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The Allen-Bradley 20G1AND186JA0NNNNN is a high-performance industrial AC variable frequency drive belonging to the PowerFlex 755 AC Drive series. It is designed for large motor-control applications where reliable speed regulation, high output current, flexible control, industrial networking, and strong application adaptability are required.
This model is configured for a 480 VAC, three-phase power system and provides a rated output current of approximately 186 A. It is rated at approximately 150 HP for normal-duty applications and 125 HP for heavy-duty applications.
The drive uses a Frame 6 construction and forced-air cooling. Its approximate dimensions are 665.5 mm high × 308 mm wide × 346.4 mm deep, while the approximate product weight is 68 kg.
The model includes an embedded EtherNet/IP communication interface, making it suitable for integration into industrial automation networks. It is also configured with an internal dynamic braking transistor, which is an important characteristic when comparing this model with related PowerFlex 755 configurations.
The 20G1AND186JA0NNNNN uses an AC input with precharge and does not have DC input terminals. It is configured with filtering and an installed CM jumper and uses an open-type IP20/IP00 enclosure arrangement.
| Item | Specification |
|---|---|
| Brand | Allen-Bradley |
| Product Family | PowerFlex |
| Product Series | PowerFlex 755 |
| Product Type | Industrial AC Variable Frequency Drive |
| Model | 20G1AND186JA0NNNNN |
| Voltage Class | 480 VAC |
| Phase | Three Phase |
| Frame | Frame 6 |
| Cooling | Forced Air |
| Communication | Embedded EtherNet/IP |
| Installation | Industrial Panel / Cabinet |
| Enclosure Type | IP20/IP00, Open Type |
The PowerFlex 755 series is intended for applications requiring considerably more functionality and capacity than compact general-purpose variable frequency drives.
The 20G1AND186JA0NNNNN is a medium-to-high-power member of this family, offering enough capacity for motors around the 150 HP class while retaining the flexibility associated with the PowerFlex 755 architecture.
| Parameter | Specification |
|---|---|
| Model | 20G1AND186JA0NNNNN |
| Brand | Allen-Bradley |
| Series | PowerFlex 755 |
| Product Type | AC Variable Frequency Drive |
| Input Voltage | 480 VAC |
| Input Phase | 3 Phase |
| Output Current | 186 A |
| Normal-Duty Rating | 150 HP |
| Normal-Duty Power | Approx. 112 kW |
| Heavy-Duty Rating | 125 HP |
| Heavy-Duty Power | Approx. 93 kW |
| Frame Size | Frame 6 |
| Input Type | AC Input with Precharge |
| DC Terminals | No |
| Cooling Method | Forced Air |
| Enclosure | IP20/IP00, NEMA/UL Open Type |
| EMC Filtering | Filtered |
| CM Jumper | Installed |
| Dynamic Braking | Internal Dynamic Braking Transistor |
| Dynamic Braking Resistor | Not integrated |
| Human Interface Module | Blank / No HIM |
| Communication | Embedded EtherNet/IP |
| PID Control | Supported |
| Integrated Motion | No |
| Height | Approx. 665.5 mm |
| Width | Approx. 308 mm |
| Depth | Approx. 346.4 mm |
| Dimensions | Approx. 665.5 × 308 × 346.4 mm |
| Weight | Approx. 68 kg |
| Operating Temperature | Approximately -20 to +60 °C, subject to applicable conditions |
| Storage Temperature | Approximately -40 to +70 °C |
The 20G1AND186JA0NNNNN is designed for a 480 VAC three-phase industrial electrical system.
Its output current rating is approximately 186 A, which places it well above the capacity of small machine-oriented drives.
The normal-duty rating is approximately 150 HP, equivalent to roughly 112 kW, while the heavy-duty rating is approximately 125 HP, or roughly 93 kW.
The difference between the normal-duty and heavy-duty ratings is important because industrial motors do not always operate under a constant load. Some applications have relatively stable loads, while others require high torque during acceleration or experience frequent overload conditions.
The correct drive selection should therefore be based on the actual motor full-load current and application duty rather than horsepower alone.
| Electrical Parameter | Specification |
|---|---|
| Model | 20G1AND186JA0NNNNN |
| Voltage Class | 480 VAC |
| Input Phase | 3 Phase |
| Output Current | 186 A |
| Normal-Duty Rating | 150 HP |
| Normal-Duty Power | Approx. 112 kW |
| Heavy-Duty Rating | 125 HP |
| Heavy-Duty Power | Approx. 93 kW |
| Input Frequency | 50/60 Hz class |
| Input Arrangement | AC Input with Precharge |
| DC Input Terminals | None |
| Filtering | Yes |
| CM Jumper | Installed |
| Dynamic Braking Transistor | Yes |
| Cooling | Forced Air |
The mechanical configuration of this model is Frame 6.
The approximate dimensions are:
Height: 665.5 mm
Width: 308 mm
Depth: 346.4 mm
The approximate weight is 68 kg.
This physical information is important when preparing an electrical cabinet, mounting panel, machine enclosure, or replacement installation.
The dimensions of the drive itself should not be treated as the total required cabinet size. Additional space is normally required for power cables, control wiring, ventilation, maintenance access, grounding, circuit protection, and other electrical components.
| Mechanical Parameter | Specification |
|---|---|
| Model | 20G1AND186JA0NNNNN |
| Frame | Frame 6 |
| Height | Approx. 665.5 mm |
| Width | Approx. 308 mm |
| Depth | Approx. 346.4 mm |
| Overall Dimensions | Approx. 665.5 × 308 × 346.4 mm |
| Weight | Approx. 68 kg |
| Cooling | Forced Air |
| Enclosure | IP20/IP00 |
| Enclosure Style | Open Type |
| Mounting | Panel / Cabinet Installation |
The approximately 68 kg weight should be taken into account when planning transportation and installation. Depending on the cabinet construction, lifting equipment or additional mechanical support may be required.
The 20G1AND186JA0NNNNN is designed for industrial motor-control applications in which a standard compact drive is not sufficient.
Its 186 A output capacity provides enough electrical capacity for large motors used in conveyors, pumps, fans, blowers, compressors, material-handling systems, and process machinery.
The PowerFlex 755 platform is designed to provide flexible control and communication rather than functioning only as a simple motor-speed controller.
In a typical industrial system, the drive may receive a speed reference from the automation system, control the motor according to the required acceleration profile, monitor current and other operating values, and return status and diagnostic information to the control system.
This makes the drive suitable for production environments where motor operation is closely connected to the overall manufacturing or process-control strategy.
A major feature of the 20G1AND186JA0NNNNN is its embedded EtherNet/IP communication capability.
Industrial automation systems frequently require drive information to be available to the main controller.
Depending on the system architecture, information exchanged with the drive can include:
This type of network integration can reduce the amount of hardwired control information required and can make drive monitoring more convenient.
The 20G1AND186JA0NNNNN includes an internal dynamic braking transistor.
This is an important feature for applications where the motor and load have significant inertia and controlled deceleration is required.
When a motor decelerates, energy can flow back toward the drive’s DC bus. Under appropriate conditions, a dynamic braking system can direct this energy to an external braking resistor.
The internal transistor provides the switching element required for this braking arrangement.
The braking resistor itself is not the same thing as the internal transistor. The resistor must be appropriately selected for the motor size, load inertia, stopping time, frequency of braking events, and thermal requirements of the application.
Large conveyor systems are one of the major applications for industrial variable frequency drives.
Conveyors often benefit from controlled acceleration and deceleration because sudden starting and stopping can create mechanical shock.
The 20G1AND186JA0NNNNN provides sufficient current capacity for large conveyor motors and can be integrated into a plant automation network.
Potential applications include:
The adjustable speed capability also allows the conveyor speed to be matched to production requirements.
Large pumps can benefit significantly from variable-speed motor control.
A pump may not need to operate at maximum speed all the time. Process requirements can change throughout the day or during different stages of production.
By adjusting motor speed, the drive can help the pump operate at the required process condition.
Potential applications include:
The drive’s PID capability can also be useful for maintaining a process variable such as pressure or flow.
Large fans and blowers can consume substantial amounts of electrical energy, especially when they operate continuously.
Variable-speed control allows the motor speed to be adjusted according to actual airflow requirements.
Typical applications include:
The drive can receive a speed reference from the control system and return operating information for monitoring.
Compressors can have demanding starting and operating characteristics.
A variable frequency drive can provide controlled acceleration and adjustable speed, provided the compressor and motor are suitable for variable-frequency operation.
The 20G1AND186JA0NNNNN can therefore be considered for large compressor systems where approximately 186 A of drive output capacity is appropriate.
Material-handling equipment often requires controlled motor operation.
Examples include:
The combination of high output current, communication capability, and dynamic braking can be useful for applications involving changing speed and controlled stopping.
Industrial mixers and agitators frequently operate under changing mechanical loads.
The required speed may vary according to material properties, production stages, or process requirements.
Variable-frequency control allows the motor to operate at different speeds rather than being restricted to a fixed operating speed.
The PowerFlex 755 platform is also suitable for large process machinery.
Examples include:
The drive can be incorporated into a larger control architecture where motor operation needs to be coordinated with other equipment.
The approximately 186 A output rating gives the drive substantial motor-control capacity.
It is suitable for motors considerably larger than those normally connected to compact variable frequency drives.
This makes it useful for medium-to-large industrial machinery.
The approximately 150 HP normal-duty rating gives this model enough capacity for many large industrial motors.
It can be used for applications where the motor operates under an appropriate normal-duty load profile.
For more demanding applications, the approximately 125 HP heavy-duty rating provides an appropriate basis for applications with heavier overload requirements.
The actual motor full-load current and load characteristics should always be considered during drive selection.
The internal dynamic braking transistor is one of the most useful features for applications involving controlled deceleration.
This can be particularly beneficial for:
The embedded network interface allows the drive to be incorporated into a larger industrial control system.
This is particularly useful where multiple drives need to be monitored and controlled from a centralized automation platform.
The PowerFlex 755 architecture provides numerous control possibilities.
The drive can be configured for different speed references, acceleration profiles, deceleration profiles, process-control strategies, and monitoring requirements.
This flexibility makes it suitable for a wide range of industrial machinery.
Industrial drives must provide more than speed control.
When a production machine stops, maintenance personnel need to understand what happened.
Drive status and diagnostic information can help identify conditions such as:
This can make commissioning and troubleshooting more efficient.
The PowerFlex 755 platform is designed for flexible motor control.
Typical functions can include:
These functions allow the drive to be integrated into automated production equipment rather than operating as an isolated motor controller.
PID control can be especially useful for process applications.
For example, a pump may be required to maintain a fixed pressure.
Instead of running the motor at a constant speed, the drive can adjust the motor speed according to the process feedback.
The same concept can be applied to fans, blowers, and other equipment where the motor speed needs to respond to a changing process variable.
The 20G1AND186JA0NNNNN is configured with filtering and an installed CM jumper.
These configuration details are relevant to the electrical installation because variable frequency drives can generate high-frequency electrical noise and can interact with motor cables, grounding systems, and other equipment.
Correct grounding, cable selection, cabinet arrangement, and installation practices remain important even when the drive includes an appropriate filtering configuration.
The Frame 6 construction provides a relatively substantial physical package compared with compact drives.
The approximate dimensions of 665.5 × 308 × 346.4 mm should be considered when designing the cabinet.
The cabinet should provide adequate space for:
The approximate 68 kg weight should also be considered when determining the strength of the mounting structure.
| Environmental Parameter | Specification |
|---|---|
| Model | 20G1AND186JA0NNNNN |
| Cooling | Forced Air |
| Protection | IP20/IP00 |
| Enclosure Type | NEMA/UL Open Type |
| Operating Temperature | Approx. -20 to +60 °C |
| Storage Temperature | Approx. -40 to +70 °C |
| Installation Environment | Industrial |
| Frame Size | 6 |
| Weight | Approx. 68 kg |
Actual operating limits can depend on ambient temperature, altitude, load, switching frequency, enclosure design, ventilation, and applicable derating requirements.
The following models provide useful comparisons within the PowerFlex 755 family or closely related high-power configurations.
| Model | Voltage Class | Output Current | Normal-Duty Rating | Heavy-Duty Rating | Frame | Approx. Dimensions H × W × D | Approx. Weight |
|---|---|---|---|---|---|---|---|
| 20G1AND186JA0NNNNN | 480 VAC | 186 A | 150 HP / 112 kW | 125 HP / 93 kW | 6 | 665.5 × 308 × 346.4 mm | 68 kg |
| 20G1ANC260JN0NNNNN | 400 VAC | 260 A | 132 kW | 110 kW | 6 | 665.5 × 308 × 346.4 mm | Approx. 39 kg |
| 20G1ANC302JN0NNNNN | 400 VAC | 302 A | 160 kW | 132 kW | 7 | 881.5 × 430 × 349.6 mm | Approx. 82 kg |
| 20G1ANC367JN0NNNNN | 400 VAC | 367 A | 200 kW | 160 kW | 7 | 881.5 × 430 × 349.6 mm | Approx. 82 kg |
| 20G1ANC456JN0NNNNN | 400 VAC | 456 A | 250 kW | 200 kW | 7 | 881.5 × 430 × 349.6 mm | Approx. 82 kg |
These models illustrate the different power and current ranges available within the broader PowerFlex 755 platform.
The 20G1AND186JA0NNNNN is particularly useful where a 480 VAC supply is required and the motor is in approximately the 150 HP class.
For applications requiring a similar high-power architecture but different output capacities, the following models are also useful for comparison.
| Model | Voltage | Current | Normal-Duty Power | Heavy-Duty Power | Frame | Dimensions H × W × D | Weight |
|---|---|---|---|---|---|---|---|
| 20G1ANC205JN0NNNNN | 400 VAC | 205 A | Approx. 110 kW | Approx. 90 kW | 6 | Approx. 665.5 × 308 × 346.4 mm | Approx. 39 kg |
| 20G1ANC260JN0NNNNN | 400 VAC | 260 A | 132 kW | 110 kW | 6 | Approx. 665.5 × 308 × 346.4 mm | Approx. 39 kg |
| 20G1ANC302JN0NNNNN | 400 VAC | 302 A | 160 kW | 132 kW | 7 | Approx. 881.5 × 430 × 349.6 mm | Approx. 82 kg |
| 20G1ANC367JN0NNNNN | 400 VAC | 367 A | 200 kW | 160 kW | 7 | Approx. 881.5 × 430 × 349.6 mm | Approx. 82 kg |
| 20G1ANC477JN0NNNNN | 400 VAC | 477 A | 270 kW | 200 kW | 7 | Approx. 881.5 × 430 × 349.6 mm | Approx. 82 kg |
The exact configuration of each related model should be checked before treating it as a direct replacement. Voltage class, braking configuration, filtering, frame, communication, and duty rating can all affect interchangeability.
| Model | Output Current | Normal-Duty Rating | Heavy-Duty Rating | Dynamic Braking Transistor | Approx. Weight |
|---|---|---|---|---|---|
| 20G1AND186JA0NNNNN | 186 A | 150 HP | 125 HP | Yes | 68 kg |
| 20G1ANC367JN0NNNNN | 367 A | 200 kW | 160 kW | No | Approx. 82 kg |
| 20G1ANC456JN0NNNNN | 456 A | 250 kW | 200 kW | No | 82 kg |
| 20G1ANC477JN0NNNNN | 477 A | 270 kW | 200 kW | No | Approx. 82 kg |
| 20G1ANC477JA0NNNNN | 477 A | 270 kW | 200 kW | Yes | Approx. 82 kg |
The JA0 configuration is significant because the internal dynamic braking transistor is included.
When comparing drives for applications involving high inertia or frequent stopping, the braking configuration should be checked carefully rather than selecting a drive based only on current and horsepower.
The following models represent different PowerFlex drive sizes and application categories and can be considered when comparing products within the same brand.
| Model | Product Series | Voltage Class | Current / Rating | Typical Power Class | Approx. Dimensions H × W × D | Approx. Weight |
|---|---|---|---|---|---|---|
| 25B-D017N104 | PowerFlex 525 | 380–480 VAC | 17 A | Approx. 7.5 kW / 10 HP | Approx. 130 × 260 × 212 mm | Approx. 3 kg |
| 25B-D024N114 | PowerFlex 525 | 380–480 VAC | 24 A | Approx. 11 kW / 15 HP | Approx. 130 × 260 × 212 mm | Approx. 3.2 kg |
| 20F11ND034JA0NNNNN | PowerFlex 753 | 480 VAC class | 34 A | Approx. 25 HP class | Approx. 350 × 170 × 200 mm | Approx. 10 kg |
| 20G1ANC367JN0NNNNN | PowerFlex 755 | 400 VAC | 367 A | 200 kW ND / 160 kW HD | Approx. 881.5 × 430 × 349.6 mm | Approx. 82 kg |
| 20G1ANC477JN0NNNNN | PowerFlex 755 | 400 VAC | 477 A | 270 kW ND / 200 kW HD | Approx. 881.5 × 430 × 349.6 mm | Approx. 82 kg |
The first two models are compact drives intended for much smaller motors.
The PowerFlex 753 model occupies a middle position in terms of application scale and is suitable for industrial motor-control systems that require more capacity than compact machine drives.
The PowerFlex 755 models in the final two rows are designed for substantially larger motors and more demanding industrial installations.
| Application | Recommended Drive Characteristics | Why the 20G1AND186JA0NNNNN Can Be Suitable |
|---|---|---|
| Large Conveyor | High current + controlled acceleration | 186 A output and flexible control |
| Pump | Variable speed + PID | Suitable for process-flow and pressure control |
| Fan | Adjustable speed | Supports changing airflow requirements |
| Blower | High-power motor control | Suitable for large blower motors |
| Compressor | High current + controlled acceleration | Suitable for compatible large compressor systems |
| Material Handling | High current + braking | Internal braking transistor can support suitable braking systems |
| Mixer | Variable speed | Useful for changing process conditions |
| Agitator | Adjustable speed | Suitable for controlled process operation |
| Process Machinery | Network + diagnostics | Suitable for integration into larger automation systems |
| Production Machinery | High-power control | Suitable for large industrial machines |
The 20G1AND186JA0NNNNN is particularly useful when the drive must operate as part of an automated production system.
For example, a production line may contain multiple motors, conveyors, pumps, fans, and process machines.
The drive can provide motor-speed control while communicating operating information to the main automation system.
This allows the control architecture to coordinate different sections of the production process.
The embedded EtherNet/IP interface is therefore more than a communication convenience. It can be an important part of the overall system architecture.
Large industrial drives should be incorporated into a preventive-maintenance program.
The forced-air cooling system should be kept clean and unobstructed.
Dust, debris, or restricted airflow can increase operating temperatures and reduce thermal performance.
Cooling fans and airflow paths should be checked periodically.
Power connections should also be inspected for abnormal heating, loose connections, discoloration, or other signs of electrical stress.
Drive diagnostic information can be useful when troubleshooting intermittent faults or abnormal machine behavior.
The approximate 68 kg weight should also be considered when planning replacement procedures.
When selecting the 20G1AND186JA0NNNNN, several parameters should be considered together.
The motor’s actual full-load current should be compared with the drive’s rated output current.
Normal-duty and heavy-duty ratings should be considered according to the actual load profile.
The drive is designed for a 480 VAC three-phase system.
The internal dynamic braking transistor is an important configuration detail for applications requiring controlled dissipation of regenerative energy.
The approximate dimensions of 665.5 × 308 × 346.4 mm should be considered before installation.
At approximately 68 kg, the drive requires appropriate mechanical support.
The embedded EtherNet/IP capability should be considered when integrating the drive with the plant automation system.
| Feature | Advantage |
|---|---|
| 186 A Output | Suitable for large industrial motors |
| 150 HP Normal Duty | Provides substantial motor capacity |
| 125 HP Heavy Duty | Suitable for demanding load profiles |
| 480 VAC | Suitable for common industrial high-voltage motor systems |
| Frame 6 | Large industrial drive construction |
| EtherNet/IP | Convenient automation-system integration |
| Dynamic Braking Transistor | Supports appropriate external braking-resistor systems |
| Forced-Air Cooling | Suitable for high-power thermal management |
| Filtering | Helps manage electrical-noise considerations |
| CM Jumper Installed | Defined factory configuration |
| PID Control | Useful for pumps, fans and process equipment |
| Diagnostics | Helps with commissioning and maintenance |
| Open-Type Construction | Suitable for cabinet-based installations |
| No HIM | Appropriate for remote/networked control architectures |
The Allen-Bradley 20G1AND186JA0NNNNN is a PowerFlex 755 AC variable frequency drive designed for industrial motor-control applications requiring substantial electrical capacity and flexible automation integration.
Its main electrical rating is 186 A at 480 VAC, three phase, with approximately 150 HP normal-duty and 125 HP heavy-duty capability.
The drive uses a Frame 6 mechanical design and forced-air cooling.
Its approximate dimensions are:
665.5 mm height × 308 mm width × 346.4 mm depth
Its approximate weight is:
68 kg
The drive uses an IP20/IP00 NEMA/UL open-type configuration, with AC input and precharge and no DC input terminals.
The unit is filtered and has the CM jumper installed.
It includes an internal dynamic braking transistor, which is an important characteristic for applications where controlled deceleration and regenerative-energy management are required.
The embedded EtherNet/IP communication capability allows the drive to become part of a larger industrial automation system.
The drive can be used for large conveyors, pumps, fans, blowers, compressors, material-handling equipment, mixers, agitators, and process machinery.
Its approximately 186 A output capacity makes it suitable for considerably larger motors than compact general-purpose drives.
The PowerFlex 755 architecture also makes it suitable for applications where diagnostics, network communication, process control, and flexible motor operation are important.
The 20G1AND186JA0NNNNN should not be selected solely according to horsepower.
The motor’s full-load current, duty cycle, acceleration requirements, braking requirements, ambient temperature, installation altitude, cabinet ventilation, cable arrangement, and control architecture should all be evaluated.
The internal dynamic braking transistor is especially important when comparing this model with other catalog configurations.
A model with similar voltage, current, and horsepower can still have a different braking configuration and therefore may not be a direct replacement.
The Allen-Bradley 20G1AND186JA0NNNNN is a high-capacity industrial variable frequency drive in the PowerFlex 755 series.
It is designed around a 480 VAC three-phase input, with approximately 186 A output current, 150 HP normal-duty capacity, and 125 HP heavy-duty capacity.
The Frame 6 construction provides a practical industrial package for large motor-control installations, with approximate dimensions of 665.5 × 308 × 346.4 mm and an approximate weight of 68 kg.
Its forced-air cooling, filtered configuration, installed CM jumper, embedded EtherNet/IP communication, and internal dynamic braking transistor make it suitable for a broad range of demanding industrial applications.
The model is particularly well suited to applications where the motor needs adjustable speed and the drive must communicate with a larger automation system.
Typical applications include large conveyors, pumps, fans, blowers, compressors, material-handling machinery, mixers, agitators, and process equipment.
For systems requiring controlled deceleration, the internal dynamic braking transistor can provide an important part of the braking-system architecture when used with a properly selected external braking resistor.
For automation applications, the embedded EtherNet/IP capability provides a practical way to integrate the drive into a networked control system.
For maintenance teams, the drive’s diagnostic and monitoring capabilities can assist with troubleshooting and preventive maintenance.
In summary, the 20G1AND186JA0NNNNN is a robust high-power PowerFlex 755 AC drive intended for large industrial motors where current capacity, flexible control, network integration, braking capability, and reliable industrial operation are important.