.5 × 308 × 346.4 mm
Approx. Weight	Approx. 38.6 kg for planning
Weight (kg)	Approx. 38.6 kg
Enclosure	IP20/IP00, NEMA/UL Open Type
Cooling	Forced Air
Mounting	Vertical Panel / Cabinet
Ventilation	Required
Service Space	Required
Cabinet Installation	Recommended / Required for open-type construction

Because weight figures can differ between product-only weight and shipping or configured-unit weight, the exact physical weight should be confirmed against the actual supplied unit before lifting equipment is selected.

For preliminary cabinet calculations, 38.6 kg is a practical planning figure.

30. Five Recommended Same-Series or Closely Related Models

The following models are useful choices for comparison because they are in the PowerFlex 753 family and cover nearby power levels or related configurations.

Model	Series	Voltage	ND Current	ND Power	HD Current	HD Power	Frame	Cooling	Approx. Dimensions	Weight (kg)
20F14NF061JN0NNNNN	PowerFlex 753	690 VAC	61 A	55 kW	50 A	45 kW	6	Forced Air	Approx. 665.5 × 308 × 346.4 mm	Approx. 38.6
20F14NF082JN0NNNNN	PowerFlex 753	690 VAC	82 A	75 kW	61 A	55 kW	6	Forced Air	Approx. 665.5 × 308 × 346.4 mm	Approx. 38.6
20F14NF098JN0NNNNN	PowerFlex 753	690 VAC	98 A	90 kW	82 A	75 kW	6	Forced Air	Approx. 665.5 × 308 × 346.4 mm	Approx. 38.6
20F14NF119JN0NNNNN	PowerFlex 753	690 VAC	119 A	110 kW	98 A	90 kW	6	Forced Air	Frame 6 class	Approx. 38.6
20F14NF119JA0NNNNN	PowerFlex 753	690 VAC	119 A	110 kW	98 A	90 kW	6	Forced Air	Frame 6 class	Approx. 38.6

The fifth model is included because it is the direct same-current comparison to the target model.

The key difference is the braking configuration.

The 20F14NF119JA0NNNNN includes the internal dynamic-braking transistor.

The 20F14NF119JN0NNNNN does not.

This distinction can be extremely important for machines that require frequent or controlled deceleration.

31. Same-Series Electrical Comparison

Model	ND Current	ND Power	HD Current	HD Power	Dynamic Braking
20F14NF061JN0NNNNN	61 A	55 kW	50 A	45 kW	None
20F14NF082JN0NNNNN	82 A	75 kW	61 A	55 kW	None
20F14NF098JN0NNNNN	98 A	90 kW	82 A	75 kW	None
20F14NF119JN0NNNNN	119 A	110 kW	98 A	90 kW	None
20F14NF119JA0NNNNN	119 A	110 kW	98 A	90 kW	Internal DB Transistor

This table highlights an important point.

The 20F14NF119JA0NNNNN and 20F14NF119JN0NNNNN have essentially the same basic current and power class.

The major difference is the braking configuration.

Therefore, the decision between them should not be made based solely on motor kW.

The machine’s deceleration requirements should also be evaluated.

32. Five Same-Brand Popular or Related Models

The following models are useful for comparison across different drive families and power levels.

Model	Series	Voltage Class	Current Class	Typical Power Class	Cooling	Construction	Approx. Dimensions	Weight (kg)
25B-D017N104	PowerFlex 525	480 VAC Class	17 A	Approx. 7.5 kW	Air Cooled	Compact	Approx. 200 × 300 × 180 mm	Approx. 5
25B-D024N104	PowerFlex 525	480 VAC Class	24 A	Approx. 11 kW	Air Cooled	Compact	Approx. 230 × 350 × 190 mm	Approx. 6–8
25B-D043N114	PowerFlex 525	480 VAC Class	43 A	Approx. 22 kW	Air Cooled	Compact / Larger Frame	Approx. 250 × 400 × 220 mm	Approx. 10–15
20F11NC043JA0NNNNN	PowerFlex 753	480 VAC Class	43 A	Approx. 22 kW	Air Cooled	Industrial	Approx. 250–300 × 500–700 × 300 mm	Approx. 30–45
20G11NC043JA0NNNNN	PowerFlex 755	480 VAC Class	43 A	Approx. 22 kW	Air Cooled	Industrial	Approx. 250–300 × 500–700 × 300 mm	Approx. 30–45

These models are related products rather than direct replacements.

The most important consideration is voltage class.

A 480 VAC drive should not be treated as a direct substitute for a 690 VAC drive.

The motor, power-distribution system, drive rating and complete electrical architecture must all be compatible.

33. Comparison with the 20F14NF119JN0NNNNN

The closest comparison is the same-current JN configuration.

Parameter	20F14NF119JN0NNNNN	20F14NF119JA0NNNNN
Voltage	690 VAC	690 VAC
ND Current	119 A	119 A
ND Power	110 kW	110 kW
HD Current	98 A	98 A
HD Power	90 kW	90 kW
Frame	6	6
Cooling	Forced Air	Forced Air
Input	DC + Precharge	DC + Precharge
Filtering	Filtered	Filtered
CM Jumper	Installed	Installed
Dynamic Braking	None	Internal DB Transistor
HIM	Blank / No HIM	Blank / No HIM
Approx. Dimensions	Frame 6 class	Frame 6 class
Weight (kg)	Approx. 38.6	Approx. 38.6

For an application with little need for regenerative braking, the JN configuration may be sufficient.

For a machine that requires dynamic braking, the JA configuration provides an important additional capability.

34. Comparison with the 20F14NF098JN0NNNNN

Parameter	20F14NF098JN0NNNNN	20F14NF119JA0NNNNN
Voltage	690 VAC	690 VAC
ND Current	98 A	119 A
ND Power	90 kW	110 kW
HD Current	82 A	98 A
HD Power	75 kW	90 kW
Frame	6	6
Cooling	Forced Air	Forced Air
Input	DC + Precharge	DC + Precharge
Dynamic Braking	None	Internal DB Transistor
Approx. Dimensions	Frame 6 class	Frame 6 class
Weight (kg)	Approx. 38.6	Approx. 38.6

The target model provides a substantial increase in capacity over the 98 A configuration.

Normal Duty power increases from 90 kW to 110 kW.

Heavy Duty power increases from 75 kW to 90 kW.

In addition, the JA configuration provides an internal dynamic-braking transistor.

35. Comparison with the 20F14NF082JN0NNNNN

Parameter	20F14NF082JN0NNNNN	20F14NF119JA0NNNNN
Voltage	690 VAC	690 VAC
ND Current	82 A	119 A
ND Power	75 kW	110 kW
HD Current	61 A	98 A
HD Power	55 kW	90 kW
Frame	6	6
Cooling	Forced Air	Forced Air
Dynamic Braking	None	Internal DB Transistor
Dimensions	Frame 6 class	Frame 6 class
Weight (kg)	Approx. 38.6	Approx. 38.6

The target model is significantly larger in electrical capacity than the 82 A model.

This makes it a better choice when the motor current is approaching the upper operating limit of the smaller drive.

36. Motor Selection

Motor selection should be based primarily on the actual motor nameplate and application load.

The motor’s kW rating is important, but it should not be the only selection parameter.

Motor Parameter	Selection Consideration
Motor Voltage	Must match the applicable 690 V system
Motor Current	Must be within the selected duty rating
Motor Power	Compare against 110 kW ND / 90 kW HD
Motor Frequency	Verify application requirements
Motor Speed	Verify required operating range
Starting Torque	Evaluate carefully
Continuous Torque	Evaluate thermal requirements
Peak Torque	Compare against overload capability
Motor Type	Confirm supported motor-control method
Feedback	Determine whether encoder feedback is required
Braking	Evaluate regenerative energy
Motor Cable	Consider length and installation
Environment	Consider temperature, dust, moisture and vibration

For a 110 kW Normal Duty motor, this drive is a logical candidate.

For a 90 kW Heavy Duty motor, it is also a strong candidate, provided the motor nameplate current and application conditions remain within the applicable ratings.

37. Application Selection Guide

Application	Suitability	Main Consideration
Large centrifugal pump	Excellent	Normal Duty may be suitable
Large industrial fan	Excellent	Variable-speed operation
Large blower	Excellent	Load curve and thermal conditions
Heavy conveyor	Excellent	Starting torque and braking
Large roller	Excellent	Speed control and inertia
Mixer	Good	Breakaway torque
Agitator	Good	Torque profile
Process machinery	Excellent	Control and communication
Material handling	Excellent	Acceleration and braking
High-inertia machine	Excellent with proper braking design	Braking resistor sizing
Hoisting equipment	Application-specific	Safety, feedback and braking
Rapid-cycle machinery	Good	Duty cycle and thermal loading

38. Typical Industrial Control Architecture

A typical industrial installation can be structured as:

PLC / Controller → Industrial Network → PowerFlex 753 Drive → Three-Phase Motor → Mechanical Load

A more complete machine architecture may look like:

HMI → PLC → Network → Drive → Motor → Machine

With feedback:

Encoder → Drive Feedback Interface

With dynamic braking:

Drive DC Bus → Internal Braking Transistor → External Braking Resistor

This architecture allows the drive to participate in a coordinated industrial control system.

39. Typical Industries

Industry	Typical Applications
Mining	Heavy conveyors and material handling
Manufacturing	Large production machinery
Water Treatment	Large pumps and circulation systems
Chemical Processing	Pumps, mixers and process machinery
Food Processing	Mixers and conveyors
Paper Industry	Rollers and process lines
Metals	Large rollers and processing machinery
Industrial HVAC	Fans and blowers
Utilities	Pumps and auxiliary equipment
Material Handling	Conveyors and transfer systems
General Process Industry	Pumps, fans, blowers and mixers

40. Installation Considerations

The drive should be installed with careful attention to cabinet layout.

The first consideration is physical size.

The Frame 6 unit is approximately 665.5 × 308 × 346.4 mm in planning dimensions.

The second consideration is weight.

A planning value of approximately 38.6 kg should be allowed for mechanical support.

The third consideration is airflow.

The drive is forced-air cooled, so ventilation paths must remain clear.

The fourth consideration is braking.

Because this particular JA configuration includes an internal dynamic-braking transistor, the braking resistor and associated wiring must be selected according to the actual machine requirements.

The fifth consideration is cable routing.

Power cables, motor cables and control wiring should be arranged appropriately to reduce electrical interference.

The sixth consideration is grounding.

A properly designed grounding system is essential for industrial drive performance and electrical safety.

41. Maintenance Considerations

Regular maintenance should include inspection of:

• Cooling fans.
• Airflow paths.
• Cabinet filters.
• Power connections.
• Control wiring.
• Grounding connections.
• Braking resistor connections.
• Motor cables.
• Drive fault history.
• Cabinet temperature.

Dust accumulation around ventilation paths can reduce cooling performance.

Loose power connections can cause additional heat.

Braking components should receive particular attention in applications with frequent deceleration because braking duty can be substantial.

42. Main Advantages at a Glance

Advantage	Practical Benefit
119 A Output	Supports large industrial motors
110 kW Normal Duty	High-capacity motor control
98 A Heavy Duty	Strong overload-oriented capability
90 kW Heavy Duty	Suitable for demanding 90 kW applications
690 VAC	Suitable for high-voltage industrial motors
Frame 6	Large industrial construction
Forced-Air Cooling	Supports high-power operation
Internal DB Transistor	Supports dynamic-braking applications
DC Input with Precharge	Suitable for common-bus architectures
Filtered Configuration	Supports electrical-noise management
Embedded I/O	Simplifies basic machine integration
Modular Architecture	Allows expansion
Communication Options	Supports automation integration
Feedback Options	Supports more demanding control
Broad Product Family	Simplifies capacity standardization

43. Five Same-Series Models — Detailed Recommendation Table

Model	Voltage	ND Current	ND Power	HD Current	HD Power	Dynamic Braking	Frame	Approx. Dimensions	Weight (kg)
20F14NF061JN0NNNNN	690 VAC	61 A	55 kW	50 A	45 kW	None	6	Approx. 665.5 × 308 × 346.4 mm	Approx. 38.6
20F14NF082JN0NNNNN	690 VAC	82 A	75 kW	61 A	55 kW	None	6	Approx. 665.5 × 308 × 346.4 mm	Approx. 38.6
20F14NF098JN0NNNNN	690 VAC	98 A	90 kW	82 A	75 kW	None	6	Frame 6 class	Approx. 38.6
20F14NF119JN0NNNNN	690 VAC	119 A	110 kW	98 A	90 kW	None	6	Frame 6 class	Approx. 38.6
20F14NF119JA0NNNNN	690 VAC	119 A	110 kW	98 A	90 kW	Internal DB Transistor	6	Frame 6 class	Approx. 38.6

These five models provide a useful selection range.

The 61 A model is suitable for lower-power applications.

The 82 A model provides 75 kW Normal Duty.

The 98 A model provides 90 kW Normal Duty.

The 119 A JN model provides 110 kW Normal Duty without the internal dynamic-braking transistor.

The target 119 A JA model provides the same basic motor-power capacity while adding the internal dynamic-braking transistor.

44. Five Same-Brand Popular or Related Models

Model	Series	Voltage Class	Current Class	Typical Power Class	Cooling	Application Position	Approx. Dimensions	Weight (kg)
25B-D017N104	PowerFlex 525	480 VAC Class	17 A	Approx. 7.5 kW	Air Cooled	Compact machinery	Approx. 200 × 300 × 180 mm	Approx. 5
25B-D024N104	PowerFlex 525	480 VAC Class	24 A	Approx. 11 kW	Air Cooled	Compact machinery	Approx. 230 × 350 × 190 mm	Approx. 6–8
25B-D043N114	PowerFlex 525	480 VAC Class	43 A	Approx. 22 kW	Air Cooled	Medium machinery	Approx. 250 × 400 × 220 mm	Approx. 10–15
20F11NC043JA0NNNNN	PowerFlex 753	480 VAC Class	43 A	Approx. 22 kW	Air Cooled	Industrial machinery	Approx. 250–300 × 500–700 × 300 mm	Approx. 30–45
20G11NC043JA0NNNNN	PowerFlex 755	480 VAC Class	43 A	Approx. 22 kW	Air Cooled	Advanced industrial machinery	Approx. 250–300 × 500–700 × 300 mm	Approx. 30–45

These products represent different points within the overall Allen-Bradley drive portfolio.

The PowerFlex 525 models are compact solutions for smaller machines.

The PowerFlex 753 models are better suited to larger industrial machines and architecture-class applications.

The PowerFlex 755 family is intended for applications where advanced control capabilities are particularly important.

The 20F14NF119JA0NNNNN is the appropriate choice among this comparison group when the system requires a 690 VAC, 119 A, 110 kW Normal Duty / 90 kW Heavy Duty configuration.

45. PowerFlex 525 Compared with PowerFlex 753

Feature	PowerFlex 525	PowerFlex 753
Product Position	Compact industrial drive	Architecture-class industrial drive
Typical Motor Range	Small to medium	Medium to large
Physical Size	Compact	Large
High-Power Capability	Limited compared with 753	Strong
690 VAC Class	Not its primary configuration	Available
Modular Architecture	More limited	Extensive
Embedded I/O	Yes	Yes
Feedback Expansion	Application dependent	Available
Communication Expansion	Available	Extensive
Typical Installation	Compact cabinet	Industrial cabinet
Typical Application	General machine control	Large industrial machinery
Target Product	—	20F14NF119JA0NNNNN

The PowerFlex 525 is generally a better choice for smaller machines where compact size and straightforward speed control are priorities.

The PowerFlex 753 is more suitable when the motor is larger and the machine requires additional architecture and expansion capability.

46. PowerFlex 753 Compared with PowerFlex 755

Characteristic	PowerFlex 753	PowerFlex 755
Primary Application	Industrial machine control	Advanced industrial control
Speed Control	Yes	Yes
Torque Control	Yes	Yes
Modular Architecture	Yes	Yes
Feedback	Available	Available
Communication	Available	Extensive
I/O Expansion	Available	Available
Safety Options	Available with suitable configuration	Available with suitable configuration
Typical Application	Industrial machinery	Advanced machinery and process systems
Application Complexity	Intermediate to advanced	Advanced
Target Product	20F14NF119JA0NNNNN	Related alternative

The PowerFlex 753 is a strong choice for large industrial machinery.

The PowerFlex 755 family becomes attractive when the application requires a more advanced control architecture or more specialized system functions.

47. Model Number and Configuration Characteristics

The catalog number 20F14NF119JA0NNNNN contains important configuration information.

The model identifies the PowerFlex 753 family.

The 14 portion corresponds to the 690 VAC class configuration.

The 119 identifies the 119 A current class.

The J/A configuration is especially important.

The J portion identifies the filtered/common-mode capacitor jumper configuration.

The A braking configuration indicates that the internal dynamic-braking transistor is installed.

The remaining configuration positions specify the selected options and blank/no-option states represented by this particular catalog number.

48. Why the JA Configuration Can Be Valuable

For many large machines, deceleration is just as important as acceleration.

A motor can accelerate a large mechanical load smoothly, but stopping that load can be more difficult.

The stored kinetic energy must go somewhere.

If the machine requires rapid deceleration, the drive may need to manage regenerative energy.

The internal dynamic-braking transistor gives the drive an integrated switching element for dynamic-braking applications.

This can make the 20F14NF119JA0NNNNN particularly attractive for machines where controlled braking is part of the normal operating cycle.

49. Recommended Applications for the JA Version

Application	Reason the JA Version May Be Attractive
Large conveyor	Controlled deceleration
High-inertia roller	Regenerative-energy management
Large fan	Faster stopping
Centrifuge	High rotational inertia
Material-handling system	Controlled acceleration/deceleration
Rapid-cycle machine	Frequent braking
Large production machine	More controlled stopping
High-inertia process equipment	DC-bus energy management
Large rotating equipment	Dynamic braking capability

The braking resistor and duty cycle still need to be engineered correctly.

The internal transistor is an enabling component, not a complete braking system by itself.

50. Complete Product Summary

Category	20F14NF119JA0NNNNN
Brand	Allen-Bradley
Series	PowerFlex 753
Family	PowerFlex 750-Series
Product Type	Industrial AC Drive
Voltage	690 VAC
Phase	Three Phase
Normal Duty Current	119 A
Normal Duty Power	110 kW
Heavy Duty Current	98 A
Heavy Duty Power	90 kW
Input	DC Input with Precharge
DC Bus Class	Approx. 932 VDC
Frame	Frame 6
Cooling	Forced Air
Enclosure	IP20/IP00, NEMA/UL Open Type
Filtering	Filtered
CM Jumper	Installed
Dynamic Braking	Internal DB Transistor
Internal Braking Transistor	Yes
HIM	Blank / No HIM
Embedded I/O	Yes
Protection	Standard
Height	Approx. 665.5 mm
Width	Approx. 308 mm
Depth	Approx. 346.4 mm
Dimensions	Approx. 665.5 × 308 × 346.4 mm
Planning Weight	Approx. 38.6 kg
Weight (kg)	Approx. 38.6 kg
Installation	Industrial Control Cabinet
Typical ND Motor Class	Up to 110 kW
Typical HD Motor Class	Up to 90 kW
Typical Applications	Pumps, fans, blowers, conveyors, rollers, mixers and process machinery

51. Overall Product Evaluation

The 20F14NF119JA0NNNNN is a high-capacity industrial AC drive intended for demanding three-phase motor-control applications.

Its main electrical specification is 690 VAC, 119 A Normal Duty, 110 kW Normal Duty, 98 A Heavy Duty and 90 kW Heavy Duty.

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

The drive is particularly suitable for applications involving large pumps, fans, blowers, conveyors, rollers, mixers, process machinery and material-handling systems.

One of the most important features of this particular catalog number is the internal dynamic-braking transistor.

This separates the JA configuration from the otherwise very similar JN configuration.

For applications with substantial rotating inertia or frequent deceleration, that difference can be important.

The 690 VAC voltage class makes the drive appropriate for larger industrial motor systems.

The Frame 6 construction provides a substantial mechanical platform, while the forced-air cooling system supports high-power operation when the cabinet is properly designed.

The approximate planning dimensions are 665.5 × 308 × 346.4 mm, and a planning weight of approximately 38.6 kg should be allowed for cabinet and mounting calculations.

The open-type construction means that appropriate cabinet protection is normally required.

Thermal management is also important because this is a 110 kW-class drive.

The cabinet should provide adequate airflow and sufficient service access.

From a motor-selection perspective, the 110 kW Normal Duty rating makes this drive a logical candidate for motors around 110 kW when the load is suitable for Normal Duty.

For Heavy Duty applications, the rating is 90 kW, so a 90 kW motor can be considered when the actual motor current and operating profile are within the drive’s limits.

For larger Heavy Duty motors, a higher-capacity drive should be evaluated.

The PowerFlex 753 platform also provides flexibility beyond basic frequency conversion.

Embedded I/O supports direct machine integration.

Communication options allow connection to industrial controllers.

Feedback options can support more demanding speed-control applications.

The modular architecture allows the drive to be adapted to different machine requirements.

For large industrial equipment, this combination of power capacity, modular architecture and dynamic-braking capability makes the 20F14NF119JA0NNNNN a particularly useful configuration.

In practical terms, the product can be summarized as a 690 VAC, three-phase, 119 A, 110 kW Normal Duty / 90 kW Heavy Duty, Frame 6, forced-air-cooled PowerFlex 753 industrial AC drive with DC input and precharge, filtered configuration, common-mode capacitor jumper installed, embedded I/O, blank HIM configuration and an internal dynamic-braking transistor.

It is especially well suited to large pumps, industrial fans, blowers, conveyors, high-inertia rollers, mixers, material-handling systems, process machinery and other high-power industrial motor applications where variable-speed operation, controlled acceleration, controlled deceleration and integration with a larger automation system are required.