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- Allen Bradley
- 20F11NC104JA0NNNNN
- PowerFlex 753 AC Drive
- USA
- 550 x 212 x 270 mm
- 20.4 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.
24-hour service
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
In industrial automation environments, high-capacity AC drives are essential for controlling powerful motors, improving energy efficiency, and maintaining reliable production operations. Variable frequency drives provide precise control of motor speed, torque, acceleration, and braking functions, allowing industrial equipment to operate efficiently under different load conditions.
The Allen Bradley 20F11NC104JA0NNNNN PowerFlex 753 AC Drive is a high-performance industrial variable frequency drive designed for medium and high-power motor control applications. It belongs to the PowerFlex 753 series and provides embedded I/O, standard protection functions, forced air cooling, flexible configuration capability, and reliable operation for demanding industrial environments.
The PowerFlex 753 AC Drive is designed for machine builders, system integrators, and industrial users requiring efficient motor control solutions with simplified installation and maintenance. It is widely applied in manufacturing machinery, conveyor systems, pumps, fans, processing equipment, and automated production lines.
With dimensions of 550 × 212 × 270 mm and a weight of 20.4 kg, the Allen Bradley 20F11NC104JA0NNNNN features a robust industrial design suitable for cabinet installation and heavy-duty automation applications.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen Bradley |
| Model | 20F11NC104JA0NNNNN |
| Product Series | PowerFlex 753 |
| Product Type | AC Drive |
| Application | Variable Frequency Motor Control |
| Input Voltage | 400 VAC |
| Phase | Three Phase |
| Output Current | 104 A |
| Normal Duty Power | 55 kW |
| Heavy Duty Power | 45 kW |
| Frame Size | Frame 5 |
| Control Type | AC Motor Control |
| Dynamic Braking | Built-in Braking Transistor |
| Cooling Method | Forced Air Cooling |
| Input Type | AC Input with DC Terminals |
| Filtering | EMC Filter Configuration |
| Installation Type | Cabinet Mounting |
| Protection Design | IP20/IP00 Industrial Design |
| Dimensions | 550 × 212 × 270 mm |
| Weight | 20.4 kg |
Function and Working Principle
The Allen Bradley 20F11NC104JA0NNNNN PowerFlex 753 AC Drive regulates motor operation by converting fixed AC power into adjustable voltage and frequency output.
The operating process is:
AC Input Power → Rectifier Section → DC Bus → Inverter Section → Motor Output
The working process includes:
- Three-phase AC power enters the drive input terminals.
- The rectifier converts AC power into DC power.
- The DC bus stabilizes the electrical energy.
- The inverter converts DC power into adjustable AC output.
- The motor receives controlled frequency and voltage signals.
Through precise frequency and voltage adjustment, the drive provides accurate motor speed control, improved torque performance, and smooth acceleration and deceleration.
Role in Industrial Automation Systems
The Allen Bradley 20F11NC104JA0NNNNN PowerFlex 753 AC Drive is an important component in industrial motor control systems.
Its primary functions include:
- High-power motor speed control
- Torque regulation
- Energy consumption optimization
- Motor protection
- Fault monitoring
- Automation system integration
Typical applications include:
- Heavy-duty production equipment
- Large conveyor systems
- Industrial pumps
- Fan and ventilation systems
- Processing machinery
- Automated manufacturing systems
Main Features
High-Current Motor Control Capability
With a 104A output current rating, the Allen Bradley 20F11NC104JA0NNNNN is designed for higher-power industrial motors.
Main advantages include:
- Support for large motor loads
- Stable operation under heavy conditions
- Improved torque control
- Reliable continuous performance
The drive provides consistent motor operation in demanding industrial applications.
High Power Output Performance
The PowerFlex 753 AC Drive supports:
- 55 kW normal duty applications
- 45 kW heavy duty applications
This makes it suitable for applications requiring reliable operation under variable and high mechanical loads.
Embedded I/O Integration
The PowerFlex 753 series includes integrated I/O functions that simplify automation system connection.
Benefits include:
- Reduced external components
- Simplified electrical wiring
- Faster commissioning process
- Flexible machine integration
The embedded design helps improve system efficiency and reduce installation complexity.
Built-in Dynamic Braking Function
The integrated braking transistor improves performance in applications requiring frequent stopping and speed changes.
Advantages include:
- Faster deceleration response
- Improved control of high-inertia loads
- Better machine productivity
- Enhanced operating stability
Forced Air Cooling System
The forced air cooling structure helps maintain stable operating temperature.
Benefits include:
- Improved heat dissipation
- Reduced thermal stress
- Reliable long-term operation
- Suitable for continuous industrial operation
Industrial Protection Design
The drive includes multiple protection functions to improve equipment reliability.
Protection features include:
- Overcurrent protection
- Overvoltage protection
- Motor overload monitoring
- Thermal protection
- Drive fault diagnostics
These functions help reduce equipment downtime and improve system availability.
Industrial Applications
Heavy Conveyor Systems
Large conveyor equipment requires powerful and stable motor control.
Applications include:
- Manufacturing conveyors
- Mining transportation systems
- Material handling equipment
- Logistics automation systems
The PowerFlex 753 provides smooth speed regulation and reliable torque control.
Industrial Pump Systems
Variable frequency drives improve efficiency in large pumping applications.
Applications include:
- Water treatment equipment
- Process pumps
- Cooling circulation systems
- Industrial fluid control systems
The drive adjusts motor operation according to system requirements.
Fan and Ventilation Equipment
Industrial ventilation systems require reliable motor regulation.
Applications include:
- Factory ventilation
- Large cooling fans
- Air handling equipment
- Industrial exhaust systems
The drive improves energy efficiency and operating stability.
Manufacturing Machinery
The PowerFlex 753 AC Drive supports various industrial production applications.
Applications include:
- Packaging machinery
- Processing equipment
- Automated production lines
- Machine systems
It provides reliable motor control for continuous operation.
Installation Guide
Step 1: Verify Installation Environment
Before installation, check:
- Cabinet size requirements
- Ventilation conditions
- Ambient temperature
- Environmental protection requirements
Step 2: Mount the Drive
Install the Allen Bradley 20F11NC104JA0NNNNN securely inside the electrical cabinet.
Ensure:
- Correct mounting position
- Proper installation clearance
- Stable mechanical fixing
Step 3: Connect Power Wiring
Connect:
- Three-phase AC input
- Motor output terminals
- Ground connection
Verify all connections before applying power.
Step 4: Connect Control Signals
Connect:
- Start/stop commands
- Speed reference signals
- Digital inputs and outputs
- Communication interfaces
Step 5: Configure Drive Parameters
Set:
- Motor voltage
- Motor current
- Frequency range
- Acceleration time
- Deceleration time
- Control mode
Correct parameter settings ensure optimal motor performance.
Step 6: Perform Commissioning
After installation:
- Apply power
- Check drive status
- Confirm motor rotation
- Test operating performance
Common Failure Symptoms
| Fault Symptom | Possible Cause |
|---|---|
| Drive cannot start | Power supply problem |
| Motor speed unstable | Incorrect parameters |
| Overcurrent alarm | Excessive motor load |
| Overvoltage fault | Braking or supply issue |
| Drive overheating | Cooling system problem |
| Output abnormal | Motor connection fault |
Troubleshooting Recommendations
Check Power Supply
Inspect:
- Input voltage
- Power terminals
- Circuit protection
Incorrect power conditions may prevent normal operation.
Verify Motor Parameters
Check:
- Motor rated voltage
- Motor current
- Frequency settings
- Speed parameters
Incorrect configuration may reduce control accuracy.
Inspect Cooling System
Check:
- Cooling fan operation
- Airflow condition
- Cabinet ventilation
Poor cooling may cause thermal protection.
Check Control Wiring
Inspect:
- I/O terminals
- Communication cables
- Feedback wiring
Loose connections may cause unstable operation.
Maintenance Recommendations
To maintain reliable operation of the Allen Bradley 20F11NC104JA0NNNNN PowerFlex 753 AC Drive:
- Keep the control cabinet clean
- Inspect cooling fans regularly
- Check power connections
- Monitor fault records
- Verify parameter settings
- Perform preventive maintenance
Regular maintenance helps extend service life and improves industrial automation reliability.
Compatible System Components
| Component | Function |
|---|---|
| PowerFlex 753 AC Drive | Controls motor operation |
| PLC Controller | Provides automation commands |
| Operator Interface | Displays drive information |
| Feedback Device | Provides motor status |
| Communication Module | Transfers control data |
Key Advantages
- 104A high-current output capability
- 55 kW normal duty performance
- 45 kW heavy-duty capability
- Embedded I/O functionality
- Built-in braking transistor
- Forced air cooling design
- Reliable industrial protection
- Suitable for demanding automation systems
Technical FAQs
What is Allen Bradley 20F11NC104JA0NNNNN used for?
The Allen Bradley 20F11NC104JA0NNNNN PowerFlex 753 AC Drive is used for high-power industrial motor speed control and variable frequency drive applications.
What series does this drive belong to?
It belongs to the Allen Bradley PowerFlex 753 AC Drive series.
What is the output current rating?
The output current rating is 104 A.
What is the power capacity of this AC drive?
The drive supports approximately 55 kW normal duty and 45 kW heavy duty applications.
What are the dimensions of Allen Bradley 20F11NC104JA0NNNNN?
The dimensions are 550 × 212 × 270 mm.
What is the weight of Allen Bradley 20F11NC104JA0NNNNN?
The weight is 20.4 kg.
Conclusion
The Allen Bradley 20F11NC104JA0NNNNN PowerFlex 753 AC Drive is a powerful industrial motor control solution designed for demanding automation environments.
With 104A output capability, advanced motor control functions, embedded I/O integration, dynamic braking support, forced air cooling, and reliable protection features, it provides stable performance for heavy-duty conveyors, pumps, fans, manufacturing equipment, and industrial processing systems.
For automation engineers, system integrators, and maintenance professionals, the PowerFlex 753 AC Drive provides a dependable solution for motor control, equipment upgrades, and long-term industrial automation operation.