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The 20F11RC011JA0NNNNN is an Allen-Bradley PowerFlex 753 AC Drive designed for industrial three-phase AC motor speed control.
It is a 400 VAC, three-phase, Frame 1 drive with an 11.5 A normal-duty output rating and a 4 kW heavy-duty rating. The normal-duty power rating is 5.5 kW, making it suitable for many 5.5 kW / 7.5 HP-class motor applications when the motor nameplate current and application duty are within the drive’s limits.
The drive uses forced-air cooling, an IP20 open-type enclosure, embedded I/O, EMC filtering, an AC input with DC terminals and precharge, and an internal dynamic-braking transistor.
One of the most important characteristics of this exact model is the JA configuration, which means the common-mode capacitor jumper is installed. This is the key configuration difference compared with the closely related 20F11RC011AA0NNNNN, where the common-mode capacitor jumper is removed.
The drive is supplied in a blank/no-HIM configuration, making it particularly suitable for machines where the primary operator interface is a PLC, HMI or supervisory control system rather than a local keypad.
| Item | Specification |
|---|---|
| Model | 20F11RC011JA0NNNNN |
| Brand | Allen-Bradley |
| Product Family | PowerFlex |
| Product Series | PowerFlex 753 |
| Product Type | Industrial AC Variable Frequency Drive |
| Drive Type | Air-Cooled AC Drive |
| Voltage Class | 400 VAC |
| Input Voltage Class | 380–400 VAC / 400 VAC class |
| Input Phase | 3-phase |
| Output Phase | 3-phase |
| Normal-Duty Continuous Current | 11.5 A |
| Heavy-Duty Continuous Current | 8.7 A |
| Normal-Duty Power | 5.5 kW |
| Heavy-Duty Power | 4 kW |
| Normal-Duty Motor Rating | Approx. 7.5 HP |
| Heavy-Duty Motor Rating | Approx. 5 HP |
| Frame Size | Frame 1 |
| Cooling Method | Forced Air |
| Enclosure | Open Type |
| Protection Rating | IP20 |
| EMC Filtering | Filtered |
| CM Capacitor Jumper | Installed |
| Dynamic Braking | Internal DB Transistor |
| Internal Braking Resistor | No |
| External Braking Resistor | Supported |
| Embedded I/O | Yes |
| HIM | Blank / No HIM |
| Input Type | AC Input with Precharge |
| DC Terminals | Yes |
| Mounting | Panel / Cabinet Mounting |
| Approx. Height | 400.5 mm |
| Approx. Width | 110 mm |
| Approx. Depth | 211 mm |
| Approx. Weight | 4.54 kg |
| Typical Applications | Conveyors, pumps, fans, blowers, feeders, packaging and general machinery |
The primary electrical specifications of this exact catalog configuration are the 400 VAC, 11.5 A, 5.5 kW normal-duty and 4 kW heavy-duty ratings, with Frame 1, filtered configuration and an installed CM jumper.
| Parameter | Specification |
|---|---|
| Catalog Number | 20F11RC011JA0NNNNN |
| Brand | Allen-Bradley |
| Series | PowerFlex 753 |
| Product Type | AC Variable Frequency Drive |
| Voltage Class | 400 VAC |
| Nominal Input Voltage | 400 VAC class |
| Input Voltage Range | 380–480 VAC class system compatibility |
| Input Phase | 3-phase |
| Output Phase | 3-phase |
| Input Frequency | 50/60 Hz |
| Normal-Duty Continuous Current | 11.5 A |
| Normal-Duty 1-Minute Current | Approx. 12.7 A |
| Normal-Duty 3-Second Current | Approx. 17.3 A |
| Normal-Duty Power | 5.5 kW |
| Normal-Duty Motor Rating | Approx. 7.5 HP |
| Heavy-Duty Continuous Current | 8.7 A |
| Heavy-Duty 1-Minute Current | Approx. 9.6 A |
| Heavy-Duty 3-Second Current | Approx. 13.1 A |
| Heavy-Duty Power | 4 kW |
| Heavy-Duty Motor Rating | Approx. 5 HP |
| Frame | Frame 1 |
| Cooling | Forced Air |
| Enclosure | NEMA/UL Open Type |
| Protection | IP20 |
| EMC Configuration | Filtered |
| CM Jumper | Installed |
| Dynamic Braking | DB Transistor |
| Internal Braking Resistor | Not fitted |
| External Braking Resistor | Supported |
| Embedded I/O | Yes |
| HIM | Blank / No HIM |
| Input Type | AC Input with Precharge |
| DC Terminals | Yes |
| Mounting | Panel Mount |
| Approx. Height | 400.5 mm |
| Approx. Width | 110 mm |
| Approx. Depth | 211 mm |
| Approx. Weight | 4.54 kg |
| Typical Operating Temperature | 0°C to +50°C |
| Typical Storage Temperature | -40°C to +70°C |
| Output Frequency Capability | Up to approximately 590 Hz, depending on configuration/application |
| Typical Control Methods | V/Hz, sensorless vector and other available PowerFlex control modes |
| Dynamic Braking Transistor | Included |
The exact current and power ratings make this model particularly useful for 5.5 kW normal-duty applications and 4 kW heavy-duty applications.
The 20F11RC011JA0NNNNN belongs to the PowerFlex 753 series.
The PowerFlex 753 is an industrial AC drive platform intended for machine builders, industrial automation systems and process equipment.
Unlike a simple motor starter, the drive provides variable-speed motor control.
It can control the frequency and voltage applied to a three-phase AC motor, allowing the motor to accelerate, decelerate and operate at different speeds according to the requirements of the machine.
The series is available in different voltage, current and frame configurations.
This makes the PowerFlex 753 family useful when an equipment manufacturer wants to maintain a common drive platform across several machine sizes.
For example, one machine may use a smaller current-rated PowerFlex 753, while another machine using a larger motor can use a higher-current model from the same family.
This can simplify engineering and maintenance.
| Item | Details |
|---|---|
| Brand | Allen-Bradley |
| Product Family | PowerFlex |
| Product Series | PowerFlex 753 |
| Product Category | Industrial AC Drive |
| Main Function | Variable-speed control of three-phase AC motors |
| Cooling | Forced Air |
| Typical Installation | Industrial electrical cabinet |
| Typical Users | OEM machine builders, automation engineers, system integrators and maintenance teams |
The 20F11RC011JA0NNNNN can be thought of as the electronic motor-control center between an automation controller and a three-phase motor.
A typical machine architecture can be represented as:
PLC / Controller
↓
Control Signal / Industrial Network
↓
PowerFlex 753 Drive
↓
Three-Phase AC Motor
↓
Mechanical Load
The controller determines the desired operating condition.
The drive converts the command into controlled electrical power for the motor.
Instead of simply switching the motor on or off, the drive can provide controlled acceleration, adjustable running speed, controlled deceleration and other motor-management functions.
This is particularly useful for automated equipment where production speed changes during operation.
The 11.5 A normal-duty continuous output current is one of the defining specifications of this model.
The normal-duty power rating is 5.5 kW.
This corresponds approximately to a 7.5 HP-class motor in the applicable 400 VAC industrial environment.
The motor should not be selected by horsepower alone.
The motor nameplate current should be compared against the drive’s applicable current rating.
This is especially important because two motors with the same nominal horsepower can have different current requirements due to differences in efficiency, power factor, motor construction and rated voltage.
The drive provides a 4 kW heavy-duty rating with an approximately 8.7 A continuous heavy-duty current rating.
This allows the same physical drive to be considered for more demanding applications where the motor experiences greater torque demand or more severe operating conditions.
| Duty Rating | Continuous Current | 1-Minute Current | 3-Second Current | Power Rating |
|---|---|---|---|---|
| Normal Duty | 11.5 A | Approx. 12.7 A | Approx. 17.3 A | 5.5 kW |
| Heavy Duty | 8.7 A | Approx. 9.6 A | Approx. 13.1 A | 4 kW |
The short-duration current values are intended for transient operating conditions and should not be treated as continuous output ratings.
The drive is designed for the 400 VAC three-phase class.
This makes it suitable for many industrial electrical systems using 380–400 VAC three-phase power.
The drive should be matched to the actual electrical system.
Before installation, the following should be checked:
The motor must also be appropriate for variable-frequency-drive operation.
The 20F11RC011JA0NNNNN uses a Frame 1 mechanical design.
Frame 1 is a compact physical platform within the PowerFlex 753 family.
This is particularly useful where cabinet width is limited.
The approximate physical dimensions are:
400.5 mm H × 110 mm W × 211 mm D
The approximate product weight is:
4.54 kg
The relatively narrow 110 mm width can be valuable when several drives, circuit protection devices and control components must be installed inside one cabinet.
| Mechanical Parameter | Specification |
|---|---|
| Model | 20F11RC011JA0NNNNN |
| Frame Size | Frame 1 |
| Height | 400.5 mm |
| Width | 110 mm |
| Depth | 211 mm |
| Approx. Weight | 4.54 kg |
| Enclosure | Open Type |
| Protection | IP20 |
| Cooling | Forced Air |
| Mounting | Panel / Cabinet Mounting |
The dimensions should be considered approximate cabinet-planning dimensions.
The actual enclosure should provide additional space around the drive.
The installation layout needs to accommodate:
The 4.54 kg figure refers to the approximate drive itself rather than the complete shipping package.
The drive uses forced-air cooling.
Power semiconductor devices generate heat while the drive is operating.
The cooling system moves air through the drive to remove this heat.
For reliable operation, the cabinet should provide adequate airflow.
Particular attention should be paid to:
When multiple drives are installed in one enclosure, their combined heat generation should be included in the cabinet thermal calculation.
The drive uses an IP20 / NEMA/UL Open Type construction.
This means the drive is intended to be installed inside an appropriate electrical enclosure.
The external cabinet should provide the environmental protection required by the application.
This is especially important in environments containing:
The open-type drive should not be regarded as a sealed standalone outdoor device.
The 20F11RC011JA0NNNNN uses a filtered configuration.
Variable frequency drives use high-frequency switching devices to regulate motor power.
This switching can produce electromagnetic disturbances.
The integrated filtering helps control certain conducted noise components.
However, proper EMC performance depends on the complete installation.
Good installation practice includes:
The drive’s internal filter should therefore be considered part of a larger EMC strategy.
The JA configuration is particularly important.
For the 20F11RC011JA0NNNNN, the common-mode capacitor jumper is installed.
This is the main configuration difference between this model and the closely related AA version.
| Model | Common-Mode Capacitor Jumper |
|---|---|
| 20F11RC011JA0NNNNN | Installed |
| 20F11RC011AA0NNNNN | Removed |
The electrical ratings of the two configurations are otherwise closely related.
However, the configuration should not be ignored when selecting a replacement.
If an existing machine is equipped with the JA version, using the matching JA configuration can simplify replacement and maintain the intended system configuration.
The drive includes an internal dynamic-braking transistor.
This is valuable for applications that require controlled or rapid deceleration.
When an AC motor decelerates, energy can flow back into the drive’s DC bus.
This can cause the DC bus voltage to rise.
A braking resistor can dissipate this excess energy.
The internal braking transistor controls the connection between the DC bus and the external braking resistor.
Potential applications include:
The drive does not include the external braking resistor itself.
The resistor should be selected according to the actual braking energy and duty cycle.
Embedded I/O is another important feature.
The drive can connect directly to a range of basic machine-control signals.
Depending on the system design, these may include:
For relatively simple equipment, this can reduce the amount of additional interface hardware required.
For larger machines, the drive can be integrated into a PLC-based automation architecture using suitable communication and I/O options.
The model is configured with Blank / No HIM.
HIM means Human Interface Module.
A local HIM can be useful for:
However, industrial machinery frequently uses a dedicated HMI as the operator interface.
In those systems, the drive itself does not necessarily need a permanent local keypad.
The blank/no-HIM configuration can therefore be advantageous for OEM equipment where the machine HMI provides the operator interface.
The 20F11RC011JA0NNNNN is well suited to suitably rated conveyor systems.
Conveyors often need adjustable speed rather than simply full-speed operation.
The drive can provide:
This can reduce mechanical shock on belts, chains, gearboxes and couplings.
The drive can be used for many suitable industrial pump systems.
Typical applications include:
A variable-speed pump can adjust its operating speed according to process demand.
For suitable centrifugal-pump systems, operating at reduced speed can also provide energy-saving opportunities.
The actual pump curve and required flow/pressure range should always be considered.
Industrial fans and blowers frequently do not need to operate continuously at maximum speed.
The drive can adjust motor speed according to airflow requirements.
Applications include:
The result is a more flexible system than a basic fixed-speed starter.
Packaging machines often have repetitive motion cycles.
A typical operating sequence might be:
Start → Accelerate → Run → Decelerate → Stop → Repeat
The drive can provide controlled acceleration and deceleration.
This can help make the machine’s mechanical motion smoother.
Dynamic braking can also be useful when frequent stopping is required.
Material-handling machinery can benefit from controlled motor acceleration.
Heavy loads can create significant mechanical stress during starting.
Controlled acceleration can help reduce shock transmitted to:
The drive can therefore improve the controllability of material-handling equipment.
Industrial feeders often require adjustable speed.
The feed rate can be changed according to the production process.
The drive can provide a variable-speed output to the feeder motor.
This can be useful in:
Some mixers require controlled acceleration because the material inside the machine creates significant resistance.
A drive can gradually increase motor speed instead of immediately applying full operating speed.
The application should be evaluated carefully because mixer torque varies according to:
For demanding mixer applications, the heavy-duty current rating should be checked carefully.
The drive can also be used in general industrial machinery where the motor current and load profile are within the drive’s rating.
Potential applications include:
The 5.5 kW normal-duty rating gives this drive enough capacity for a broad range of industrial motor applications.
It is especially useful for machines using motors in the approximately 7.5 HP class.
The 11.5 A normal-duty continuous current provides useful electrical capacity while maintaining the compact Frame 1 mechanical design.
The 4 kW heavy-duty rating provides a useful alternative for applications where greater torque demand or overload conditions are present.
The drive is suitable for the 400 VAC industrial voltage class.
This makes it useful in many international industrial power systems.
The Frame 1 mechanical platform is relatively narrow.
The approximate 110 mm width can be especially useful in compact control cabinets.
The JA configuration has the common-mode capacitor jumper installed.
This makes it the appropriate configuration when the electrical system and installation design call for that arrangement.
The internal DB transistor provides flexibility for machines that need controlled deceleration.
Embedded I/O can simplify machine integration.
The filtered configuration supports electromagnetic compatibility requirements when combined with correct installation practices.
The blank/no-HIM configuration is useful for PLC- and HMI-controlled machinery.
The 20F11RC011JA0NNNNN is attractive for OEM applications because it combines substantial motor-control capacity with a relatively compact mechanical package.
The Frame 1 platform allows the equipment designer to build a relatively narrow control cabinet.
This can be valuable when the machine footprint is important.
Using the PowerFlex 753 family also allows an OEM to maintain a common drive architecture across different motor sizes.
This can simplify:
From a maintenance perspective, a programmable AC drive provides considerably more information and control than a basic motor starter.
Depending on the machine configuration, technicians can monitor:
This can help determine whether a machine problem is related to:
The following are closely related PowerFlex 753 models that can be considered when selecting a similar drive within the same family.
| Model | Series | Voltage | ND Current | HD Current | ND Power | HD Power | Frame | Approx. Dimensions | Approx. Weight |
|---|---|---|---|---|---|---|---|---|---|
| 20F11RC5P0JA0NNNNN | PowerFlex 753 | 400 VAC | 5.0 A | 5.0 A | 2.2 kW | 1.5 kW | 1 | Approx. 400.5 × 110 × 211 mm | Approx. 4.54 kg |
| 20F11RC8P7JA0NNNNN | PowerFlex 753 | 400 VAC | 8.7 A | 8.7 A | 4.0 kW | 4.0 kW | 1 | Approx. 400.5 × 110 × 211 mm | Approx. 4.54 kg |
| 20F11RC011JA0NNNNN | PowerFlex 753 | 400 VAC | 11.5 A | 8.7 A | 5.5 kW | 4.0 kW | 1 | 400.5 × 110 × 211 mm | 4.54 kg |
| 20F11RC015JA0NNNNN | PowerFlex 753 | 400 VAC | 15.4 A | 11.5 A | 7.5 kW | 5.5 kW | 2 | Configuration dependent | Configuration dependent |
| 20F11RC021JA0NNNNN | PowerFlex 753 | 400 VAC | 21 A class | 15.4 A class | 11 kW class | 7.5 kW class | 2 | Configuration dependent | Configuration dependent |
These models are useful when the motor size changes but the machine builder wants to remain within the PowerFlex 753 family.
The 20F11RC011JA0NNNNN is a particularly useful middle selection for applications requiring approximately 5.5 kW normal-duty capacity.
| Model | ND Continuous | ND 1-Minute | ND 3-Second | ND Power | HD Continuous | HD 1-Minute | HD 3-Second | HD Power |
|---|---|---|---|---|---|---|---|---|
| 20F11RC5P0JA0NNNNN | 5.0 A | Approx. 5.5 A | Approx. 7.5 A | 2.2 kW | 5.0 A | Approx. 5.5 A | Approx. 7.5 A | 1.5 kW |
| 20F11RC8P7JA0NNNNN | 8.7 A | Approx. 9.6 A | Approx. 13.1 A | 4.0 kW | 8.7 A | Approx. 9.6 A | Approx. 13.1 A | 4.0 kW |
| 20F11RC011JA0NNNNN | 11.5 A | Approx. 12.7 A | Approx. 17.3 A | 5.5 kW | 8.7 A | Approx. 9.6 A | Approx. 13.1 A | 4.0 kW |
| 20F11RC015JA0NNNNN | 15.4 A | Approx. 16.9 A | Approx. 23.1 A | 7.5 kW | 11.5 A | Approx. 12.7 A | Approx. 17.3 A | 5.5 kW |
| 20F11RC021JA0NNNNN | Approx. 21 A | Configuration dependent | Configuration dependent | Approx. 11 kW | Approx. 15.4 A | Configuration dependent | Configuration dependent | Approx. 7.5 kW |
The exact drive selection should always be based on motor current and load characteristics rather than horsepower alone.
The following models are useful related choices from the broader Allen-Bradley drive portfolio.
| Model | Product Series | Voltage Class | Approx. Output | Typical Application | Approx. Dimensions | Approx. Weight |
|---|---|---|---|---|---|---|
| 20F11RC011AA0NNNNN | PowerFlex 753 | 400 VAC | 11.5 A / 5.5 kW ND / 4 kW HD | Industrial machinery | 400.5 × 110 × 211 mm | 4.54 kg |
| 20G11RC011JA0NNNNN | PowerFlex 755 | 400 VAC class | 11.5 A / 5.5 kW class | Advanced industrial motor control | Configuration dependent | Configuration dependent |
| 25B-D011N104 | PowerFlex 525 | 400/480 VAC class | Approx. 11 A class | Pumps, fans, conveyors | Configuration dependent | Configuration dependent |
| 22B-D010N104 | PowerFlex 40 | 400/480 VAC class | Approx. 10 A class | General-purpose machinery | Configuration dependent | Configuration dependent |
| 22B-D012N104 | PowerFlex 40 | 400/480 VAC class | Approx. 12 A class | Conveyors and industrial machinery | Configuration dependent | Configuration dependent |
These models are related alternatives rather than guaranteed drop-in replacements.
Voltage, current, control method, enclosure, I/O, braking, communications and mechanical dimensions should all be checked before substitution.
| Model | Product Series | Voltage Class | Approx. Output | Typical Application | Approx. Dimensions | Approx. Weight |
|---|---|---|---|---|---|---|
| 25B-D4P8N104 | PowerFlex 525 | 480 VAC class | Approx. 4.8 A | Pumps, fans, conveyors and compact machinery | Approx. 200 × 90 × 150 mm | Approx. 2.0–2.5 kg |
| 25B-D011N104 | PowerFlex 525 | 480 VAC class | Approx. 11 A | General industrial machinery | Configuration dependent | Configuration dependent |
| 22B-D6P0N104 | PowerFlex 40 | 480 VAC class | Approx. 6 A | Fans, pumps and conveyors | Configuration dependent | Configuration dependent |
| 20F11RC011JA0NNNNN | PowerFlex 753 | 400 VAC | 11.5 A / 5.5 kW ND | Industrial automation | 400.5 × 110 × 211 mm | 4.54 kg |
| 20G11RC011JA0NNNNN | PowerFlex 755 | 400 VAC class | 11.5 A / 5.5 kW class | Advanced industrial applications | Configuration dependent | Configuration dependent |
The PowerFlex 525 is generally attractive for compact machinery.
The PowerFlex 40 is a useful general-purpose solution for simpler motor-control systems.
The PowerFlex 753 is better suited to industrial machinery requiring a more comprehensive drive platform.
The PowerFlex 755 is a related higher-level choice for applications requiring more advanced drive functionality.
This is the most important comparison for this particular model.
| Parameter | 20F11RC011JA0NNNNN | 20F11RC011AA0NNNNN |
|---|---|---|
| Product Series | PowerFlex 753 | PowerFlex 753 |
| Voltage | 400 VAC | 400 VAC |
| Phase | 3-phase | 3-phase |
| ND Current | 11.5 A | 11.5 A |
| HD Current | 8.7 A | 8.7 A |
| ND Power | 5.5 kW | 5.5 kW |
| HD Power | 4 kW | 4 kW |
| Frame | 1 | 1 |
| Cooling | Forced Air | Forced Air |
| Enclosure | Open Type | Open Type |
| Protection | IP20 | IP20 |
| EMC Filter | Yes | Yes |
| CM Capacitor Jumper | Installed | Removed |
| Dynamic Braking | DB Transistor | DB Transistor |
| Embedded I/O | Yes | Yes |
| HIM | Blank / No HIM | Blank / No HIM |
| Approx. Height | 400.5 mm | 400.5 mm |
| Approx. Width | 110 mm | 110 mm |
| Approx. Depth | 211 mm | 211 mm |
| Approx. Weight | 4.54 kg | 4.54 kg |
The main distinction is the common-mode capacitor jumper configuration.
The JA version has the jumper installed.
The AA version has the jumper removed.
Therefore, when replacing a drive, the complete catalog number should be matched to the electrical design rather than simply matching the current and horsepower ratings.
| Parameter | 20F11RC011JA0NNNNN | 20F11RC8P7JA0NNNNN |
|---|---|---|
| Voltage | 400 VAC | 400 VAC |
| ND Current | 11.5 A | 8.7 A |
| HD Current | 8.7 A | 8.7 A |
| ND Power | 5.5 kW | 4.0 kW |
| HD Power | 4.0 kW | 4.0 kW |
| Frame | 1 | 1 |
| Cooling | Forced Air | Forced Air |
| EMC Filter | Yes | Yes |
| CM Jumper | Installed | Installed |
| Dynamic Braking | Yes | Yes |
| Embedded I/O | Yes | Yes |
| Approx. Dimensions | 400.5 × 110 × 211 mm | Approx. 400.5 × 110 × 211 mm |
| Approx. Weight | 4.54 kg | Approx. 4.54 kg |
The 20F11RC011JA0NNNNN provides greater normal-duty current capacity.
It is therefore appropriate when the motor’s normal-duty current requirement is above the capacity of the 8.7 A model but remains within 11.5 A.
| Parameter | 20F11RC011JA0NNNNN | 20F11RC015JA0NNNNN |
|---|---|---|
| Voltage | 400 VAC | 400 VAC |
| ND Current | 11.5 A | 15.4 A |
| HD Current | 8.7 A | 11.5 A |
| ND Power | 5.5 kW | 7.5 kW |
| HD Power | 4.0 kW | 5.5 kW |
| Frame | 1 | 2 |
| Cooling | Forced Air | Forced Air |
| EMC Filter | Yes | Yes |
| CM Jumper | Installed | Installed |
| Dynamic Braking | Yes | Yes |
| Embedded I/O | Yes | Yes |
| Approx. Dimensions | 400.5 × 110 × 211 mm | Configuration dependent |
| Approx. Weight | 4.54 kg | Configuration dependent |
The 15.4 A model provides additional capacity but moves to a larger frame size.
That difference can be important when designing a control cabinet.
A typical conveyor system can be arranged as:
Operator HMI
↓
PLC
↓
PowerFlex 753
↓
Three-Phase Motor
↓
Gearbox
↓
Conveyor
The PLC determines the desired conveyor speed.
The drive receives the speed command and generates the appropriate motor output.
The conveyor can then operate at different speeds depending on the production requirement.
Acceleration and deceleration can also be programmed.
This can help prevent sudden mechanical loading.
A pump application may use:
Pressure / Flow Sensor
↓
PLC
↓
PowerFlex 753
↓
Pump Motor
↓
Pump
The controller can adjust the speed reference according to the required process condition.
When demand decreases, the motor can operate at a lower speed.
When demand increases, the controller can command a higher speed.
This type of control can provide both process flexibility and energy-saving opportunities in suitable applications.
An industrial fan can be controlled according to temperature or pressure.
A typical arrangement is:
Temperature Sensor
↓
Controller
↓
20F11RC011JA0NNNNN
↓
Fan Motor
↓
Ventilation System
The drive adjusts motor speed according to the controller’s demand.
This provides more flexibility than a simple fixed-speed starter.
Packaging machinery often requires frequent starting and stopping.
The drive can be configured for a controlled motion sequence.
For example:
Start
↓
Accelerate
↓
Run at Production Speed
↓
Decelerate
↓
Stop
↓
Repeat
The dynamic-braking transistor can be useful where short stopping times are required.
The actual braking resistor must be sized according to the machine’s inertia and braking duty.
A conveyor carrying a heavy load can experience substantial mechanical stress during acceleration.
The drive can use a longer acceleration ramp to gradually increase motor speed.
This can reduce sudden torque transmitted through the mechanical system.
Potential benefits include smoother machine operation and reduced mechanical shock.
The approximate physical envelope is:
400.5 mm H × 110 mm W × 211 mm D
However, the cabinet should not be designed around these dimensions alone.
Additional space should be provided for:
The drive should also be positioned so that hot exhaust air does not directly enter the cooling intake of another drive.
Before installation, verify the following:
Confirm that the incoming three-phase power is compatible with the drive.
Verify that the motor is appropriate for the drive output voltage.
Compare the motor nameplate current with the drive’s applicable normal-duty or heavy-duty current.
Confirm the motor’s rated frequency and required operating range.
The JA configuration has the CM capacitor jumper installed, so the grounding and system configuration should be considered carefully.
If the machine requires rapid deceleration, determine whether an external braking resistor is needed.
Routine maintenance should focus on the complete drive installation rather than only the drive itself.
Important checks include:
A clean and properly ventilated cabinet is particularly important for forced-air-cooled drives.
| Advantage | Practical Benefit |
|---|---|
| 11.5 A Normal-Duty Output | Supports medium-size industrial motors |
| 5.5 kW Normal-Duty Rating | Suitable for many 5.5 kW / 7.5 HP-class applications |
| 8.7 A Heavy-Duty Output | Provides 4 kW heavy-duty capacity |
| 400 VAC Three-Phase | Suitable for industrial 400 VAC-class power systems |
| Frame 1 | Compact drive platform |
| 110 mm Width | Helps save cabinet width |
| Forced-Air Cooling | Suitable for industrial cabinet installation |
| Embedded I/O | Simplifies basic control integration |
| EMC Filtering | Helps control electrical noise |
| CM Jumper Installed | Defines the JA configuration |
| Dynamic-Braking Transistor | Supports external braking resistor applications |
| Blank / No HIM | Useful for PLC/HMI-controlled machines |
| Variable-Speed Operation | Provides flexible motor speed control |
| Controlled Acceleration | Helps reduce mechanical shock |
| Controlled Deceleration | Improves stopping performance |
| PowerFlex 753 Platform | Provides a standardized industrial drive architecture |
| Approximate Application Requirement | Suggested Model |
|---|---|
| Around 0.75 kW | 20F11RC2P1JA0NNNNN |
| Around 1.5 kW | 20F11RC3P5JA0NNNNN |
| Around 2.2 kW | 20F11RC5P0JA0NNNNN |
| Around 4.0 kW | 20F11RC8P7JA0NNNNN |
| Around 5.5 kW | 20F11RC011JA0NNNNN |
| Around 7.5 kW | 20F11RC015JA0NNNNN |
| Around 11 kW | Higher-current PowerFlex 753 configuration |
The final selection should be based on actual motor current, load characteristics and duty cycle.
The main attraction of this model is the balance between electrical capacity and physical size.
An 11.5 A normal-duty rating provides substantial motor-control capacity.
At the same time, the drive remains in the relatively compact Frame 1 package.
The 5.5 kW normal-duty rating makes it suitable for many general industrial motors.
The 4 kW heavy-duty rating provides another useful operating category for applications with greater torque demand.
The internal dynamic-braking transistor adds flexibility for applications that require controlled stopping.
The embedded I/O makes basic machine integration easier.
The blank/no-HIM configuration is well suited to automated machinery where the main operator interface is located elsewhere.
The installed common-mode capacitor jumper distinguishes the JA configuration and should be considered carefully during replacement.
| Category | Specification |
|---|---|
| Model | 20F11RC011JA0NNNNN |
| Brand | Allen-Bradley |
| Product Family | PowerFlex |
| Product Series | PowerFlex 753 |
| Product Type | Industrial AC Variable Frequency Drive |
| Voltage Class | 400 VAC |
| Input Phase | 3-phase |
| Output Phase | 3-phase |
| Normal-Duty Current | 11.5 A |
| Normal-Duty Power | 5.5 kW |
| Approx. Normal-Duty Motor Rating | 7.5 HP |
| Heavy-Duty Current | 8.7 A |
| Heavy-Duty Power | 4 kW |
| Approx. Heavy-Duty Motor Rating | 5 HP |
| Frame | 1 |
| Cooling | Forced Air |
| Enclosure | NEMA/UL Open Type |
| Protection | IP20 |
| EMC Filter | Yes |
| CM Capacitor Jumper | Installed |
| Dynamic Braking | Internal DB Transistor |
| Internal Brake Resistor | No |
| External Brake Resistor | Supported |
| Embedded I/O | Yes |
| HIM | Blank / No HIM |
| AC Input with Precharge | Yes |
| DC Terminals | Yes |
| Typical Operating Temperature | 0°C to +50°C |
| Typical Storage Temperature | -40°C to +70°C |
| Approx. Height | 400.5 mm |
| Approx. Width | 110 mm |
| Approx. Depth | 211 mm |
| Approx. Weight | 4.54 kg |
| Mounting | Panel / Cabinet |
| Typical Applications | Conveyors, pumps, fans, blowers, feeders, packaging and industrial machinery |
The 20F11RC011JA0NNNNN is a versatile PowerFlex 753 industrial AC drive designed for 400 VAC three-phase motor-control applications.
Its 11.5 A normal-duty continuous output, 5.5 kW normal-duty rating and 8.7 A heavy-duty rating with 4 kW capacity make it suitable for a broad range of industrial machinery.
The Frame 1 construction is one of its most attractive physical characteristics.
With an approximate size of 400.5 mm × 110 mm × 211 mm and an approximate weight of 4.54 kg, it provides useful electrical capacity without requiring the larger physical envelope associated with higher-frame drive configurations.
The drive is also well equipped for industrial applications.
It includes embedded I/O, forced-air cooling, EMC filtering, an AC input with precharge, DC terminals and an internal dynamic-braking transistor.
These features allow the drive to be integrated into conveyors, pumps, fans, blowers, feeders, packaging equipment and other automated machinery.
The JA configuration deserves special attention.
The common-mode capacitor jumper is installed, which distinguishes this model from the closely related 20F11RC011AA0NNNNN.
For replacement applications, this configuration should be considered along with voltage, current, motor rating, braking requirements, I/O and mechanical dimensions.
For an application requiring approximately 5.5 kW normal-duty motor capacity, the 20F11RC011JA0NNNNN is a particularly useful selection within the PowerFlex 753 family.
For smaller motors, lower-current PowerFlex 753 models can reduce the drive size and cost.
For larger motors, higher-current models such as the 15.4 A configuration provide additional capacity, although the mechanical frame may become larger.
The drive is especially well suited to machine builders that want a standardized industrial drive family.
Using the same general PowerFlex 753 platform across multiple machine sizes can simplify engineering, commissioning, maintenance and spare-parts management.
In practical terms, the 20F11RC011JA0NNNNN can be summarized as a 400 VAC, three-phase, Frame 1 PowerFlex 753 AC drive with 11.5 A normal-duty output, 8.7 A heavy-duty output, 5.5 kW normal-duty capacity, 4 kW heavy-duty capacity, embedded I/O, forced-air cooling, filtered EMC configuration, installed common-mode capacitor jumper, internal dynamic-braking transistor, AC input with precharge, DC terminals and blank/no-HIM configuration.
For industrial equipment requiring adjustable motor speed, controlled acceleration, controlled deceleration, compact cabinet installation and integration with an automated control system, this model represents a strong and flexible drive solution.