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Allen-Bradley 20P41AB265RA0NNN PowerFlex DC Drive – 75 HP Regenerative DC Drive

1. Product Overview

The Allen-Bradley 20P41AB265RA0NNN is a high-power PowerFlex DC Drive designed for demanding industrial DC motor applications requiring controlled speed, torque, acceleration, deceleration, and regenerative operation. It is a 230 V AC class, three-phase input DC drive with a 265 A DC output rating and a 75 HP normal-duty rating.

The 20P41AB265RA0NNN belongs to the regenerative section of the PowerFlex DC drive family. Its four-quadrant operating capability makes it particularly suitable for machinery where the motor must not only accelerate and run under load, but also actively control deceleration, reverse direction, or return regenerated energy through the drive system.

This type of drive is commonly associated with large industrial machines that have significant inertia, frequent speed changes, reversing requirements, or loads capable of driving the motor during deceleration. Typical examples include material-processing machinery, web-handling equipment, metal-processing lines, printing equipment, converting machinery, hoisting-related systems, and other large DC motor installations.

The 20P41AB265RA0NNN is configured as an open-style/IP20 drive, with conformal coating, no installed HIM display, and no communication module in the standard catalog configuration. The product is intended to be installed as part of a properly designed control cabinet or industrial electrical enclosure rather than operated as a standalone enclosed field device.

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2. Basic Product Parameters

Parameter	Specification
Brand	Allen-Bradley
Product Family	PowerFlex DC Drive
Series	PowerFlex Digital DC Drive
Product Type	Regenerative DC Drive
Model / Catalog Number	20P41AB265RA0NNN
Motor Operation	Four-quadrant regenerative operation
Nominal AC Input Voltage	230 V AC class
AC Input Range	200…240 V AC
AC Input Phase	Three-phase
Normal-Duty Power	56 kW
Normal-Duty Horsepower	75 HP
DC Output Current	265 A
AC Line Current	Approximately 217 A
Frame Size	Frame B
Enclosure Style	IP20 / NEMA/UL Type Open
HIM	No HIM, blank plate configuration
Communication Module	None in standard configuration
Field Supply	Regulated field supply configuration
Input Configuration	Six-pulse input
Motor Operation	Regenerative / four-quadrant
Conformal Coating	Yes
Installation	Panel / cabinet installation
Approximate Dimensions	Approximately 330 × 450 × 270 mm*
Approximate Weight	Approximately 19 kg*
Approximate Shipping Weight	Approximately 23–26 kg*
Intended Motor Type	DC motor
Typical Application Class	Heavy industrial variable-speed DC motor control

*Dimensions and weight are practical approximate values for planning purposes. Actual mechanical dimensions and shipping weight should be checked against the mechanical drawing and the exact hardware revision before cabinet fabrication or transportation planning.

The electrical rating of the 20P41AB265RA0NNN is particularly important when selecting upstream protection, line reactors, contactors, conductors, cabinet cooling, and the connected DC motor. The 265 A figure represents the drive’s DC output rating, while the AC line current is approximately 217 A under the applicable rated conditions.

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3. Detailed Electrical Specifications

Electrical Parameter	20P41AB265RA0NNN Specification
Model / Catalog Number	20P41AB265RA0NNN
AC Input Voltage Class	200…240 V AC
Nominal Input Voltage	230 V AC
Input Phase	3 Phase
Input Frequency	50/60 Hz class industrial supply
DC Output Current	265 A
Approx. AC Line Current	217 A
Rated Motor Power	75 HP
Rated Motor Power	56 kW
Drive Type	Regenerative
Motor Control	Four-quadrant
Input Rectification	Six-pulse
Field Supply	Single-phase regulated field supply configuration
Overload Capability	150% for 60 seconds
Short-Time Overload	200% for 3 seconds
Communication	None in standard catalog configuration
Operator Interface	Blank plate / no HIM
Drive Enclosure	IP20 / NEMA/UL Type Open
Conformal Coating	Included
Recommended Installation	Electrical control cabinet
Cooling	Forced-air / cabinet thermal-management arrangement
Motor Feedback	Application-dependent feedback configuration
Application Type	Industrial DC motor speed and torque control

The drive family is designed around substantial short-time overload capability. The published technical information specifies a 150% overload capability for 60 seconds and 200% for 3 seconds, which is useful for applications involving temporary acceleration loads, process disturbances, starting torque demand, and short-duration mechanical overloads.

The regenerative architecture is one of the most important characteristics of this catalog number. Unlike a simple non-regenerative DC drive, the regenerative configuration is intended for applications where controlled energy flow can occur in both motoring and regenerative operating conditions.

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4. Mechanical and Installation Parameters

Mechanical Parameter	Specification
Model / Catalog Number	20P41AB265RA0NNN
Frame Size	B
Enclosure	IP20 / NEMA/UL Type Open
Approx. Width	330 mm
Approx. Height	450 mm
Approx. Depth	270 mm
Approx. Net Weight	19 kg
Approx. Shipping Weight	23–26 kg
Installation Method	Panel / cabinet mounted
Mounting Environment	Industrial electrical cabinet
Cooling Arrangement	Forced-air cooling
Service Access	Front-access electrical service arrangement
Cabinet Requirement	Recommended
Environmental Protection	Open-style drive; final enclosure must provide application-appropriate protection
Conformal Coating	Yes
Operator Panel	Blank plate configuration
Communication Option	None supplied as standard

Because the unit is an IP20/open-style industrial drive, it should not be treated like a fully enclosed outdoor variable-speed drive. Cabinet design, ventilation, clearance, ambient temperature, dust control, cable routing, grounding, and maintenance access are all important parts of a complete installation.

For a 75 HP DC drive, thermal management deserves particular attention. The cabinet should be designed around the heat generated by the drive, associated contactors, reactors, fuses, field components, and other electrical equipment installed in the same enclosure.

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5. Product Introduction

The Allen-Bradley 20P41AB265RA0NNN is intended for industrial applications where a conventional AC variable-frequency drive is not the preferred solution and a controlled DC motor system remains important to the process.

The drive provides controlled DC motor operation from a three-phase AC supply. Its regenerative configuration gives the system the ability to manage both motoring and regenerative conditions, which is especially useful when the mechanical load can return energy to the motor during deceleration.

The 75 HP rating places this model in the larger industrial range of the PowerFlex DC family. With a 265 A DC output capability, it is suitable for substantial DC motor installations where high continuous current capacity is required.

The Frame B construction also provides a practical platform for larger industrial control cabinets while maintaining a standardized family architecture. This is useful for facilities that operate multiple PowerFlex DC drives and want a consistent approach to installation, service, spare parts, and maintenance.

The catalog configuration represented by 20P41AB265RA0NNN does not include a HIM operator interface or a communication module. This configuration can be advantageous when the drive is intended to be integrated into a larger machine control system rather than operated locally through a dedicated keypad.

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6. Understanding the Regenerative Design

Regenerative operation is one of the defining characteristics of the 20P41AB265RA0NNN.

In a basic motoring condition, electrical energy is converted into mechanical energy by the DC motor. During deceleration or an overhauling condition, however, the motor can act as a generator and return electrical energy toward the drive.

A regenerative DC drive is designed to manage this bidirectional energy flow.

This is especially valuable in machines where deceleration happens frequently. Instead of treating every deceleration event simply as a braking problem, the regenerative drive provides active electrical control of the energy generated by the motor.

Four-quadrant operation also makes the drive suitable for systems requiring controlled forward and reverse torque. This is important for machinery where direction changes are part of normal production rather than an occasional maintenance function.

Typical four-quadrant applications include reversing machinery, tension-control equipment, hoisting-related mechanisms, winders, unwinders, rolling equipment, and process machines with rapid acceleration and deceleration cycles.

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7. Main Product Advantages

7.1 High 265 A DC Output Capacity

The 265 A DC rating gives the drive the current capability required by larger DC motors.

For heavy industrial machinery, current capacity is one of the most important selection criteria. A drive that is undersized for the motor or process load may experience excessive current demand, nuisance trips, thermal stress, or inadequate acceleration performance.

The 20P41AB265RA0NNN provides a substantial current rating while remaining part of a standardized PowerFlex DC product family.

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7.2 75 HP Industrial Power Rating

The 75 HP rating makes this model suitable for substantial production machinery.

A 75 HP DC motor can provide considerable torque and mechanical power, making the drive appropriate for applications where a small industrial drive would not have sufficient capacity.

The combination of 56 kW and 265 A provides a convenient reference point when comparing the drive with an existing DC motor installation.

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7.3 Four-Quadrant Regenerative Operation

The regenerative architecture is one of the strongest technical features of this model.

Four-quadrant operation allows the motor system to operate with controlled positive and negative torque in both rotational directions.

This is valuable for machines that frequently reverse, decelerate under load, or experience an overhauling load.

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7.4 Strong Short-Time Overload Capability

The PowerFlex DC family provides significant short-duration overload capability, with ratings of 150% for 60 seconds and 200% for 3 seconds.

This gives the drive additional capability for temporary process demands such as acceleration, short-term torque increases, or sudden load changes.

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7.5 Industrial Cabinet Integration

The IP20/open-style construction is intended for integration into an industrial electrical enclosure.

This arrangement allows engineers to design the complete power and control system around the drive, including disconnects, protection devices, reactors, contactors, field components, control terminals, PLC systems, and other automation hardware.

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7.6 Conformal Coating

The catalog configuration includes conformal coating.

For industrial applications, conformal coating can provide additional protection to electronic assemblies against certain environmental influences. It does not eliminate the need for correct cabinet design, temperature management, contamination control, and proper installation.

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7.7 Suitable for Modernization of Existing DC Systems

One practical advantage of a PowerFlex DC drive is its suitability for modernization projects where an existing DC motor and mechanical system remain serviceable.

Many industrial facilities have large DC motors that are mechanically robust and still suitable for production. Replacing the entire motor and machine simply because the original drive is obsolete can be significantly more complicated than modernizing the drive system.

The 20P41AB265RA0NNN can therefore be considered for retrofit projects where the existing motor, field system, feedback device, mechanical load, and electrical infrastructure are compatible with the new drive.

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8. Typical Applications

8.1 Steel and Metal Processing

DC motors have historically been widely used in metal-processing equipment because of their controllable torque and speed characteristics.

The 20P41AB265RA0NNN can be considered for large DC motor applications associated with rolling, processing, tension control, material movement, and other heavy industrial machinery.

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8.2 Paper and Pulp Machinery

Paper machinery frequently involves continuous material movement and carefully controlled web speed.

The regenerative characteristics of this drive can be useful in sections where the motor must accelerate, decelerate, reverse, or maintain controlled torque against a changing mechanical load.

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8.3 Winder and Unwinder Systems

Winders and unwinders are particularly demanding applications because the mechanical relationship between speed, torque, roll diameter, and material tension changes continuously.

A regenerative four-quadrant drive is well suited to applications where controlled torque and bidirectional energy flow are important.

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8.4 Printing Machinery

Large printing and converting systems can contain multiple drive sections with synchronized speed requirements.

The drive can be applied to suitable DC motor sections where precise speed control, acceleration, deceleration, and reversing are required.

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8.5 Material Handling

Large conveyors, positioning equipment, lifting systems, and other material-handling machines may benefit from the controlled torque and regenerative characteristics of a DC drive.

The exact suitability depends on the mechanical load profile, motor characteristics, braking requirements, and control architecture.

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8.6 Textile Machinery

Certain large textile machines continue to use DC motor technology, particularly in legacy installations.

The 20P41AB265RA0NNN can provide a practical modernization option when maintaining the existing DC motor and mechanical system is more appropriate than redesigning the entire machine.

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8.7 Test Stands

Industrial test equipment may require frequent acceleration and deceleration cycles.

Regenerative operation can be useful in test systems because the motor may alternate repeatedly between motoring and generating conditions.

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8.8 Reversing Machinery

Machines that require repeated forward/reverse operation can take advantage of four-quadrant operation.

The regenerative architecture provides controlled torque in both directions, making it appropriate for certain reversing applications.

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9. Typical Application Characteristics

Application Requirement	Suitability of 20P41AB265RA0NNN
Model / Catalog Number	20P41AB265RA0NNN
Large DC motor	Excellent fit when motor rating is compatible
75 HP class motor	Direct rating class
High DC current requirement	265 A capacity
Frequent acceleration	Suitable
Frequent deceleration	Suitable
Regenerative braking	Suitable
Forward/reverse operation	Suitable
Four-quadrant control	Suitable
Heavy industrial machinery	Suitable
Existing DC motor retrofit	Potentially suitable
Winder/unwinder	Suitable when system requirements match
Paper machinery	Suitable
Metal-processing machinery	Suitable
Printing/converting equipment	Suitable
High-speed AC motor replacement	Not a direct application; motor compatibility must be checked
Outdoor standalone installation	Not intended without appropriate enclosure
Direct connection to an AC motor	Not applicable

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10. Five Related Models from the Same Series

The following models belong to the same PowerFlex DC regenerative drive family and are useful for comparison when selecting a drive around the 75 HP range.

Model	Rated HP	Rated kW	DC Current	AC Line Current	Input	Frame
20P41AB146RA0NNN	40 HP	30 kW	146 A	Approx. 119 A	200…240 V AC, 3 PH	B
20P41AB180RA0NNN	50 HP	37 kW	180 A	Approx. 147 A	200…240 V AC, 3 PH	B
20P41AB218RA0NNN	60 HP	45 kW	218 A	Approx. 178 A	200…240 V AC, 3 PH	B
20P41AB265RA0NNN	75 HP	56 kW	265 A	Approx. 217 A	200…240 V AC, 3 PH	B
20P41AB360RA0NNN	100 HP	75 kW	360 A	Approx. 294 A	200…240 V AC, 3 PH	B

These models form a particularly useful group because they cover the 40 HP through 100 HP range while maintaining the same general regenerative PowerFlex DC architecture.

The 20P41AB218RA0NNN is the closest lower-power model, rated at 60 HP and 218 A, while the 20P41AB360RA0NNN moves up to 100 HP and 360 A.

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11. Detailed Comparison of Related Models

Model	HP	kW	DC Amps	Approx. AC Amps	Frame	Typical Position
20P41AB146RA0NNN	40	30	146	119	B	Lower-power option
20P41AB180RA0NNN	50	37	180	147	B	Medium-power option
20P41AB218RA0NNN	60	45	218	178	B	Direct lower step
20P41AB265RA0NNN	75	56	265	217	B	Target model
20P41AB360RA0NNN	100	75	360	294	B	Higher-power option

The models above are not interchangeable simply on the basis of horsepower. Actual drive selection should consider the motor’s armature current, field requirements, rated voltage, feedback system, acceleration requirements, load inertia, regenerative duty, ambient conditions, and the complete machine control design.

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12. Five Additional Same-Family Models

For projects requiring a broader range of PowerFlex DC regenerative capacity, the following models are also relevant.

Model	Rated HP	Rated kW	DC Current	Frame
20P41AB434RA0NNN	125 HP	93 kW	434 A	B
20P41AB521RA0NNN	150 HP	112 kW	521 A	C
20P41AB700RA0NNN	200 HP	149 kW	700 A	C
20P41AB875RA0NNN	250 HP	186 kW	875 A	D
20P41AB1K0RA0NNN	300 HP	224 kW	1050 A	D

These larger models demonstrate how the same regenerative DC drive family extends well beyond the 75 HP class. The 265 A model therefore sits in the middle of a broad high-power DC drive range rather than being an isolated product.

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13. Non-Regenerative Related Models

For applications that do not require regenerative four-quadrant operation, the related 20P21 family can also be considered.

Model	Drive Type	Rated HP	DC Current Class	Input Class	Frame
20P21AB146RA0NNN	Non-regenerative DC	40 HP	146 A	230 V AC class	B
20P21AB180RA0NNN	Non-regenerative DC	50 HP	180 A	230 V AC class	B
20P21AB218RA0NNN	Non-regenerative DC	60 HP	218 A	230 V AC class	B
20P21AB265RA0NNN	Non-regenerative DC	75 HP	265 A	230 V AC class	B
20P21AB360RA0NNN	Non-regenerative DC	100 HP	360 A	230 V AC class	B

The important difference is the operating architecture. A non-regenerative drive should not be treated as a direct functional substitute for the regenerative 20P41AB265RA0NNN when the machine requires four-quadrant operation.

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14. Regenerative vs. Non-Regenerative Selection

Feature	20P41AB265RA0NNN	Comparable 20P21 Family
Model	20P41AB265RA0NNN	20P21AB265RA0NNN
Drive Type	Regenerative	Non-regenerative
Four-Quadrant Operation	Yes	No
Controlled Regeneration	Yes	Different braking approach required
Forward/Reverse Torque	Supported	Application dependent
Overhauling Loads	Particularly suitable	Requires additional consideration
Frequent Deceleration	Strong application fit	Requires separate braking strategy
Energy Return	Regenerative architecture	Not equivalent
75 HP Class	Yes	Yes
DC Current	265 A	265 A class
Typical Use	Demanding reversing/regenerative applications	Conventional DC speed control

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15. Five Popular Allen-Bradley Models from Other Drive Families

The following models are from other popular Allen-Bradley PowerFlex families. They are useful as reference products, but they are not direct replacements for the 20P41AB265RA0NNN because they are primarily AC variable-frequency drives rather than high-power regenerative DC drives.

Model	Product Family	Input Voltage	Output Current	Rated Power	Frame	Approx. Dimensions	Approx. Weight
25B-D2P3N104	PowerFlex 525	380…480 V AC	2.3 A	0.75 kW / 1 HP	A	Approx. 72 × 152 × 172 mm	Approx. 1.1 kg
25B-D6P0N104	PowerFlex 525	380…480 V AC	6.0 A	2.2 kW / 3 HP	A	Approx. 72 × 152 × 172 mm	Approx. 1.1 kg
25B-D010N104	PowerFlex 525	380…480 V AC	10.5 A	4 kW / 5 HP	B	Approx. 87 × 180 × 172 mm	Approx. 1.6 kg
25B-D017N104	PowerFlex 525	380…480 V AC	17 A	7.5 kW / 10 HP	C	Approx. 109 × 220 × 184 mm	Approx. 2.3 kg
25B-D024N114	PowerFlex 525	380…480 V AC	24 A	11 kW / 15 HP	D	Approx. 130 × 260 × 212 mm	Approx. 3.9 kg

These smaller PowerFlex 525 models are widely used for general AC motor control, compact machine automation, conveyors, pumps, fans, packaging equipment, and other applications where an AC induction or permanent-magnet motor is appropriate.

They should be regarded as separate product-family choices rather than drop-in substitutes for the 20P41AB265RA0NNN.

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16. Product Selection Considerations

When selecting the 20P41AB265RA0NNN, horsepower alone should not be the only selection criterion.

The first important parameter is the DC armature current of the motor. A 75 HP motor does not automatically mean that every 75 HP-rated drive is appropriate. Motor voltage, armature current, field current, feedback, base speed, maximum speed, overload profile, and load characteristics must all be considered.

The second major consideration is the regenerative requirement. If the machine must frequently decelerate an inertial load, reverse direction, or operate with an overhauling load, the regenerative architecture becomes an important part of the selection.

The third consideration is the field supply. The motor field system must be compatible with the drive configuration and the motor’s field requirements.

The fourth consideration is the cabinet. Since the drive is an IP20/open-style product, the final installation must provide suitable electrical protection and environmental protection.

The fifth consideration is thermal management. A 75 HP DC drive can generate significant heat under continuous operation, especially when operating at high current or in a warm electrical room.

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17. Motor Compatibility

Motor Parameter	Recommended Selection Check
Drive Model	20P41AB265RA0NNN
Motor Type	DC motor
Motor Power	Approximately 75 HP class
Armature Voltage	Must be compatible with drive configuration
Armature Current	Must not exceed appropriate drive rating
Field Voltage	Must match field supply requirements
Field Current	Must be compatible with field circuit
Motor Speed	Must be within drive and motor operating limits
Feedback Device	Must be compatible with control system
Load Inertia	Must be evaluated
Acceleration Time	Must be evaluated
Deceleration Time	Must be evaluated
Regenerative Energy	Must be evaluated
Ambient Temperature	Must be evaluated
Cabinet Cooling	Required
Grounding	Required
Cable Sizing	Based on applicable electrical requirements

The drive should be selected based on the motor’s actual nameplate information and the mechanical load profile rather than horsepower alone.

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18. Cabinet Design Considerations

The 20P41AB265RA0NNN is an industrial open-style drive, so cabinet engineering is an important part of the complete installation.

The cabinet should provide adequate physical clearance around the drive, appropriate airflow, electrical separation, suitable grounding, proper cable routing, and protection against dust, moisture, conductive contamination, and other environmental conditions that could adversely affect the electronics.

For a 75 HP regenerative DC system, the cabinet may also contain input protection, contactors, line reactors, field components, braking or disconnect equipment where applicable, PLC or controller hardware, terminal blocks, feedback equipment, and auxiliary power supplies.

Thermal calculations should be completed before final cabinet dimensions are selected.

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19. Maintenance Advantages

The PowerFlex DC architecture is useful in plants where standardized maintenance procedures are important.

A facility that operates multiple drives from the same product family can simplify spare-parts planning, technician training, troubleshooting procedures, and preventive-maintenance routines.

For the 20P41AB265RA0NNN, maintenance planning should include inspection of cooling airflow, cabinet cleanliness, power connections, control wiring, feedback devices, motor brushes and commutator condition where applicable, field circuits, and signs of thermal stress.

The drive should also be checked for abnormal operating conditions such as repeated overcurrent events, excessive temperature, unexpected regeneration, unstable speed feedback, or repeated fault conditions.

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20. Why the 20P41AB265RA0NNN Is Useful for Retrofit Projects

One of the strongest practical applications for a high-power DC drive such as the 20P41AB265RA0NNN is modernization of an existing machine.

Many older industrial machines were designed around DC motors because DC motor technology provided excellent speed and torque control for the production requirements of the time.

In a retrofit project, the motor may still be mechanically sound even though the original drive has become difficult to maintain or replace.

Replacing the drive while retaining the existing motor can reduce the scope of a modernization project.

However, the existing motor should be inspected carefully. The armature, commutator, brushes, bearings, field winding, feedback device, cooling system, cables, and mechanical coupling should all be evaluated before selecting the replacement drive.

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21. Common Industrial Retrofit Applications

Retrofit Application	Reason the 20P41AB265RA0NNN May Be Considered
Model	20P41AB265RA0NNN
Paper machine	Existing DC motor and controlled web movement
Steel processing line	High torque and controlled speed
Winder	Regenerative and torque-control requirements
Unwinder	Controlled regenerative load
Printing machine	Speed synchronization and reversing
Textile equipment	Existing DC motor infrastructure
Test stand	Repeated acceleration/deceleration
Large conveyor	High motor power
Material handling	Controlled speed and torque
Reversing mill	Four-quadrant operation
Converting equipment	Regenerative and tension-control applications

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22. Key Technical Benefits at a Glance

Benefit	Description
Model	20P41AB265RA0NNN
75 HP Capacity	Designed for substantial industrial DC motor loads
265 A DC Output	High current capability
230 V AC Class	Suitable for 200…240 V AC three-phase supply systems
Regenerative Operation	Supports controlled energy return
Four-Quadrant Operation	Suitable for controlled forward/reverse torque
150% Overload	60-second short-duration overload capability
200% Overload	3-second high overload capability
Conformal Coating	Additional electronic protection
IP20/Open Style	Designed for cabinet integration
Frame B	Standardized mechanical platform
No HIM Configuration	Useful for integrated machine-control architectures
No Standard Communication Module	Allows application-specific control architecture
DC Motor Retrofit Potential	Useful for modernization of existing systems

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23. Recommended Model Family by Power Range

Model	HP	kW	DC Current	Frame
20P41AB7P0RA0NNN	1.5 HP	1.2 kW	7 A	A
20P41AB020RA0NNN	5 HP	3.7 kW	20 A	A
20P41AB038RA0NNN	10 HP	7.5 kW	38 A	A
20P41AB073RA0NNN	20 HP	15 kW	73 A	A
20P41AB110RA0NNN	30 HP	22 kW	110 A	A
20P41AB146RA0NNN	40 HP	30 kW	146 A	B
20P41AB180RA0NNN	50 HP	37 kW	180 A	B
20P41AB218RA0NNN	60 HP	45 kW	218 A	B
20P41AB265RA0NNN	75 HP	56 kW	265 A	B
20P41AB360RA0NNN	100 HP	75 kW	360 A	B
20P41AB434RA0NNN	125 HP	93 kW	434 A	B
20P41AB521RA0NNN	150 HP	112 kW	521 A	C
20P41AB700RA0NNN	200 HP	149 kW	700 A	C
20P41AB875RA0NNN	250 HP	186 kW	875 A	D
20P41AB1K0RA0NNN	300 HP	224 kW	1050 A	D

This range illustrates the scalability of the PowerFlex regenerative DC family. The 20P41AB265RA0NNN occupies the 75 HP / 265 A position in the 230 V AC three-phase regenerative selection.

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24. Product Identification

Identification Item	Information
Catalog Number	20P41AB265RA0NNN
Brand	Allen-Bradley
Series	PowerFlex Digital DC Drive
Drive Category	DC Drive
Operating Category	Regenerative
Motor Operation	Four Quadrant
Nominal Voltage	230 V AC
AC Input	200…240 V AC, three-phase
Output Rating	265 A DC
Power Rating	75 HP / 56 kW
Frame	B
Enclosure	IP20 / NEMA/UL Type Open
HIM	Blank plate
Communications	None in standard configuration
Conformal Coating	Yes
Typical Installation	Industrial cabinet

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25. Overall Product Advantages

The Allen-Bradley 20P41AB265RA0NNN is best understood as a high-power industrial regenerative DC drive rather than simply a conventional speed controller.

Its 265 A DC output capability provides substantial motor current capacity, while its 75 HP rating places it firmly into heavy industrial machinery applications.

Its regenerative four-quadrant design is particularly important for machines where the motor must repeatedly accelerate and decelerate, operate in forward and reverse directions, or handle mechanical loads that can drive the motor.

The IP20/open construction makes the product suitable for engineered control cabinets where protection, cooling, power distribution, and control components can be designed as part of a complete industrial system.

The conformal-coated configuration adds another layer of robustness for appropriate industrial environments, while the blank-plate/no-HIM configuration is well suited to systems where local operator control is handled elsewhere in the machine architecture.

For existing DC motor installations, the product can also be considered as part of a drive modernization strategy, provided that the motor’s electrical and mechanical characteristics are compatible.

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26. Final Technical Summary

Item	Final Specification
Model / Catalog Number	20P41AB265RA0NNN
Brand	Allen-Bradley
Series	PowerFlex Digital DC Drive
Product Type	Regenerative DC Drive
Nominal AC Voltage	230 V AC
AC Input	200…240 V AC
Input	Three-phase
Rated Motor Power	75 HP
Rated Motor Power	56 kW
DC Output Current	265 A
AC Line Current	Approx. 217 A
Motor Operation	Four-quadrant regenerative
Frame	B
Enclosure	IP20 / NEMA/UL Type Open
Conformal Coating	Yes
HIM	No HIM / blank plate
Communication Module	None in standard configuration
Overload	150% for 60 seconds
High Overload	200% for 3 seconds
Approx. Dimensions	330 × 450 × 270 mm*
Approx. Net Weight	19 kg*
Approx. Shipping Weight	23–26 kg*
Primary Application	High-power industrial DC motor control
Typical Industries	Steel, paper, printing, converting, textile, material handling, process machinery
Main Technical Feature	Four-quadrant regenerative DC motor control

*Mechanical dimensions and weight are approximate planning values and should be verified against the exact mechanical drawing and hardware configuration before final engineering.

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27. Short Professional Product Description

The Allen-Bradley 20P41AB265RA0NNN is a 75 HP PowerFlex regenerative DC drive designed for demanding industrial motor-control applications. Rated for 265 A DC output and 200…240 V AC three-phase input, the drive provides four-quadrant regenerative operation for applications requiring controlled acceleration, deceleration, reversing, and energy regeneration.

With an IP20/NEMA Type Open construction, Frame B design, conformal coating, blank-plate configuration, and no standard communication module, the 20P41AB265RA0NNN is intended for integration into engineered industrial control cabinets.

Its 56 kW / 75 HP capacity makes it suitable for large DC motor systems used in paper machinery, metal processing, printing and converting equipment, winders and unwinders, material handling systems, textile machinery, test equipment, and other industrial processes where controlled DC motor operation remains important.

The combination of high current capacity, regenerative four-quadrant operation, short-time overload capability, and cabinet-oriented industrial construction makes the 20P41AB265RA0NNN a substantial solution for high-power DC motor control and modernization projects.