


( Brand: Allen-bradley ), ( Type: General Purpose Ac Drive ), ( Maximum Load: 20 Hp ), ( Unit Type: Unit ), ( Input Voltage: 480 V ), ( Manufacturer Part Number: 20AD027A0NYNADNN ), ( Country/region Of Manufacture: United States )
The Allen-Bradley PowerFlex 70 20 HP Variable Frequency Drive (VFD), model number 20AD027A0NN, is a versatile and powerful AC motor control solution designed for various industrial applications. This VFD is rated for 20 horsepower (HP) of continuous output power and is ideal for motor loads ranging from 20 HP to 26 HP. The voltage rating of this VFD is 480 Volts Alternating Current (VAC), making it suitable for use in industrial environments where higher voltage power is available.
The 20AD027A0NN Variable Frequency Drive operates on a 30 Ampere (A) current and comes with an integrated surge protective device to safeguard the drive against power surge and other electrical transients. This VFD is part of the PowerFlex 70 series, which is engineered to deliver high levels of torque control and energy efficiency.
Key features of the Allen-Bradley 20AD027A0NN PowerFlex 70 VFD include:1. Advanced Control Technologies: This VFD incorporates advanced control technologies, including Vector Control, Regenerative Dynamic Braking, and Operate-on-Line mode, providing precise motor control and excellent energy efficiency.
2. PowerFlex MicroLogix 1400 Control System: The drive features an integrated PowerFlex MicroLogix 1400 control system, which supports Graphical Blocks and a wide range of applications.
3. High Overload Capability: The 20HP VFD can handle motor overloads up to 125%, allowing for motor protection without the need for additional external overload relays.
4. Intuitive User Interface: The Allen-Bradley 20AD027A0NN PowerFlex 70 VFD offers a user-friendly interface with a 3-line, 20-character LCD and dedicated function keys, simplifying configuration and parameter setup.
5. Seamless Integration: This VFD can be easily integrated with other Allen-Bradley ControlLogix, CompactLogix, and GuardLogix controllers using common industrial communications protocols, including EtherNet/IP, PowerLink, Modbus, and CANOpen.
6. Reliable and Rugged Design: The 20AD027A0NN VFD is designed to meet the unique requirements of industrial applications, with a robust construction, conformal-coated printed circuit boards, and a wide operating temperature range (-20 C to 60 C).
7. Remote Mounting Option: The drive supports a remote mounting option with the PowerFlex Remote Power Module, allowing for convenient power supply and I/O terminal placement.
8. Software Support: The Allen-Bradley 20HP VFD is compatible with various RSLogix 500, RSLogix 5000, and Integrated Engineering Station (IES) software packages for programming, configuration, and monitoring applications.
9. Easy Installation: The PowerFlex 70 VFD comes with pre-wired connections for power, I/O, and sensor inputs, which simplifies installation and wiring.
In conclusion, the Allen-Bradley PowerFlex 70 20HP 480VAC VFD, model number 20AD027A0NN, is a reliable, powerful, and versatile motor control solution designed for industrial applications. Its advanced control technologies, intuitive user interface, and various communication options make it a popular choice for managing industrial motors and processes, ensuring improved efficiency, increased reliability, and easier integration within an automation system.
a. High Power Rating: The Allen-Bradley 20AD027A0NYNADNN VFD has a maximum power output of 20HP, making it suitable for handling heavy-duty applications requiring high power supplies.
b. Wide Operating Voltage Range: This VFD can work at a voltage range of 480VAC, which is commonly used in industrial applications.
c. High Protection Rating: IP20 protection rating ensures that the VFD is protected from foreign objects coming in contact through openings that are large enough to allow easy installation and maintenance.
d. Energy Savings: VFDs help save energy and reduce energy costs. They provide energy-efficient control over motors, allowing you to effectively manage power consumption and reduce energy wastage.
e. Flexible Power Management: This VFD comes with PowerFlex 70, which provides integrated safety functions that include Motor Protection, STO, E-stop, Sectionalized Short-Circuit Protection, and Fault Ride Through (FRT). It makes the drive robust against power disturbances and safe for operation in industrial applications.
2. Disadvantages of Allen-Bradley 20AD027A0NYNADNN 20HP VFD:a. Cost: The price point of the Allen-Bradley 20AD027A0NYNADNN 20HP VFD may be relatively high as compared to some other VFDs in the market, making it a significant investment.
b. Complexity: Compared to basic VFDs, the Allen-Bradley 20AD027A0NYNADNN's advanced features and capabilities make it more complex regarding installation, programming, and maintenance.
c. Space Requirement: Due to its size and power output, this VFD may require more space than lower HP VFDs for installation and operation.
Conclusion:The Allen-Bradley 20AD027A0NYNADNN 20HP VFD offers several advantages such as high power handling capacity, flexibility, and energy savings. However, its cost, complexity, and space requirement can make it less favorable for applications that do not require these advanced features.
Recommendation:For heavy-duty industrial applications that need superior power management and advanced safety features, the Allen-Bradley 20AD027A0NYNADNN 20HP VFD is a suitable choice. However, for smaller applications or budget-conscious customers, it is recommended to evaluate alternative VFDs with similar specifications and make a cost-benefit analysis before making a decision.
Allen Bradley, 20HP VFD, 20AD027A0NYNADNN, Powerflex 70, AC Drive, 480VAC, 30AMP, This item has previously been in service. It comes with a 60 day warranty.