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- Allen Bradley
- 20G11NC8P7JA0NNNNN
- PowerFlex 755 AC Drive
- USA
- 424.2 x 134.5 x 212 mm
- 7.8 kg
- Xiamen, China
- New & In Stock
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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.
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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.
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Allen Bradley 20G11NC8P7JA0NNNNN PowerFlex 755 AC Drive is a compact, high-performance Variable Frequency Drive (VFD) designed to provide precise motor speed regulation, advanced torque control, and intelligent motor protection for modern industrial automation systems. As part of the PowerFlex 755 series, this drive incorporates advanced control technology, integrated diagnostics, flexible networking capabilities, and scalable architecture to improve machine efficiency, reduce energy consumption, and maximize equipment uptime.
The 20G11NC8P7JA0NNNNN converts fixed-frequency three-phase AC input power into adjustable voltage and frequency output, allowing connected AC motors to operate at the exact speed required by the application. Intelligent motor control minimizes mechanical stress during startup and stopping, improves process consistency, reduces electrical consumption, and extends the service life of motors and driven equipment.
Engineered for demanding industrial environments, the PowerFlex 755 platform supports advanced motor control algorithms, embedded diagnostics, programmable I/O, optional safety functions, and seamless integration with Allen Bradley PLCs and industrial communication networks. Its modular design simplifies installation, commissioning, and future system expansion.
With compact dimensions of 424.2 × 134.5 × 212 mm and an approximate weight of 7.8 kg, the drive is well suited for panel-mounted installations where installation space is limited without compromising control performance.
Typical applications include conveyors, pumps, compressors, mixers, packaging machinery, fans, HVAC equipment, material handling systems, food processing equipment, water treatment facilities, and automated manufacturing lines.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen Bradley |
| Product Series | PowerFlex 755 |
| Model | 20G11NC8P7JA0NNNNN |
| Product Type | AC Drive / Variable Frequency Drive |
| Primary Function | Variable Speed Motor Control |
| Motor Control Method | Sensorless Vector Control / Vector Control |
| Input Supply | Three-Phase AC |
| Output Frequency | Adjustable Variable Frequency |
| Cooling Method | Forced Air Cooling |
| Mounting Method | Panel / Cabinet Mount |
| Enclosure Rating | IP20 / NEMA Type 1 |
| Communication | Supports EtherNet/IP and Optional Industrial Communication Networks |
| Protection Features | Overload, Overvoltage, Undervoltage, Ground Fault, Overtemperature, Short Circuit Protection |
| Integrated Diagnostics | Yes |
| Dimensions | 424.2 × 134.5 × 212 mm |
| Weight | Approximately 7.8 kg |
| Typical Application | Industrial AC Motor Speed Control |
Function and Working Principle
The 20G11NC8P7JA0NNNNN regulates the speed and torque of three-phase AC motors by converting fixed-frequency AC input into variable voltage and frequency output through advanced IGBT inverter technology.
Typical Power Flow
Three-Phase AC Supply
↓
Rectifier
↓
DC Bus
↓
IGBT Inverter
↓
20G11NC8P7JA0NNNNN PowerFlex 755 AC Drive
↓
Three-Phase AC Motor
↓
Industrial Equipment
During operation, the drive continuously analyzes motor load, operating conditions, and process feedback to optimize performance.
Primary operating functions include:
- Precise variable speed regulation
- High-performance vector motor control
- Excellent low-speed torque
- Smooth acceleration and deceleration
- Soft start and soft stop
- PID process control
- Automatic energy optimization
- Intelligent motor protection
- Advanced fault diagnostics
- Industrial communication integration
This intelligent control system improves production efficiency while minimizing equipment wear and reducing maintenance costs.
Role in Industrial Control Systems
Within industrial automation systems, the 20G11NC8P7JA0NNNNN serves as the intelligent interface between PLC controllers and industrial motors.
Typical automation architecture:
Industrial PLC
↓
20G11NC8P7JA0NNNNN PowerFlex 755 AC Drive
↓
Three-Phase AC Motor
↓
Industrial Equipment
↓
Production Process
The drive accurately executes speed and torque commands while continuously supplying diagnostic information and operating status to higher-level automation systems.
Industrial Applications
Manufacturing Automation
Typical applications include:
- Automated assembly lines
- CNC machinery
- Robotic manufacturing systems
- Packaging equipment
- Production machinery
Conveyor Systems
Suitable for:
- Material handling
- Warehouse automation
- Logistics systems
- Airport baggage handling
- Distribution centers
Pumps and Water Treatment
Frequently installed in:
- Municipal water systems
- Wastewater treatment facilities
- Booster pump stations
- Irrigation systems
- Chemical dosing equipment
Fans and HVAC Systems
Ideal for:
- Air handling units
- Industrial ventilation
- Cooling towers
- Exhaust systems
- Building environmental control
Food and Beverage Processing
Widely used for:
- Mixing systems
- Filling equipment
- Bottling lines
- Packaging machinery
- Conveyor applications
General Industrial Machinery
Suitable for:
- Compressors
- Extruders
- Textile machinery
- Printing equipment
- Material processing systems
Installation and System Integration
Before installation, engineers should verify:
- Input power compatibility
- Motor specifications
- Cabinet ventilation
- Grounding requirements
- Cable sizing
- Control wiring
- Network configuration
- Environmental conditions
- Protective devices
- Commissioning procedures
Recommended Installation Procedure
- Disconnect all electrical power.
- Mount the drive securely inside the control cabinet.
- Connect the incoming three-phase power supply.
- Connect the motor output terminals.
- Install the protective earth conductor.
- Complete all control and communication wiring.
- Configure network parameters.
- Verify all electrical connections.
- Restore system power.
- Enter motor nameplate data.
- Configure drive parameters.
- Test motor rotation.
- Verify protection functions.
- Perform commissioning tests.
- Save parameter settings.
Proper installation ensures stable operation, reliable communication, and maximum equipment service life.
Compatible System Components
| Component | Function |
|---|---|
| Allen Bradley ControlLogix PLC | Central automation controller |
| Allen Bradley CompactLogix PLC | Machine control |
| 20G11NC8P7JA0NNNNN | Variable frequency drive |
| Three-Phase AC Motor | Mechanical power output |
| PanelView HMI | Operator interface |
| EtherNet/IP Network | Industrial communication |
| Braking Resistor | Dynamic braking |
| Circuit Breaker | Electrical protection |
| Contactor | Power isolation |
| Industrial Sensors | Process monitoring |
| Industrial Power Supply | Control system power |
Recommended Alternative Models
| Model | Product Type | Typical Application |
|---|---|---|
| 20G11NC8P7JA0NNNNN | PowerFlex 755 AC Drive | Compact high-performance motor control |
| 20G11NC011JA0NNNNN | PowerFlex 755 AC Drive | Medium-power industrial automation |
| 20G11NC015JA0NNNNN | PowerFlex 755 AC Drive | Heavy-duty machinery |
| 20F1AND186AA0NNNNN | PowerFlex 753 AC Drive | General industrial motor control |
| 20BD156A3ANNANC1 | PowerFlex 700 AC Drive | Standard industrial automation |
Key Advantages
- Advanced PowerFlex 755 drive platform
- High-performance sensorless vector control
- Excellent speed and torque regulation
- Outstanding low-speed motor performance
- Smooth acceleration and deceleration
- Intelligent diagnostics and predictive maintenance
- Comprehensive motor protection
- Flexible EtherNet/IP communication support
- Compact cabinet-mounted design
- Easy commissioning and maintenance
- Dimensions 424.2 × 134.5 × 212 mm
- Approximate weight 7.8 kg
Technical FAQs
What is the Allen Bradley 20G11NC8P7JA0NNNNN?
The 20G11NC8P7JA0NNNNN is a PowerFlex 755 AC Drive designed for high-performance variable-speed control of industrial three-phase AC motors.
What is its primary function?
Its primary function is to convert fixed-frequency AC input power into adjustable voltage and frequency output, allowing accurate motor speed and torque control.
What are the physical dimensions?
The drive measures 424.2 × 134.5 × 212 mm.
What is the approximate weight?
The drive weighs approximately 7.8 kg.
Which motors are compatible?
It is compatible with industrial three-phase AC induction motors used in manufacturing, material handling, pumping, ventilation, compressors, and process automation.
Which industries commonly use this drive?
It is widely used in manufacturing, food and beverage processing, water treatment, HVAC, logistics, packaging, mining, chemical processing, and general industrial automation.
Does the drive improve energy efficiency?
Yes. By adjusting motor speed according to actual process demand, it significantly reduces energy consumption while improving overall system efficiency.
Does the drive include protection functions?
Yes. It includes overload, overvoltage, undervoltage, ground fault, overtemperature, short-circuit protection, and advanced diagnostic capabilities.
Can the drive integrate with PLC systems?
Yes. The PowerFlex 755 platform integrates seamlessly with Allen Bradley PLCs, EtherNet/IP networks, HMIs, and modern industrial automation systems.
Where is this drive typically installed?
It is commonly installed inside industrial control cabinets for conveyors, pumps, compressors, fans, mixers, packaging machinery, and numerous other industrial motor-driven systems.
Conclusion
The Allen Bradley 20G11NC8P7JA0NNNNN PowerFlex 755 AC Drive is a compact, intelligent, and energy-efficient motor control solution for modern industrial automation. Featuring advanced vector control technology, integrated diagnostics, comprehensive motor protection, and flexible networking capabilities, it delivers precise speed regulation, improved production efficiency, and reliable long-term operation.
With dimensions of 424.2 × 134.5 × 212 mm and an approximate weight of 7.8 kg, the 20G11NC8P7JA0NNNNN is ideally suited for cabinet-mounted installations where space-saving design and high-performance motor control are essential. When integrated with compatible Allen Bradley PLCs, HMIs, EtherNet/IP networks, and industrial AC motors, it provides dependable automation performance across a wide range of industrial applications.