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Allen-Bradley 20G1F3C367LNDNNNNN-C0 PowerFlex 755 AC Drive

1. Product Overview

The 20G1F3C367LNDNNNNN-C0 is a high-power industrial AC drive belonging to the PowerFlex 755 series.

It is an air-cooled 755 AC packaged drive configuration intended for demanding industrial motor-control applications. The exact catalog number, including the “-C0” suffix, is listed as a PowerFlex 755 AC Drive configuration.

The product is designed for large motors and industrial machinery where ordinary compact variable-frequency drives are not sufficient.

With its high-current rating, advanced motor-control architecture, flexible feedback capability, industrial communication options, and broad configuration possibilities, the PowerFlex 755 platform is commonly associated with large conveyors, pumps, fans, compressors, cranes, hoists, extruders, material-handling systems, process machinery, and other heavy industrial equipment.

The 367 A current class is the key identifying electrical characteristic of this configuration.

The “-C0” suffix should be retained when specifying the complete product because catalog suffixes can identify additional construction or configuration details. It should not automatically be removed when preparing a replacement order.

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2. Basic Product Information

Item	Specification
Model	20G1F3C367LNDNNNNN-C0
Brand	Allen-Bradley
Product Family	PowerFlex 755
Product Series	PowerFlex 755 AC Drive
Product Type	Industrial AC Variable Frequency Drive
Construction	Air-Cooled 755 AC Packaged Drive
Current Class	367 A
Voltage Class	400 V-class configuration
Input	Three-phase AC
Output	Variable-frequency three-phase AC
Cooling	Air cooled
Application Level	High-power industrial
Motor Control	Advanced AC motor control
Feedback	Available depending on configured hardware
Communication	Available through configured communication options
Regenerative Capability	Configuration dependent / regenerative architecture
Mounting	Industrial cabinet or equipment installation
Main Application	Large industrial motors and machinery
Approx. Height	1,000–1,100 mm
Approx. Width	500–600 mm
Approx. Depth	350–400 mm
Approx. Weight	Approximately 100–130 kg
Installation Type	Vertical industrial installation
Typical Environment	Industrial control room / electrical cabinet / machinery

The exact mechanical arrangement can vary according to enclosure, options, accessories, filtering, control modules, and other configuration details. Therefore, the dimensions and weight above should be regarded as engineering reference values, not as a substitute for the mechanical drawing of the exact configured unit.

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3. Detailed Technical Parameters

Parameter	20G1F3C367LNDNNNNN-C0
Model	20G1F3C367LNDNNNNN-C0
Brand	Allen-Bradley
Series	PowerFlex 755
Drive Type	AC Drive
Current Rating Class	367 A
Voltage Class	400 V AC class
Input Phase	Three phase
Output Phase	Three phase
Frequency Control	Variable frequency
Cooling Method	Air cooled
Drive Architecture	PowerFlex 755
Package Type	Air-Cooled 755 AC Packaged Drive
Motor Control	Advanced vector / AC motor control
Speed Control	Available
Torque Control	Available depending on control configuration
Encoder Feedback	Supported through appropriate option hardware
Communication	Industrial network options available
Regenerative Operation	Supported by applicable configuration
Braking	Application/configuration dependent
Motor Application	Large industrial motors
Installation	Industrial cabinet/equipment
Approx. Height	1,000–1,100 mm
Approx. Width	500–600 mm
Approx. Depth	350–400 mm
Approx. Weight	100–130 kg
Cooling Clearance	Required around ventilation areas
Maintenance Access	Required
Application Class	Heavy industrial
Control System Integration	PLC / industrial automation compatible
Typical Duty	Continuous industrial operation

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4. Product Series

The 20G1F3C367LNDNNNNN-C0 belongs to the PowerFlex 755 series.

The PowerFlex 755 family is designed for larger industrial applications where the drive is an important part of the overall machine-control system.

Compared with compact variable-frequency drives, the PowerFlex 755 platform provides a considerably broader range of configuration possibilities.

The platform can be used with different current ratings, feedback arrangements, communications options, I/O configurations, braking arrangements, and installation configurations.

This makes the series suitable for equipment ranging from large process machines to high-inertia material-handling systems.

The catalog listings also contain closely related PowerFlex 755 configurations such as 302 A, 367 A, 460 A, 540 A, 585 A, 650 A, 750 A, and higher-current versions.

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5. Product Introduction

The PowerFlex 755 is not simply a basic motor-speed controller.

It is designed as a larger industrial drive platform capable of becoming part of a complete automation system.

In a typical installation, the drive receives commands from a PLC or other machine controller.

The drive then controls the motor according to the requested speed, torque, acceleration, deceleration, direction, and other operating parameters.

Depending on the selected hardware, feedback from an encoder or another feedback device can also be incorporated into the control system.

This is particularly useful for machinery where accurate speed control is important.

For example, a large conveyor may need to accelerate slowly to avoid mechanical shock.

A crane may require controlled speed and torque when lifting or lowering a load.

A compressor may need to follow a process demand.

An extruder may need stable motor speed over long periods of operation.

A test stand may need repeated acceleration and braking cycles.

The PowerFlex 755 architecture is suitable for these types of applications.

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6. 367 A High-Power Configuration

The 367 A rating places this configuration in the large-drive segment of the PowerFlex 755 family.

This is significantly larger than the current ratings normally associated with compact machine drives.

At this current level, installation becomes an engineering project rather than simply mounting a small VFD inside a machine panel.

The incoming power system must be correctly designed.

Motor cables must be appropriately selected.

Grounding and electrical protection must be considered.

Cabinet ventilation becomes important.

Heat generated by the drive must be managed.

The cabinet must also provide adequate service access.

For this reason, a 367 A PowerFlex 755 installation is normally associated with larger industrial machinery, production systems, process equipment, and centralized electrical rooms.

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7. Main Advantages

7.1 High Current Capacity

One of the most obvious advantages of the 20G1F3C367LNDNNNNN-C0 is its high-current capability.

The 367 A class allows the drive to control significantly larger motors than compact PowerFlex products.

This makes it suitable for large mechanical loads where a smaller drive would not provide sufficient current capacity.

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7.2 Advanced Motor Control

The PowerFlex 755 platform is designed for advanced motor control rather than simple frequency adjustment.

Depending on the configuration, the drive can provide sophisticated speed and torque control.

This can improve the behavior of large machinery during acceleration, deceleration, load changes, and other operating conditions.

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7.3 Flexible Feedback Capability

Large industrial machines sometimes require motor feedback.

An encoder can provide information about motor speed or position.

This can improve low-speed control and make the drive better suited to demanding applications.

The PowerFlex 755 family supports different feedback arrangements through appropriate hardware.

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7.4 Regenerative Applications

The relevant PowerFlex 755 configuration family can be used in regenerative drive systems.

Regenerative operation is particularly useful when the motor repeatedly enters a generating condition.

Examples include cranes, hoists, large conveyors, test stands, and machines with significant rotational inertia.

Instead of treating all regenerated energy as waste heat, a suitable regenerative architecture can return energy toward the electrical supply.

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7.5 Industrial Communication

The PowerFlex 755 platform is designed to operate as part of an industrial automation network.

The drive can exchange commands, references, operating status, alarms, diagnostic information, and other data with the machine-control system when the appropriate communication hardware is installed.

This reduces the need for the drive to operate as an isolated component.

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7.6 Suitable for Large Machines

The 20G1F3C367LNDNNNNN-C0 is intended for applications where motor power, inertia, and process requirements are relatively high.

This makes it appropriate for:

• Large conveyors
• Cranes
• Hoists
• Pumps
• Fans
• Blowers
• Compressors
• Extruders
• Mixers
• Material-handling systems
• Processing machinery
• Test equipment
• Large production machines

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7.7 Flexible Configuration

A major advantage of the PowerFlex 755 architecture is the ability to configure the drive around the machine.

Different applications can require different feedback systems, communications, I/O, braking, filtering, and safety arrangements.

The modular nature of the platform allows engineers to select appropriate options instead of using one fixed configuration for every application.

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8. Dimensions and Weight

Because the 20G1F3C367LNDNNNNN-C0 is a large industrial PowerFlex 755 configuration, its physical size is considerably greater than that of compact AC drives.

The following values are useful for preliminary engineering calculations.

Mechanical Parameter	Approximate Specification
Model	20G1F3C367LNDNNNNN-C0
Height	1,000–1,100 mm
Width	500–600 mm
Depth	350–400 mm
Net Weight	Approximately 100–130 kg
Cooling	Air cooled
Mounting Orientation	Vertical
Installation	Cabinet / industrial equipment
Service Space	Additional clearance required
Ventilation	Required
Transportation	Mechanical lifting may be required

The final physical dimensions can change depending on the exact package and installed options.

For cabinet manufacturing, the approximate values above should therefore not be used as the final fabrication dimensions.

The exact mechanical drawing should be matched to the complete catalog number before designing the enclosure.

The shipping weight can also be greater than the net drive weight because packaging and accessories add additional mass.

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9. Typical Applications

9.1 Large Conveyors

Large conveyors often use motors with substantial torque requirements.

The drive can control acceleration and deceleration to reduce mechanical shock.

For long conveyors, smooth acceleration can also reduce stress on belts, gearboxes, couplings, and other mechanical components.

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9.2 Cranes

Cranes and lifting equipment are demanding drive applications.

The motor may frequently switch between motoring and regenerative operation.

Controlled torque and speed are important because the load can change significantly.

The PowerFlex 755 platform is suitable for large crane drive systems where the correct regenerative and feedback configuration is selected.

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9.3 Hoists

Hoisting systems require controlled acceleration, controlled stopping, and reliable speed regulation.

Encoder feedback can be particularly useful in applications where low-speed control is important.

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9.4 Pumps

Large industrial pumps can consume considerable power.

Variable-speed control allows the pump to operate according to actual process requirements.

This can provide more flexible process control than operating the motor continuously at a fixed speed.

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9.5 Fans and Blowers

Large fans can have considerable inertia.

A large AC drive allows controlled acceleration and adjustable operating speed.

This is useful in industrial ventilation, combustion-air systems, process ventilation, and other applications.

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9.6 Compressors

Industrial compressors can require large motors and controlled acceleration.

The PowerFlex 755 can be integrated into the machine-control system so that motor speed follows the required process condition.

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9.7 Extrusion Equipment

Extruders typically require stable motor speed and controlled torque.

The PowerFlex 755 can provide the necessary motor-control functionality for large extrusion machinery.

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9.8 Test Stands

Test stands often perform repeated acceleration and deceleration cycles.

Regenerative operation can be particularly useful in such applications.

A suitable PowerFlex 755 configuration can form part of a larger motor test system where speed, torque, acceleration, and braking are controlled by the automation system.

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10. Installation Requirements

A drive in the 367 A class requires careful electrical and mechanical planning.

The incoming electrical supply must be compatible with the drive configuration.

The motor’s rated current should be compared with the drive’s continuous and overload capability.

The cabinet must have adequate ventilation.

Power cables, motor cables, grounding conductors, circuit protection, disconnecting equipment, and other electrical components must be properly selected.

The installation must also provide sufficient clearance around the drive.

This is important because air-cooled drives depend on adequate airflow to remove heat.

Insufficient ventilation can increase operating temperature and reduce equipment reliability.

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11. Maintenance

Routine maintenance should include inspection of the cooling system.

Air filters, ventilation openings, fans, and cabinet airflow paths should be checked according to the equipment maintenance schedule.

Dust and contamination can reduce cooling performance.

Electrical connections should also be inspected as required by the equipment maintenance procedure.

The drive’s internal DC bus and power circuitry can contain hazardous voltage even after the incoming supply has been disconnected.

Proper electrical isolation, lockout/tagout procedures, and voltage verification are therefore essential before service work.

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12. Recommended Five Related Models – PowerFlex 755 Family

The following five models are closely related configurations within the same PowerFlex 755 family.

They are useful when comparing drive current capacity and application requirements.

Model	Series	Current Class	Typical Application	Approx. Dimensions	Approx. Weight
20G1F3C302LNDNNNNN-C0	PowerFlex 755	302 A	Large industrial motor control	Large-frame	Approx. 80–100 kg
20G1F3C367LNDNNNNN-C0	PowerFlex 755	367 A	High-power industrial motor control	Approx. 1,000–1,100 × 500–600 × 350–400 mm	Approx. 100–130 kg
20G1F3C460LNDNNNNN-C0	PowerFlex 755	460 A	Heavy industrial machinery	Large-frame	Approx. 120–150 kg
20G1F3C540LNDNNNNN-C0	PowerFlex 755	540 A	Higher-power process equipment	Large-frame	Approx. 130–160 kg
20G1F3C650LNDNNNNN-C0	PowerFlex 755	650 A	Large industrial drive systems	Large-frame	Approx. 150–180 kg

These model numbers are represented in PowerFlex 755 catalog listings, including the 367 A, 460 A, 540 A, and 650 A configurations.

The dimensions and weights in this comparison are approximate engineering ranges because the complete mechanical package can depend on configuration and installed options.

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13. Related Model – 20G1F3C302LNDNNNNN-C0

The 20G1F3C302LNDNNNNN-C0 is a lower-current configuration in the same PowerFlex 755 family.

It can be considered where the required motor current is below the 367 A class.

Parameter	Specification
Model	20G1F3C302LNDNNNNN-C0
Series	PowerFlex 755
Current Class	302 A
Voltage Class	400 V class
Cooling	Air cooled
Product Type	AC drive
Application	Large industrial motors
Control	Advanced AC motor control
Approx. Dimensions	Large-frame
Approx. Weight	80–100 kg

This model is a useful comparison when the 367 A capacity is more than the application requires.

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14. Related Model – 20G1F3C460LNDNNNNN-C0

The 20G1F3C460LNDNNNNN-C0 is a higher-current PowerFlex 755 configuration.

It is appropriate for applications requiring more current capacity than the 367 A configuration.

Parameter	Specification
Model	20G1F3C460LNDNNNNN-C0
Series	PowerFlex 755
Current Class	460 A
Voltage Class	400 V class
Cooling	Air cooled
Product Type	AC drive
Application	Heavy-duty industrial motor systems
Control	Advanced AC motor control
Approx. Dimensions	Large-frame
Approx. Weight	120–150 kg

The model is listed as a PowerFlex 755 AC Drive configuration.

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15. Related Model – 20G1F3C540LNDNNNNN-C0

The 20G1F3C540LNDNNNNN-C0 represents another higher-current configuration within the same family.

Parameter	Specification
Model	20G1F3C540LNDNNNNN-C0
Series	PowerFlex 755
Current Class	540 A
Voltage Class	400 V class
Cooling	Air cooled
Application	Large process machinery
Motor Control	Advanced AC control
Feedback	Configuration dependent
Approx. Dimensions	Large-frame
Approx. Weight	130–160 kg

The 540 A configuration is also present among PowerFlex 755 catalog listings.

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16. Related Model – 20G1F3C650LNDNNNNN-C0

The 20G1F3C650LNDNNNNN-C0 moves into an even higher current range.

Parameter	Specification
Model	20G1F3C650LNDNNNNN-C0
Series	PowerFlex 755
Current Class	650 A
Voltage Class	400 V class
Cooling	Air cooled
Application	Large industrial equipment
Control	Advanced AC motor control
Feedback	Configuration dependent
Approx. Dimensions	Large-frame
Approx. Weight	150–180 kg

This configuration is included in PowerFlex 755 catalog listings.

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17. Five Popular Models from the Same Brand

The following products represent different parts of the same industrial automation portfolio.

They are not direct replacements for the 20G1F3C367LNDNNNNN-C0, but they are useful reference models when comparing compact drives, general industrial drives, high-power drives, and motion-control products.

Model	Product Family	Product Type	Typical Application	Voltage Class	Approx. Dimensions	Approx. Weight
25B-D010N114	PowerFlex 525	Compact AC Drive	Small machines, pumps, fans	480 V class	Approx. 200 × 100 × 150 mm	Approx. 2–5 kg
25C-D010N114	PowerFlex 527	Compact AC Drive	Machine automation	480 V class	Approx. 200 × 100 × 150 mm	Approx. 2–5 kg
20F1AND302JN0NNNNN	PowerFlex 753	Industrial AC Drive	Large motors and machinery	480 V class	Large-frame	Approx. 80–100 kg
20G1ANC302JA0NNNNN	PowerFlex 755	Industrial AC Drive	Large industrial motors	400 V class	Approx. 881.5 × 430 × 349.6 mm	Approx. 82 kg
2094 Series	Kinetix	Servo / Motion Drive	Motion-control systems	Application dependent	Modular	Application dependent

These products cover a broad range of applications, from small machine drives to large industrial motor control and servo systems.

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18. Compact Drive Comparison

The PowerFlex 525 and PowerFlex 527 are much smaller products than the 20G1F3C367LNDNNNNN-C0.

They are designed for applications where the motor power is considerably lower.

Feature	Compact PowerFlex Drives	20G1F3C367LNDNNNNN-C0
Application	Small/medium machines	Large industrial machines
Current	Low/medium	367 A class
Physical Size	Compact	Large
Cabinet Space	Small	Substantial
Motor Size	Small/medium	Large
Feedback	More limited	Extensive configuration capability
Regenerative Capability	Application dependent	Advanced configurations available
Communication	Available	Extensive options
Installation	Machine cabinet	Large industrial cabinet
Maintenance	Relatively simple	More specialized

A compact drive should therefore not be selected as a replacement simply because it performs the same general function.

The electrical rating and machine requirements must match.

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19. PowerFlex 753 Comparison

The PowerFlex 753 is a closer comparison because it is also intended for larger industrial motor applications.

The PowerFlex 755 generally provides a broader configuration platform for applications requiring sophisticated control, feedback, communication, and regenerative functionality.

Feature	PowerFlex 753	PowerFlex 755
Product Level	Industrial	High-end industrial
Large Motor Applications	Yes	Yes
Advanced Feedback	Available	Extensive
Communication	Available	Extensive
Regenerative Options	Configuration dependent	Broad configuration capability
High-Inertia Machinery	Suitable	Very suitable
Large Process Equipment	Suitable	Suitable
System Integration	High	High
Configuration Flexibility	High	Very high

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20. PowerFlex 755 Configuration Flexibility

One reason the PowerFlex 755 family is suitable for large industrial systems is that the same basic drive architecture can be configured for many different applications.

For example, one machine may require encoder feedback.

Another may require a regenerative input.

A third application may need additional communication capability.

Another machine may need a different enclosure or filtering arrangement.

This flexibility is particularly valuable in large manufacturing plants where engineering departments want to standardize the drive platform across multiple production lines.

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21. Model Selection Considerations

When selecting the 20G1F3C367LNDNNNNN-C0 or a related model, the following factors should be checked carefully.

Motor Current

The motor nameplate current should be compared against the drive rating.

The drive should be selected based on actual motor current and required overload capability rather than horsepower alone.

Duty Cycle

The machine may operate continuously, intermittently, or with frequent overloads.

A conveyor, crane, compressor, pump, and extruder can have very different duty requirements.

Regeneration

If the machine frequently decelerates large loads, the regenerative requirements should be evaluated.

Feedback

If the existing system uses an encoder, the replacement drive should have the correct feedback interface.

Communications

The drive’s communication architecture should be compatible with the machine’s PLC or control system.

Cabinet Dimensions

The physical space must be sufficient.

The large size and weight of a 367 A drive mean that mechanical installation must be considered from the beginning of the project.

Cooling

Airflow must be sufficient to remove the drive’s heat.

Service Access

There should be adequate access for inspection, fan maintenance, electrical testing, and component replacement.

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22. Advantages for Industrial Automation

The 20G1F3C367LNDNNNNN-C0 is especially useful when the drive needs to become part of a larger automation system.

It can receive commands from the control system and provide operating information back to the PLC.

This allows the drive to participate in automatic startup, shutdown, speed control, fault handling, process regulation, and diagnostic functions.

For large industrial machinery, this type of integration is often more important than simple speed adjustment.

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23. Advantages for High-Inertia Loads

High-inertia machines can create substantial mechanical and electrical demands during acceleration and deceleration.

A controlled acceleration profile can reduce mechanical stress.

During deceleration, the drive must also deal with the energy stored in the rotating equipment.

This is where the regenerative architecture becomes particularly useful.

Applications such as large fans, centrifuges, conveyors, cranes, and test stands can generate significant regenerative energy.

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24. Advantages for Large Production Lines

A PowerFlex 755 drive can be integrated into a larger production line rather than operating as an isolated motor controller.

This makes it suitable for systems where several machines need to exchange information.

For example, conveyor speed may need to follow upstream or downstream production equipment.

A pump may need to respond to process pressure.

A fan may need to respond to temperature.

An extruder may need to maintain a stable production speed.

The drive can therefore become one component of the overall machine-control architecture.

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25. Practical Installation Notes

For the 20G1F3C367LNDNNN-C0, installation planning should include:

• Incoming power requirements
• Motor rated current
• Overload requirements
• Motor cable size
• Grounding
• Cabinet ventilation
• Drive cooling
• Communication wiring
• Feedback wiring
• Control wiring
• EMC considerations
• Service clearance
• Cabinet dimensions
• Lifting and transportation
• Environmental conditions

Because the equipment is large and heavy, mechanical handling should also be considered.

A suitable lifting method may be necessary during installation or replacement.

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26. Overall Product Summary

Category	Specification
Model	20G1F3C367LNDNNNNN-C0
Brand	Allen-Bradley
Series	PowerFlex 755
Product Type	AC Variable Frequency Drive
Package	Air-Cooled 755 AC Packaged Drive
Current Class	367 A
Voltage Class	400 V
Input	Three-phase AC
Output	Three-phase variable-frequency AC
Cooling	Air cooled
Control	Advanced AC motor control
Feedback	Supported depending on configuration
Communication	Supported through appropriate options
Regenerative Application	Supported by appropriate configuration
Main Applications	Conveyors, cranes, hoists, pumps, fans, compressors, extruders, process machinery
Approx. Height	1,000–1,100 mm
Approx. Width	500–600 mm
Approx. Depth	350–400 mm
Approx. Weight	100–130 kg
Installation	Large industrial cabinet/equipment
Application Class	High-power industrial
Maintenance	Professional industrial maintenance recommended

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27. Final Product Description

The Allen-Bradley 20G1F3C367LNDNNNNN-C0 is a large industrial PowerFlex 755 AC Drive designed for high-power motor-control applications.

Its 367 A current class makes it suitable for substantially larger motors than compact variable-frequency drives.

The product is especially appropriate for industrial equipment requiring controlled acceleration, controlled deceleration, accurate speed regulation, advanced motor control, feedback capability, and integration with an industrial automation system.

The PowerFlex 755 architecture also makes the product suitable for applications where regenerative operation is important.

Large conveyors, cranes, hoists, test stands, centrifuges, and other high-inertia machines can generate considerable energy during deceleration.

A suitable regenerative configuration can handle this energy in a more controlled manner than a conventional braking arrangement.

Another important characteristic is configuration flexibility.

The PowerFlex 755 platform can be adapted to different machine requirements through feedback devices, communication interfaces, I/O, braking arrangements, filtering, and other options.

For this reason, the exact catalog number should always be preserved when purchasing a replacement.

The “-C0” suffix is part of the requested configuration and should not be ignored during procurement.

From a mechanical perspective, this is a large and heavy industrial drive.

A preliminary engineering allowance of approximately 1,000–1,100 mm high, 500–600 mm wide, 350–400 mm deep, and 100–130 kg is reasonable for planning purposes, but the exact mechanical drawing should be used before final cabinet fabrication or replacement.

Overall, the 20G1F3C367LNDNNNNN-C0 is best suited to large industrial machinery where high motor current, advanced control, automation integration, and flexible system configuration are more important than compact size.

For applications such as heavy conveyors, cranes, hoists, pumps, fans, compressors, extruders, material-handling equipment, and high-inertia production machinery, the PowerFlex 755 platform provides the type of drive architecture normally required for large-scale industrial motor control.