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The 20DB028A3NYNA2NBB adjustable frequency AC drive from Allen-Bradley is designed for three-phase systems, operating at a voltage rating of 240V AC. It supports 32.2 amps at 208 volts with an integrated IGBT brake, making it well-suited for various applications requiring efficient motor control.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Adjustable Frequency AC Drive |
| Product Line | PowerFlex 700S |
| Part Number | 20DB028A3NYNA2NBB |
| Weight | 45.00 lbs (20.41 kg) |
| Voltage | 240V AC |
| Phases | 3 |
| 208V Amps | 32.2 |
| Enclosure | IP20, NEMA Type 1 |
| Human Interface Machine | Full Numeric LCD |
| Documentation | No |
| Brake | IGBT |
| Bus Undervoltage Trip | Adjustable |
| Heat Sink Thermistor | Monitored by microprocessor overtemp trip |
| Logic Control Ride-Thru | 0.25 sec., drive not running |
| Power Ride-Thru | 15 milliseconds at full load |
The Allen-Bradley 20DB028A3NYNA2NBB is an adjustable frequency AC drive, offering comprehensive functionality for 240V AC applications. Designed for three-phase operation, it maintains a maximum output of 32.2 amps when configured for 208 volts. The unit is housed in an IP20-rated enclosure, classified as NEMA Type 1, suitable for indoor environments.
User interaction is facilitated by a full numeric LCD, providing a clear interface for monitoring and control, although no extensive documentation is included with the product. The design incorporates an IGBT brake, ensuring reliable stop capabilities during operation. This drive also features an adjustable bus undervoltage trip setting, allowing customization for specific application needs.
For thermal management, the heat sink thermistor is monitored by the microprocessor, which initiates an overtemperature trip as needed to prevent damage. Under certain conditions, the logic control ride-thru offers up to 0.25 seconds to maintain operation even when the drive is not running.
In addition, the power ride-thru feature allows the drive to sustain performance for 15 milliseconds at full load, ensuring seamless operation during voltage fluctuations. Overall, this drive is tailored for effective and dependable performance in industrial automation settings.
| Revision Part # | Also known as | |
|---|---|---|
| 20DB028A3NYNA2NBB Ser A | 20DB028A3NYNA2NBB/A, Series A, Rev A | |
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