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The 20DD300A3ENNBNBBE is an adjustable frequency AC drive manufactured by Allen-Bradley, part of the PowerFlex 700S series. Designed for three-phase configurations, it operates at a voltage of 480V AC and supports an input current of 300 amps.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Adjustable Frequency AC Drive |
| Product Line | PowerFlex 700S |
| Part Number | 20DD300A3ENNBNBBE |
| Weight | 32.00 lbs (14.51 kg) |
| Voltage | 480V AC |
| Phases | 3 |
| 480V Input Amps | 300 |
| Enclosure | IP20, NEMA Type 1 |
| Human Interface Machine | Full Numeric LCD |
| Documentation | Quick Start Guide |
| Brake | No |
| 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 part number 20DD300A3ENNBNBBE signifies an adjustable frequency AC drive in the Allen-Bradley PowerFlex 700S series. This model is configured for three-phase power systems, operating at 480V AC. It is capable of handling an input current of 300 amps, making it suitable for heavy-duty applications.
The drive features an enclosure that adheres to IP20 ratings in line with NEMA Type 1 standards, ensuring adequate protection in typical indoor environments. A full numeric LCD serves as the human-machine interface, allowing users to easily monitor and adjust operational parameters.
With an adjustable bus undervoltage trip, the drive can be customized to meet specific operational needs, enhancing safety during voltage fluctuations. Although this model does not include a braking mechanism, it compensates with a thermistor on the heat sink that is actively monitored by a microprocessor to detect overheating and provide protection.
In terms of operational resilience, this unit supports logic control ride-thru capabilities lasting 0.25 seconds when the drive is not actively running. It can also manage transient events, offering power ride-thru for 15 milliseconds under full load, thus enhancing its reliability in industrial environments. A quick start guide is provided for simplified setup and operation.
| Revision Part # | Also known as | |
|---|---|---|
| 20DD300A3ENNBNBBE Ser A | 20DD300A3ENNBNBBE/A, Series A, Rev A | |
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