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The 20DD248A3ENNACNNN from Allen-Bradley is an adjustable-frequency AC drive. It operates at 480 volts AC and is designed for use in three-phase systems. It handles a normal-duty current of 248 amps.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Adjustable Frequency AC Drive |
| Product Line | PowerFlex 700S |
| Part Number | 20DD248A3ENNACNNN |
| Weight | 200.00 lbs (90.72 kg) |
| Voltage | 480V AC |
| Phases | 3 |
| 480V Input Amps | 248 |
| 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 20DD248A3ENNACNNN adjustable frequency AC drive, manufactured by Allen-Bradley, is part of the PowerFlex 700S series. Designed for three-phase applications, it operates effectively at 480V AC. The drive's input capability allows it to manage a substantial normal-duty current of 248 amps, making it suitable for demanding industrial environments.
Protected by an IP20-rated enclosure in compliance with NEMA Type 1 standards, it is appropriate for indoor applications where minimal environmental exposure occurs. The human-machine interface consists of a full numeric LCD, which enhances user accessibility for real-time monitoring and adjustments.
The drive does not feature a braking system but has an adjustable bus undervoltage trip to enhance operational safety. Additionally, it is equipped with a heat sink thermistor that is actively monitored by a microprocessor to prevent overheating, ensuring reliability during use.
For enhanced system stability, the logic control ride-thru lasts for 0.25 seconds when the drive is not operational, while a power ride-thru capability of 15 milliseconds ensures operational continuity under full load conditions. The 20DD248A3ENNACNNN drive combines effective control with reliable performance, positioning it as a practical component in various industrial applications.
| Revision Part # | Also known as | |
|---|---|---|
| 20DD248A3ENNACNNN Ser A | 20DD248A3ENNACNNN/A, Series A, Rev A | |
| Don't see your particular revision? Contact us now. | ||