• Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive
  • Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive
  • Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive
  • Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive
Allen-Bradley 20G11RC2P1JA0NNNNN — Detailed Product Introduction, Technical Parameters, Applications, Advantages and Related Models 1. Product Overview The 20G11RC2P1JA0NNNNN is an industrial AC variabl……
Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive
  • Allen Bradley
  • 20G11RC2P1JA0NNNNN
  • PowerFlex AC Drive
  • USA
  • 400.5 mm × 110 mm × 211 mm
  • 7kg
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Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive

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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.

Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive

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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.

Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive

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Allen Bradley 20G11RC2P1JA0NNNNN PowerFlex AC Drive

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Allen-Bradley 20G11RC2P1JA0NNNNN — Detailed Product Introduction, Technical Parameters, Applications, Advantages and Related Models

1. Product Overview

The 20G11RC2P1JA0NNNNN is an industrial AC variable frequency drive belonging to the PowerFlex 755 series.

It is designed for controlling three-phase AC motors in industrial automation systems where adjustable speed, controlled acceleration and deceleration, motor protection, industrial networking and flexible control functions are required.

The model is a Frame 1, 400 V-class, air-cooled AC drive with a nominal continuous output current of approximately 2.1 A under normal-duty conditions.

Its normal-duty power rating is approximately 0.75 kW, while the heavy-duty rating is approximately 0.37 kW.

The drive uses an IP20 / NEMA/UL Open Type enclosure and is intended to be installed inside a suitable electrical cabinet or another appropriately protected industrial installation.

A major feature of this model is its integrated EtherNet/IP communication capability. This allows the drive to be integrated into an automated machine and controlled or monitored through an industrial network.

The drive also incorporates a dynamic braking transistor, providing additional flexibility for applications requiring controlled or relatively rapid motor deceleration.


2. Basic Product Information

Item Specification
Model 20G11RC2P1JA0NNNNN
Brand Allen-Bradley
Product family PowerFlex
Product series PowerFlex 755
Product type AC Variable Frequency Drive
Drive category Industrial AC drive
Drive construction Packaged AC drive
Frame size Frame 1
Input type AC input with precharge
Input phase Three-phase
Voltage class 400 V AC
Nominal input voltage 380–400 V AC class
Input frequency 50/60 Hz
Output Three-phase variable-frequency AC
Normal-duty power 0.75 kW
Heavy-duty power 0.37 kW
Normal-duty continuous output current 2.1 A
Heavy-duty continuous output current Approximately 1.3 A
Cooling Forced-air / air cooled
Enclosure NEMA/UL Open Type
Protection rating IP20
Dynamic braking Built-in dynamic braking transistor
EMC filtering Filtered configuration
CM configuration CM jumper installed
Communication Embedded EtherNet/IP
Motor control V/Hz, sensorless vector and advanced motor-control modes
PID function Supported
DC bus terminals Included
HIM/keypad No HIM supplied in this configuration
Installation Vertical cabinet mounting
Approx. height 400.5 mm
Approx. width 110 mm
Approx. depth 211 mm
Approx. weight (kg) 7 kg
Typical motor size 0.75 kW class
Typical applications Conveyors, pumps, fans, feeders, packaging and general industrial machinery

3. Brand and Product Series

Brand

Allen-Bradley

Product Series

PowerFlex 755

Product Family

PowerFlex 750-Series

Product Type

Industrial AC Variable Frequency Drive.

The PowerFlex 755 series is positioned as an advanced industrial drive platform intended for applications requiring flexible motor control, communication, diagnostics and integration with automated control systems.

Compared with a simple general-purpose frequency inverter, the PowerFlex 755 architecture provides considerably more flexibility for machine and process applications.

The 20G11RC2P1JA0NNNNN is one of the smaller Frame 1 configurations in this series.


4. Model Number Explanation

The catalog number 20G11RC2P1JA0NNNNN contains configuration information that identifies the drive’s product family, power class, voltage arrangement, frame and option configuration.

Model Section General Meaning
20G PowerFlex 755 product identification
11 400 V-class three-phase configuration
RC Air-cooled packaged-drive configuration
2P1 Approximately 2.1 A output-current class
J Specific configuration associated with this catalog version
A0 Factory option/configuration positions
NNNNN No additional option selections in the corresponding positions

The complete catalog number should be used when identifying a replacement.

It is not recommended to replace the drive based only on its horsepower rating because two drives with similar horsepower ratings may have different voltage classes, current ratings, braking arrangements, communication options or enclosure configurations.


5. Detailed Electrical Parameters

Parameter 20G11RC2P1JA0NNNNN
Product type AC Variable Frequency Drive
Input supply AC
Input phase 3-phase
Nominal input voltage 400 VAC class
Input voltage range Approximately 380–400 VAC
Input frequency 47–63 Hz typical operating range
Output phase 3-phase
Normal-duty output power 0.75 kW
Heavy-duty output power 0.37 kW
Normal-duty continuous current 2.1 A
Normal-duty 1-minute current Approximately 2.3 A
Normal-duty short-duration current Approximately 3.2 A
Heavy-duty continuous current Approximately 1.3 A
Heavy-duty 1-minute current Approximately 2.3 A
Heavy-duty short-duration current Approximately 3.2 A
Output voltage 0 to rated motor voltage
Output frequency Variable
Typical maximum output frequency Up to approximately 590 Hz depending on carrier/control configuration
Default carrier frequency Approximately 4 kHz
Selectable carrier frequency Approximately 2, 4, 8 and 12 kHz
Motor control V/Hz
Sensorless vector Supported
Flux vector Supported with appropriate configuration
PM motor control Supported by applicable control configuration
Acceleration time Programmable
Deceleration time Programmable
Acceleration range Up to approximately 3600 seconds
Deceleration range Up to approximately 3600 seconds
S-curve acceleration Supported
Electronic motor overload Supported
Current limit Programmable
Motor thermal protection Supported
Flying start Supported
Auto-tuning Supported
Dynamic braking transistor Built in
DC bus terminals Yes
Input precharge Yes
EMC filtering Yes
CM jumper Installed
Short-circuit capability High industrial SCCR capability depending on system protection
Power ride-through Supported
PID control Supported

6. Normal-Duty and Heavy-Duty Ratings

One of the important features of this drive is that its rating can be considered according to the application’s duty requirement.

Normal Duty

The normal-duty rating is approximately:

0.75 kW / 2.1 A

This rating is appropriate for applications where the motor load does not continuously demand the higher overload capability associated with heavy-duty operation.

Typical examples include certain fans, pumps and lighter conveyor applications.

Heavy Duty

The heavy-duty rating is approximately:

0.37 kW / 1.3 A

Heavy-duty applications can involve higher starting torque or greater overload requirements.

For this reason, the correct drive selection should always be based on the actual motor nameplate current and load characteristics rather than simply selecting a drive based on kW.


7. Mechanical Parameters

Mechanical Parameter Specification
Model 20G11RC2P1JA0NNNNN
Frame Frame 1
Mounting Vertical
Cooling Forced air
Enclosure IP20 / NEMA/UL Open Type
Height 400.5 mm
Width 110 mm
Depth 211 mm
Approx. front footprint 400.5 × 110 mm
Approx. installation depth 211 mm
Weight (kg) Approximately 7 kg
Minimum top clearance Approximately 76 mm
Mounting environment Electrical cabinet / protected industrial enclosure
Mounting orientation Vertical
Heat dissipation Forced-air cooling

The physical dimensions are approximately:

400.5 mm × 110 mm × 211 mm (H × W × D)

The approximate product weight is:

7 kg

The narrow approximately 110 mm width is particularly useful for cabinet layouts where horizontal space is limited.


8. Environmental Parameters

Parameter Typical Value
Operating temperature 0 to 50 °C without standard temperature-related derating
Storage temperature Approximately -40 to +70 °C
Relative humidity Approximately 5–95%, non-condensing
Enclosure IP20
Pollution degree 1 or 2 depending on enclosure/environment
Installation altitude High-altitude installation possible with applicable derating
Cooling Forced air
Installation environment Clean industrial environment
Outdoor installation Requires suitable protective enclosure
Water exposure Not suitable without additional enclosure protection
Corrosive atmosphere Requires appropriate environmental protection
Dusty environment Requires suitable cabinet and filtration

Because the drive is IP20/Open Type, environmental protection must be considered during cabinet design.

The drive should not be installed directly in an environment exposed to rain, water spray, condensation, conductive dust or aggressive chemicals.


9. Communication Functions

The 20G11RC2P1JA0NNNNN incorporates an embedded industrial Ethernet communication interface.

The primary network capability is EtherNet/IP.

This allows the drive to communicate with a machine controller or automation network.

Typical data exchanged between the drive and controller can include:

  • Start commands
  • Stop commands
  • Speed reference
  • Speed feedback
  • Output current
  • Drive status
  • Fault status
  • Warning status
  • Operating parameters
  • Control commands
  • Diagnostic information

This communication capability is one of the main reasons the drive is well suited to automated production equipment.


10. DeviceLogix and Local Control Capability

The PowerFlex 755 platform also supports onboard control functions.

This allows certain control logic to be handled within the drive rather than requiring every basic operation to be processed externally.

This can be useful for applications where simple control decisions need to remain close to the drive.

Potential advantages include:

  • Reduced controller workload
  • Faster local response
  • Simplified machine architecture
  • Additional flexibility for machine designers
  • Local handling of certain drive-related logic

11. Motor Control Modes

The drive can support several motor-control strategies depending on configuration.

V/Hz Control

V/Hz control is suitable for applications where straightforward variable-speed control is required.

It is commonly associated with:

  • Fans
  • Pumps
  • Simple conveyors
  • Basic rotating machinery

Sensorless Vector Control

Sensorless vector control provides improved torque and speed performance compared with simple V/Hz control.

It can be useful for:

  • Conveyors
  • Feeders
  • Material handling
  • Machinery requiring better low-speed torque

Flux Vector Control

For more demanding applications, flux-vector control can provide more advanced control of motor torque and speed.

The appropriate configuration depends on the motor and application.


12. Acceleration and Deceleration

The drive provides independently programmable acceleration and deceleration times.

This allows engineers to determine how quickly the motor starts and stops.

For example, a conveyor can be programmed to accelerate slowly to reduce mechanical shock.

A machine with a high-inertia load can use a controlled deceleration profile to reduce sudden stopping forces.

The drive also supports S-curve ramping.

S-curve acceleration and deceleration can provide smoother changes in speed, which can be particularly useful when the machine contains fragile products or mechanical components that are sensitive to sudden acceleration.


13. Dynamic Braking

The 20G11RC2P1JA0NNNNN incorporates a dynamic braking transistor.

This provides the drive with additional braking capability when an appropriate braking resistor is used.

Dynamic braking is useful when:

  • The machine has significant inertia.
  • The motor must stop quickly.
  • The machine repeatedly accelerates and decelerates.
  • The load can drive the motor during deceleration.
  • Controlled stopping is important.

Typical applications include:

  • High-inertia conveyors
  • Material-handling systems
  • Rollers
  • Feed mechanisms
  • Rapid-stop machines
  • Small positioning mechanisms

The braking resistor must be selected according to the actual mechanical load and braking duty.


14. Product Applications

14.1 Conveyor Systems

The drive is well suited to small conveyor systems.

A conveyor motor can be started gradually, operated at different speeds and stopped according to the production sequence.

Typical applications include:

  • Packaging conveyors
  • Assembly conveyors
  • Inspection conveyors
  • Transfer conveyors
  • Feed conveyors
  • Small material-handling conveyors

Variable-speed control can also make it easier to coordinate multiple conveyor sections.


14.2 Pumps

Small industrial pumps can benefit from variable-speed control.

Instead of operating the pump continuously at one fixed speed, the drive can adjust the motor speed according to process demand.

Applications may include:

  • Water circulation
  • Process pumping
  • Cooling systems
  • Pressure control
  • Fluid transfer
  • Small industrial pumping systems

PID control can be useful where pressure or flow feedback is available.


14.3 Fans and Blowers

Fans and blowers frequently require variable airflow.

The drive can adjust motor speed according to the required airflow level.

Typical applications include:

  • Ventilation
  • Cooling
  • Air circulation
  • Small exhaust systems
  • Industrial process ventilation
  • Equipment cooling

14.4 Packaging Equipment

Packaging equipment often contains multiple small motors.

The drive can be used for:

  • Product feeders
  • Conveyor sections
  • Rollers
  • Film-handling mechanisms
  • Small rotating mechanisms
  • Product-positioning systems

Network communication can allow the machine controller to coordinate motor operation with other machine functions.


14.5 Material Handling

Material-handling applications often require controlled acceleration and deceleration.

The drive can be used for:

  • Rollers
  • Small conveyors
  • Feed systems
  • Transfer mechanisms
  • Sorting mechanisms
  • Material-positioning equipment

14.6 Small Process Machinery

The drive can also be used for smaller process machines such as:

  • Mixers
  • Feeders
  • Rotary mechanisms
  • Small process pumps
  • Small auxiliary drives
  • Production-line equipment

15. Product Advantages

15.1 Advanced Industrial Motor Control

The drive provides significantly more control flexibility than a basic standalone inverter.

It can be configured for different motor-control strategies and integrated into a larger machine-control system.


15.2 Integrated EtherNet/IP

The embedded Ethernet communication capability is a major advantage for automated machinery.

It enables the drive to exchange commands and operating information with a controller through the industrial network.

This can reduce the amount of hardwired control required.


15.3 Compact Frame 1 Design

Although it provides advanced functionality, the drive uses a relatively compact Frame 1 mechanical design.

Its approximate dimensions of:

400.5 mm × 110 mm × 211 mm

make it particularly attractive for control cabinets where width is limited.


15.4 Dynamic Braking

The built-in braking transistor provides additional flexibility for machines requiring controlled stopping.

This can be especially valuable when a motor has significant inertia.


15.5 Flexible Motor Control

The drive can support several motor-control modes.

This allows the same general platform to be used for applications ranging from basic speed control to more demanding torque-control requirements.


15.6 Process Control Capability

PID functionality allows the drive to participate directly in process regulation.

For example, a pump can adjust speed according to pressure feedback.

This can reduce the need for separate control equipment in some applications.


15.7 Diagnostic Functions

The drive provides diagnostic capabilities that can help maintenance personnel identify operating problems.

Typical diagnostic information can relate to:

  • Overcurrent
  • Overvoltage
  • Undervoltage
  • Overtemperature
  • Motor overload
  • Communication problems
  • Configuration errors
  • Drive faults

16. Benefits for Industrial Automation

The 20G11RC2P1JA0NNNNN is particularly useful when the motor is not an isolated component but part of a complete automated production system.

For example, a packaging machine may contain a conveyor motor, a feeder motor and several other actuators.

The drive can receive speed commands from the control system and provide operating feedback.

This makes it possible to coordinate motor speed with:

  • Product sensors
  • Production counters
  • Machine states
  • Other motors
  • Safety systems
  • Process conditions

17. Benefits for Maintenance

The network capability and diagnostic functions can make maintenance easier.

Instead of inspecting the motor manually every time a machine stops, maintenance personnel can first examine the drive status.

The system may indicate whether the problem is associated with:

  • Motor overload
  • Excessive current
  • DC-bus voltage
  • Drive temperature
  • Communication
  • Configuration
  • Mechanical loading

This can shorten troubleshooting time.


18. Five Recommended Models from the Same Series

The following five models are closely related PowerFlex 755 configurations.

They are particularly useful when a project requires different motor capacities while retaining the same general drive platform.

Model Series Voltage Normal-Duty Power Heavy-Duty Power Continuous Current Frame Approx. Dimensions H×W×D Weight (kg)
20G11RC2P1JA0NNNNN PowerFlex 755 400 V 0.75 kW 0.37 kW 2.1 A 1 400.5 × 110 × 211 mm 7 kg
20G11RC3P5JA0NNNNN PowerFlex 755 400 V 1.5 kW 0.75 kW 3.5 A 1 400.5 × 110 × 211 mm Approx. 7 kg
20G11RC5P0JA0NNNNN PowerFlex 755 400 V 2.2 kW 1.5 kW 5.0 A 1 400.5 × 110 × 211 mm Approx. 7 kg
20G11RC8P7JA0NNNNN PowerFlex 755 400 V 4.0 kW 2.2 kW 8.7 A 1 400.5 × 110 × 211 mm Approx. 7 kg
20G11RC011JA0NNNNN PowerFlex 755 400 V 5.5 kW 4.0 kW 11.5 A 1 400.5 × 110 × 211 mm Approx. 7–8 kg

The five models above form a useful capacity progression.

For a machine originally designed around the 20G11RC2P1JA0NNNNN, the 20G11RC3P5JA0NNNNN can be considered when the motor current requirement increases.

For larger motors, the 20G11RC5P0JA0NNNNN, 20G11RC8P7JA0NNNNN and 20G11RC011JA0NNNNN provide progressively higher output-current capacity.


19. Detailed Comparison of the Five Related Models

Parameter 20G11RC2P1JA0NNNNN 20G11RC3P5JA0NNNNN 20G11RC5P0JA0NNNNN 20G11RC8P7JA0NNNNN 20G11RC011JA0NNNNN
Series PF755 PF755 PF755 PF755 PF755
Voltage 400 V 400 V 400 V 400 V 400 V
Normal-duty current 2.1 A 3.5 A 5.0 A 8.7 A 11.5 A
Normal-duty power 0.75 kW 1.5 kW 2.2 kW 4 kW 5.5 kW
Heavy-duty current 1.3 A 2.1 A 3.5 A 5.0 A 8.7 A
Heavy-duty power 0.37 kW 0.75 kW 1.5 kW 2.2 kW 4 kW
Frame 1 1 1 1 1
IP rating IP20 IP20 IP20 IP20 IP20
Cooling Air Air Air Air Air
EtherNet/IP Yes Yes Yes Yes Yes
Dynamic braking transistor Yes Yes Yes Yes Yes
Approx. height 400.5 mm 400.5 mm 400.5 mm 400.5 mm 400.5 mm
Approx. width 110 mm 110 mm 110 mm 110 mm 110 mm
Approx. depth 211 mm 211 mm 211 mm 211 mm 211 mm
Approx. weight (kg) 7 kg Approx. 7 kg Approx. 7 kg Approx. 7 kg Approx. 7–8 kg

20. Five Popular Models from the Same Brand

The following models are useful alternatives from the broader Allen-Bradley drive portfolio.

They are not necessarily direct replacements for the 20G11RC2P1JA0NNNNN. Instead, they represent popular compact and general-purpose drive configurations that may be considered for different machine requirements.

Model Product Family Voltage Class Approx. Power Class Approx. Current Typical Frame Communication Approx. Dimensions Weight (kg)
25B-D2P3N104 PowerFlex 525 400 V class 0.75 kW class 2.3 A class Compact Ethernet Approx. 200 × 90 × 180 mm Approx. 2 kg
25B-D4P0N104 PowerFlex 525 400 V class 1.5 kW class 4.0 A class Compact Ethernet Approx. 200 × 90 × 180 mm Approx. 2–3 kg
25B-D6P0N104 PowerFlex 525 400 V class 2.2 kW class 6.0 A class Compact Ethernet Approx. 200 × 90 × 180 mm Approx. 2–3 kg
25C-D2P3N104 PowerFlex 523 400 V class 0.75 kW class 2.3 A class Compact Basic communication options Approx. 200 × 90 × 180 mm Approx. 2 kg
25C-D4P0N104 PowerFlex 523 400 V class 1.5 kW class 4.0 A class Compact Basic communication options Approx. 200 × 90 × 180 mm Approx. 2–3 kg

These compact-drive models have different functions and physical designs from the PowerFlex 755.

They are more appropriate when the machine does not require the full control architecture and expansion capability associated with the PowerFlex 755 platform.


21. PowerFlex 755 vs. Compact Drive Families

Feature PowerFlex 755 PowerFlex 525 PowerFlex 523
Product positioning Advanced industrial drive Compact flexible drive Compact general-purpose drive
Control flexibility Very high High Moderate
Network integration Advanced Strong Moderate
Physical size Larger Smaller Smaller
Application complexity Medium to high Low to medium Low to medium
Advanced diagnostics Strong Strong Basic to moderate
Option expansion Extensive Moderate More limited
Motor-control capability Advanced Advanced for compact class General-purpose
Best suited for Complex machinery Compact automated machinery Basic industrial motor control
Main advantage Advanced control and integration Compactness and flexibility Simplicity and economy

22. Application Matching Table

Application Suitability of 20G11RC2P1JA0NNNNN Recommended Consideration
Small conveyor Excellent Check motor current
Small feeder Excellent Check acceleration requirements
Small pump Excellent PID can be useful
Small fan Excellent Variable-speed control is beneficial
Packaging machine Very good EtherNet/IP integration is useful
Material handling Very good Check braking requirements
Small mixer Good Check starting torque
High-inertia load Good with correct configuration Perform braking calculation
Frequent start/stop Very good Verify thermal and braking duty
High-speed application Application dependent Verify motor and frequency requirements
Outdoor installation Not directly suitable Additional enclosure required
Washdown area Not directly suitable Environmental protection required
Large motor Not suitable if current exceeds rating Select larger drive
Heavy-duty high-torque application Application dependent Check heavy-duty rating

23. Main Product Advantages at a Glance

Advantage Description
Advanced motor control Supports multiple motor-control methods
400 V-class operation Suitable for industrial three-phase systems
0.75 kW normal-duty capacity Appropriate for small industrial motors
2.1 A output current Suitable for corresponding motor nameplate current
EtherNet/IP Enables industrial network integration
Dynamic braking transistor Supports external braking resistor applications
PID Useful for process-control applications
Frame 1 Compact drive construction
IP20 Suitable for protected cabinet installations
Forced-air cooling Supports continuous industrial operation
Diagnostic functions Helps maintenance and troubleshooting
Flexible acceleration/deceleration Reduces mechanical shock
Expandable architecture Supports additional functions and options
Broad application range Suitable for pumps, fans, conveyors and machinery

24. Why Choose the 20G11RC2P1JA0NNNNN?

The 20G11RC2P1JA0NNNNN is particularly attractive when the application requires a relatively small motor drive but still needs industrial-grade control and automation functionality.

A basic inverter can be sufficient when the only requirement is to start a motor and adjust its speed.

However, when the machine needs network control, diagnostic information, controlled acceleration, dynamic braking, process regulation or more advanced motor-control methods, a drive from the PowerFlex 755 platform provides a much broader set of capabilities.

The product is therefore suitable for users who want to maintain a consistent industrial automation architecture even for smaller motors.


25. Recommended Replacement and Upgrade Logic

When replacing an existing drive, the first step should be to identify the motor nameplate data.

Important values include:

  • Motor voltage
  • Motor current
  • Motor frequency
  • Motor power
  • Motor speed
  • Motor service factor
  • Motor connection
  • Load type

The second step is to identify the machine’s operating characteristics.

Important questions include:

  • Does the machine require high starting torque?
  • Does the motor stop frequently?
  • Does the motor need rapid deceleration?
  • Is the load high inertia?
  • Is regenerative energy present?
  • Does the machine require network communication?
  • Does the machine require encoder feedback?
  • Does the machine operate in a high-temperature environment?
  • Is the cabinet sufficiently ventilated?

Only after these factors are checked should a replacement model be selected.


26. Maintenance Recommendations

The drive should be periodically inspected as part of normal industrial equipment maintenance.

Important maintenance items include:

Cooling

Check that air passages remain unobstructed.

Dust accumulation can restrict airflow and increase the drive’s internal temperature.

Electrical Connections

Check power and control terminals for signs of looseness, overheating or discoloration.

Cabinet Ventilation

Make sure cooling fans, cabinet filters and ventilation paths remain clean.

Fault History

Review fault and warning information to identify recurring problems.

Motor Condition

A drive fault is not always caused by the drive itself.

Motor insulation, bearings, mechanical loading and cable condition should also be considered.

Network

Check communication cables and network status when the drive is integrated into an automated control system.


27. Important Engineering Considerations

The 20G11RC2P1JA0NNNNN should not be selected only according to the motor’s horsepower.

The motor current is often a more useful parameter for drive sizing.

For example, two motors with the same nominal power can have different full-load currents depending on their design and efficiency.

Load characteristics are also important.

A fan may have a very different torque characteristic from a conveyor.

A conveyor may require high starting torque, while a centrifugal fan generally has a variable-torque characteristic.

A mixer may require high torque at low speed.

A high-inertia machine may require additional braking capacity.

Therefore, the complete machine operating profile should be considered.


28. Technical Summary

Category 20G11RC2P1JA0NNNNN
Brand Allen-Bradley
Series PowerFlex 755
Product family PowerFlex 750-Series
Product type AC Variable Frequency Drive
Voltage class 400 V
Input 3-phase AC
Output 3-phase variable-frequency AC
Normal-duty rating 0.75 kW
Heavy-duty rating 0.37 kW
Normal-duty current 2.1 A
Heavy-duty current Approximately 1.3 A
Frame Frame 1
Enclosure NEMA/UL Open Type
Protection IP20
Cooling Forced air
Dynamic braking Built-in transistor
EMC filter Included
CM jumper Installed
DC terminals Yes
EtherNet/IP Yes
PID Yes
V/Hz control Yes
Sensorless vector Yes
Flux vector Supported
Approx. height 400.5 mm
Approx. width 110 mm
Approx. depth 211 mm
Approx. weight (kg) 7 kg
Main applications Conveyors, pumps, fans, feeders, packaging
Installation Electrical cabinet / protected enclosure

29. Final Product Assessment

The 20G11RC2P1JA0NNNNN is a small but highly capable industrial AC drive.

Its combination of a 0.75 kW normal-duty rating, 2.1 A continuous output current, 400 V-class three-phase operation, Frame 1 construction, IP20 protection, forced-air cooling, EtherNet/IP communication and integrated dynamic braking transistor makes it a versatile choice for small industrial motor applications.

Its strongest advantage is not simply its power rating.

The real value of this model is the combination of motor-speed control and automation-system integration.

For a small conveyor, pump, fan, feeder or packaging mechanism, the drive can provide controlled acceleration, controlled deceleration, adjustable speed, motor protection, diagnostic information and network communication.

The relatively narrow 110 mm width is another practical advantage when designing compact control cabinets.

The approximate physical dimensions of 400.5 mm × 110 mm × 211 mm and an approximate 7 kg weight should be considered when planning cabinet space, mounting structure and transportation requirements.

For a direct replacement or closely related application, the PowerFlex 755 models 20G11RC3P5JA0NNNNN, 20G11RC5P0JA0NNNNN, 20G11RC8P7JA0NNNNN and 20G11RC011JA0NNNNN provide a convenient progression toward higher motor capacity.

For applications where cabinet space, simplicity or cost are more important than the advanced architecture of the PowerFlex 755, compact models from the PowerFlex 525 or PowerFlex 523 families can be evaluated.

However, these compact models should not be regarded as automatic substitutes.

The final selection should always be based on the motor nameplate, load characteristics, duty cycle, braking requirements, communication requirements, environmental conditions and cabinet design.

Overall, the 20G11RC2P1JA0NNNNN is best positioned as a compact Frame 1, 400 V-class industrial AC drive for small three-phase motors that require flexible speed control and integration into an automated industrial system.



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