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The 20AD022A2AYYANC0 from Allen Bradley is a Variable Frequency Drive (VFD) optimized for three-phase systems operating at 480V AC. This model provides a consistent output current of 22A and incorporates an integrated dynamic braking system equipped with a 62Ω braking resistor controlled by IGBT technology.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Variable Frequency Drive (VFD) |
| Product Line | PowerFlex 70 |
| Part Number | 20AD022A2AYYANC0 |
| Weight | 15.00 lbs (6.80 kg) |
| Input Power Configuration | 480V AC, 3-Phase Supply |
| Continuous Output Current Capacity | 22A @ 480V AC, 3-Phase |
| Dynamic Braking System | Integrated 62Ω Braking Resistor with IGBT Control |
| Motor Control Modes | Sensorless Vector or Customizable Volts-per-Hertz (V/Hz) |
| Programmable Stop Functions | Configurable Modes (Ramp, Coast, DC Braking, Fast Brake) |
| Communication Protocol Support | EtherNet/IP, DeviceNet, Modbus, PROFIBUS, CAN |
| Enclosure Protection Rating | IP20/NEMA Type 1 (Panel-Mount) |
| Overload Performance | 110% for 60s, 150% for 3s (Output Current) |
| Energy Efficiency | 97.5% Efficiency at Rated Load |
| Output Frequency Range | 0–400 Hz (Standard), 0–500 Hz (Enhanced Vector Mode) |
| Digital I/O Configuration | 6 Programmable Inputs, 2 Outputs |
| Fault Protection Features | Overcurrent, Ground Fault, Short Circuit, Bus Over/Undervoltage Trips |
| Thermal Management | Fan-Cooled During Operation (Frames B/D/E) |
| Motor Protection Compliance | Class 10 Overload Protection (NEC Article 430) |
The Allen Bradley 20AD022A2AYYANC0 is classified as a Variable Frequency Drive (VFD) and is designed to operate efficiently within a 480V AC, 3-phase power setup. The drive can handle a continuous output current capacity of 22A, meeting the demands of various applications. For effective braking, an integrated dynamic braking system featuring a 62Ω braking resistor governed by IGBT control is included, enhancing performance during deceleration.
This model offers flexibility in motor control, allowing for operation in either sensorless vector mode or customizable Volts-per-Hertz (V/Hz) mode. Programmable stop functions can be adjusted according to specific requirements, including ramp, coast, DC braking, or fast braking options.
Communication capabilities are extensive, supporting protocols such as EtherNet/IP, DeviceNet, Modbus, PROFIBUS, and CAN, facilitating interoperability in diverse control environments. The enclosure is rated IP20/NEMA Type 1, suitable for panel mounting applications, providing adequate protection in standard settings.
In terms of overload capacity, the drive can handle up to 110% for 60 seconds and 150% for 3 seconds without compromising functionality. Efficiency is notable, as the drive maintains 97.5% efficiency at rated load, ensuring energy-effective operation.
The output frequency range extends from 0 to 400 Hz in standard mode, which can be enhanced to 0 to 500 Hz in vector mode, making it versatile for various applications. It features a digital I/O configuration with 6 programmable inputs and 2 outputs, allowing for customization and integration into control systems.
For safety, various fault protection features, including overcurrent, ground fault, short circuit, and bus over/undervoltage trips, are built in to safeguard the drive and connected equipment. Thermal management is addressed through a fan-cooled system operational in frames B, D, and E. Additionally, it complies with Class 10 overload protection as specified in NEC Article 430, ensuring appropriate motor protection.