Allen Bradley 20BC260A0ANNANC0 PowerFlex 700 AC Drive
Allen Bradley 20BC260A0ANNANC0 PowerFlex 700 AC Drive
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Brand:Allen Bradley PLC Item No.:20BC260A0ANNANC0 Product Origin:USA Product Dimensions:976.3 x 403.9 x 275.5 mm Product Weight:71.44 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 20BC260A0ANNANC0 PowerFlex 700 AC Drive is a large industrial variable-frequency drive developed for applications where reliable control of high-capacity AC motors is required. In an automated production environment, the drive plays a central role in converting process commands into controlled motor operation.
Unlike a simple motor starter, an AC drive allows the motor to accelerate, decelerate, and operate at different speeds according to the application. This makes a substantial difference in machinery such as conveyors, pumps, fans, and process equipment, where operating at a single fixed speed may be inefficient or mechanically undesirable.
For example, a conveyor carrying variable production loads may require gradual acceleration to avoid product movement and reduce mechanical shock. A pump may need to adjust speed as process demand changes. A large fan may need controlled output instead of operating continuously at maximum speed. Variable-frequency control provides the flexibility required for these scenarios.
The PowerFlex 700 family is also relevant to facilities maintaining mature Allen Bradley automation systems. Many production lines continue to operate effectively for years after commissioning, making the availability of replacement drive hardware an important part of maintenance strategy.
When a drive fault occurs, however, replacing the unit should normally follow a complete diagnostic process. External problems such as motor insulation failure, damaged cabling, unstable incoming power, incorrect parameters, insufficient cooling, or mechanical overload can all create drive alarms.
For replacement work, technicians should preserve the original parameter configuration whenever possible. The exact catalog number should also be matched because PowerFlex 700 units with similar physical dimensions can have different electrical and functional configurations.
The 20BC260A0ANNANC0 is therefore well suited to industrial maintenance, replacement, and refurbishment projects where dependable variable-speed motor control remains essential to production.
Technical Specifications
Specification
Details
Brand
Allen Bradley
Manufacturer
Rockwell Automation
Model
20BC260A0ANNANC0
Product Family
PowerFlex 700
Product Type
AC Drive
Application
Industrial Variable-Speed Motor Control
Primary Function
AC Motor Speed and Torque Control
Dimensions
976.3 × 403.9 × 275.5 mm
Length / Height
976.3 mm
Width
403.9 mm
Depth
275.5 mm
Weight
71.44 kg (157.50 lb)
Installation
Industrial Drive Cabinet / Control System
Application Area
Manufacturing and Industrial Automation
Weight: 71.44 kg (157.50 lb)
The dimensions and weight above are based on the product information supplied for this item. Exact input voltage, output current, motor horsepower, control architecture, communication options, braking configuration, and enclosure requirements should be confirmed against the complete drive configuration before installation.
Recommended Related Models
For PowerFlex 700 maintenance and replacement planning, the following models are useful related references:
Allen Bradley 20BC260A0ANNACA0 – PowerFlex 700 AC Drive
Allen Bradley 20BC260A0ANNAED0 – PowerFlex 700 AC Drive
Allen Bradley 20BC260A0ANNACD0 – PowerFlex 700 AC Drive
Allen Bradley 20BC205A0ANNAND0 – PowerFlex 700 AC Drive
Allen Bradley 20BC205A3ANNANC0 – PowerFlex 700 AC Drive
These models are part of the PowerFlex 700 family, but different catalog suffixes can represent significantly different configurations. They should not be treated as direct substitutes without checking the complete application and electrical requirements.
Popular Related Models
For industrial customers maintaining Allen Bradley variable-frequency drive systems, the following models are also relevant to broader motor-control applications:
Allen Bradley 20BC205A3ANNADC0 – PowerFlex 700 AC Drive
Allen Bradley 20BC205A3ANNAEC0 – PowerFlex 700 AC Drive
Allen Bradley 20BC205A3ANNAND0 – PowerFlex 700 AC Drive
Allen Bradley 20AD5P0A0AYYNNG0 – PowerFlex 70 AC Drive
Allen Bradley 20G1ANC140JA0NNNNN – PowerFlex 755 AC Drive
When sourcing the Allen Bradley 20BC260A0ANNANC0 PowerFlex 700 AC Drive, always provide the complete catalog number. Large-frame PowerFlex drives can differ in voltage class, current capability, control options, network interfaces, feedback support, braking configuration, and environmental protection, so precise model matching is essential for dependable replacement and commissioning.
Applications
The Allen Bradley 20BC260A0ANNANC0 PowerFlex 700 AC Drive is a high-capacity variable-frequency drive designed for industrial AC motor applications where dependable speed control, controlled acceleration, and stable torque performance are important. As part of the PowerFlex 700 family, it is well suited to demanding machinery used throughout manufacturing, processing, material handling, and large-scale automation.
A drive of this class allows engineers to adjust motor operation to match the actual process instead of relying on fixed-speed operation. This is particularly valuable for equipment with changing loads, frequent starts and stops, or production processes that require several operating speeds.
The 20BC260A0ANNANC0 can be applied to:
Heavy-duty conveyor systems
Material handling machinery
Industrial pumps and fluid systems
Large fans and ventilation equipment
Processing machinery
Manufacturing production lines
Packaging and transport systems
Automated machinery
Industrial retrofit projects
PowerFlex 700 maintenance and replacement
Legacy Allen Bradley automation systems
For factories already built around Allen Bradley equipment, this PowerFlex 700 drive can be a practical choice for maintaining an established motor-control architecture while providing flexible variable-speed operation.
Advantages
High-current industrial drive platform
The 20BC260A0ANNANC0 belongs to the large-frame PowerFlex 700 family, making it suitable for substantial industrial motor loads and demanding production environments.
Flexible speed regulation
Variable-frequency operation enables engineers to adjust motor speed according to material flow, process demand, machine cycle requirements, or production output.
Controlled acceleration and deceleration
Programmable ramping helps reduce abrupt mechanical loading during startup and stopping, which can be particularly beneficial for high-inertia loads.
Suitable for large machinery
Its industrial architecture is well matched to applications where motor-control performance directly affects production capacity and machine availability.
Allen Bradley automation compatibility
The PowerFlex 700 platform can be incorporated into control systems using Allen Bradley PLCs, HMIs, communication networks, and other Rockwell Automation components.
Practical replacement option
For an existing PowerFlex 700 installation, an accurately matched replacement drive can help restore production without requiring a complete redesign of the motor-control system.
Supports process flexibility
Adjustable motor speed provides machine operators and engineers with more control over production conditions.
Valuable for maintenance inventory
For plants with multiple PowerFlex installations, keeping the correct drive configuration available can reduce response time when a critical motor-control component fails.
Technical FAQs
1. What is the Allen Bradley 20BC260A0ANNANC0?
The 20BC260A0ANNANC0 is an Allen Bradley PowerFlex 700 AC Drive designed for variable-speed control of industrial AC motors.
2. What is the primary function of this drive?
It controls the electrical output supplied to an AC motor, allowing the motor's speed and operating behavior to be adjusted according to the requirements of the connected machine.
3. What applications are suitable for a high-capacity PowerFlex 700 drive?
Typical applications include large conveyors, material-handling systems, pumps, fans, processing machinery, and other industrial equipment with substantial motor loads.
4. What can cause the drive to trip during normal operation?
Possible causes include overcurrent, motor overload, overvoltage, undervoltage, excessive temperature, incorrect parameters, grounding problems, mechanical overload, or faults in the motor and cable circuit.
5. Why can a motor fault appear as a drive fault?
The drive monitors the electrical behavior of the motor circuit. A shorted winding, insulation deterioration, incorrect motor connection, excessive load, or damaged cable can therefore trigger protective functions inside the drive.
6. What should be checked if the motor does not start?
Check the drive's active fault status, start-command source, speed reference, enable conditions, control inputs, interlocks, motor wiring, and configured parameters. A powered drive does not necessarily have a valid run command.
7. Which parameters should be saved before drive replacement?
The original motor data, command source, speed-reference source, acceleration and deceleration times, protection settings, control-mode settings, and communication parameters should be recorded whenever possible.
8. What causes a large PowerFlex drive to overheat?
Restricted cabinet airflow, blocked filters, contaminated cooling passages, excessive ambient temperature, poor installation clearance, or continuous operation at a high load can contribute to overheating.
9. Can another 20B PowerFlex 700 model be used as a replacement?
Not automatically. Similar catalog numbers can represent different ratings or hardware configurations. Voltage, current, control architecture, options, communication modules, and application requirements should all be compared before substitution.
10. What should be verified during commissioning after replacement?
Confirm the incoming power, motor connections, grounding, parameter configuration, control signals, communication interfaces, protection settings, and motor response. Initial testing should be performed under controlled conditions before the machine returns to full production.
