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- Allen Bradley
- 20BD156A3ANNANC0
- PowerFlex 700 AC Drive
- USA
- 976.3 x 403.9 x 275.5 mm
- 71.44 kg
- Xiamen, China
- New & In Stock
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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.
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All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Allen Bradley 20BD156A3ANNAND0 PowerFlex 700 AC Drive is a premium Variable Frequency Drive (VFD) designed to provide precise speed regulation, high starting torque, and intelligent motor protection for demanding industrial automation systems. As part of the trusted PowerFlex 700 series, this AC drive combines advanced vector control technology, programmable operating parameters, integrated diagnostics, and flexible communication capabilities to deliver reliable performance across a broad range of industrial applications.
The 20BD156A3ANNAND0 converts fixed-frequency three-phase AC input power into adjustable voltage and frequency output, enabling connected motors to operate at the optimum speed for every production process. Accurate motor control reduces energy consumption, minimizes mechanical stress during acceleration and deceleration, improves production efficiency, and extends the service life of motors and driven equipment.
Designed for continuous industrial operation, the drive incorporates advanced fault monitoring, real-time operating diagnostics, programmable I/O functions, and comprehensive protection features. These capabilities simplify commissioning, improve equipment availability, and reduce maintenance requirements throughout the system lifecycle.
With dimensions of 976.3 × 403.9 × 275.5 mm and an approximate weight of 71.44 kg, the drive is intended for cabinet-mounted installation in medium- and high-power industrial control systems.
Typical applications include conveyors, pumps, compressors, fans, mixers, extruders, packaging machinery, water treatment facilities, mining equipment, HVAC systems, material handling systems, and automated manufacturing lines.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Allen Bradley |
| Product Series | PowerFlex 700 |
| Model | 20BD156A3ANNAND0 |
| 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 |
| Protection Features | Overload, Overvoltage, Undervoltage, Ground Fault, Overtemperature and Short Circuit Protection |
| Communication | Supports Multiple Industrial Communication Networks |
| Dimensions | 976.3 × 403.9 × 275.5 mm |
| Weight | Approximately 71.44 kg |
| Typical Application | High-Power Industrial AC Motor Control |
Function and Working Principle
The 20BD156A3ANNAND0 controls the speed and torque of three-phase AC motors by converting fixed-frequency AC input into variable voltage and frequency output using advanced IGBT inverter technology.
Typical Power Flow
Three-Phase AC Supply
↓
Rectifier
↓
DC Bus
↓
IGBT Inverter
↓
20BD156A3ANNAND0 PowerFlex 700 AC Drive
↓
Three-Phase AC Motor
↓
Industrial Equipment
During operation, the drive continuously monitors motor load, output current, and operating conditions to optimize motor performance.
Primary functions include:
- Precision variable speed control
- High-performance torque regulation
- Smooth acceleration and deceleration
- Soft start and soft stop
- PID process control
- Automatic energy optimization
- Continuous motor protection
- Advanced fault diagnostics
- Industrial communication integration
- Real-time operating status monitoring
The intelligent control system improves productivity while minimizing equipment wear and reducing overall operating costs.
Role in Industrial Control Systems
Within industrial automation systems, the 20BD156A3ANNAND0 functions as the intelligent motor controller between PLC systems and industrial machinery.
Typical automation architecture:
Industrial PLC
↓
20BD156A3ANNAND0 PowerFlex 700 AC Drive
↓
Three-Phase AC Motor
↓
Industrial Equipment
↓
Production Process
The drive accurately executes PLC control commands while providing operational feedback, diagnostic information, and protection for connected equipment.
Industrial Applications
Manufacturing Automation
Common applications include:
- Automated assembly lines
- CNC machining centers
- Robotic production systems
- Packaging equipment
- Industrial processing machinery
Conveyor Systems
Suitable for:
- Material handling
- Warehouse automation
- Distribution centers
- Logistics systems
- Sorting equipment
Pumps and Water Treatment
Frequently installed in:
- Water supply systems
- Wastewater treatment plants
- Booster pump stations
- Irrigation equipment
- Chemical dosing systems
Fans and HVAC Systems
Ideal for:
- Air handling units
- Cooling towers
- Ventilation systems
- Industrial exhaust equipment
- Environmental control systems
Mining and Heavy Industry
Widely used in:
- Crushers
- Ore conveyors
- Material processing equipment
- Ventilation systems
- Heavy industrial machinery
Food and Beverage Processing
Typical applications include:
- Mixing systems
- Filling equipment
- Bottling lines
- Packaging systems
- Conveyor applications
Installation and System Integration
Before installation, engineers should verify:
- Input voltage compatibility
- Motor nameplate specifications
- Cabinet ventilation
- Protective grounding
- Power cable sizing
- Control wiring
- Communication settings
- Environmental operating 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 wiring.
- Configure communication parameters.
- Verify all electrical connections.
- Restore system power.
- Enter motor nameplate parameters.
- Configure operating settings.
- Test motor rotation.
- Verify protection functions.
- Perform commissioning tests.
- Save configuration data.
Proper installation helps maximize system reliability, motor efficiency, and equipment service life.
Compatible System Components
| Component | Function |
|---|---|
| Allen Bradley PLC | Machine automation controller |
| 20BD156A3ANNAND0 | Variable frequency drive |
| Three-Phase AC Motor | Mechanical drive |
| HMI Panel | Operator interface |
| Circuit Breaker | Electrical protection |
| Contactor | Power isolation |
| EMC Filter | Electromagnetic compatibility |
| Braking Resistor | Dynamic braking |
| Encoder | Speed feedback |
| Industrial Ethernet Network | Industrial communication |
| Industrial Sensors | Process monitoring |
| Industrial Power Supply | System power |
Recommended Alternative Models
| Model | Product Type | Typical Application |
|---|---|---|
| 20BD156A3ANNAND0 | PowerFlex 700 AC Drive | High-performance industrial motor control |
| 20BD156A3ANNANC0 | PowerFlex 700 AC Drive | General industrial automation |
| 20BD156A3ANNANA0 | PowerFlex 700 AC Drive | Standard variable speed control |
| 20BD205A3ANNAND0 | PowerFlex 700 AC Drive | Heavy-duty industrial systems |
| 20BC260A3ANNAND0 | PowerFlex 700 AC Drive | Large-capacity motor applications |
Key Advantages
- Proven PowerFlex 700 industrial drive platform
- Advanced vector motor control technology
- High torque performance across a wide speed range
- Smooth acceleration and deceleration
- Excellent energy efficiency
- Intelligent diagnostics and monitoring
- Comprehensive motor protection
- Flexible industrial communication support
- Easy commissioning and maintenance
- Rugged industrial construction
- Dimensions 976.3 × 403.9 × 275.5 mm
- Approximate weight 71.44 kg
Technical FAQs
What is the Allen Bradley 20BD156A3ANNAND0?
The 20BD156A3ANNAND0 is a PowerFlex 700 AC Drive designed for precise variable-speed control of industrial three-phase AC motors.
What is its primary function?
Its primary function is to regulate motor speed and torque by converting fixed-frequency AC input into adjustable voltage and frequency output.
What are the physical dimensions?
The drive measures 976.3 × 403.9 × 275.5 mm.
What is the approximate weight?
The drive weighs approximately 71.44 kg.
Which motors are compatible?
It is compatible with industrial three-phase AC induction motors used in manufacturing, pumping, conveying, mining, ventilation, and process automation.
Which industries commonly use this drive?
It is widely applied in manufacturing, mining, water treatment, HVAC, food and beverage processing, logistics, chemical processing, power generation, and other heavy industrial sectors.
Does the drive improve energy efficiency?
Yes. By automatically adjusting motor speed according to process demand, it significantly reduces energy consumption while improving machine productivity.
Does the drive include protection features?
Yes. It provides overload, overvoltage, undervoltage, ground fault, overtemperature, and short-circuit protection, together with advanced diagnostic capabilities.
Can the drive communicate with PLC systems?
Yes. The PowerFlex 700 platform supports multiple industrial communication protocols, enabling seamless integration with Allen Bradley PLCs and industrial automation networks.
Where is this drive typically installed?
It is commonly installed inside industrial control cabinets for pumps, compressors, conveyors, fans, mixers, packaging machinery, mining equipment, and other motor-driven industrial systems.
Conclusion
The Allen Bradley 20BD156A3ANNAND0 PowerFlex 700 AC Drive is a dependable and energy-efficient motor control solution for demanding industrial automation applications. Featuring advanced vector control technology, intelligent diagnostics, comprehensive protection functions, and flexible communication capabilities, it delivers precise motor performance, improved process efficiency, and reliable long-term operation.
With dimensions of 976.3 × 403.9 × 275.5 mm and an approximate weight of 71.44 kg, the 20BD156A3ANNAND0 is ideally suited for cabinet-mounted industrial installations. When integrated with compatible PLCs, HMIs, industrial communication networks, and three-phase AC motors, it provides stable, efficient, and highly reliable automation across a wide range of industrial applications.