Product image is representative; revision or series may vary. Contact us to request a specific version.
The 20DD300A3ENNNNNNN is an adjustable frequency AC drive from Allen-Bradley. It operates at 480V AC and is designed for three-phase systems, handling up to 300 amps.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Adjustable Frequency AC Drive |
| Product Line | PowerFlex 700S |
| Part Number | 20DD300A3ENNNNNNN |
| Weight | 100.00 lbs (45.36 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 |
Manufactured by Allen-Bradley, the 20DD300A3ENNNNNNN model is an adjustable frequency AC drive tailored for advanced industrial needs. With the ability to operate at 480V AC, this drive supports a robust input current capacity of 300 amps in a three-phase configuration, maximizing power efficiency for complex applications. Its IP20-rated enclosure complies with NEMA Type 1, ensuring protection suitable for standard indoor environments.
The drive is equipped with a full numeric LCD that facilitates user interaction, allowing for intuitive monitoring and management of operational parameters. Installation and initial configuration are simplified with an included quick start guide. Designed without an integrated braking system, it relies on an adjustable bus undervoltage trip to enhance safety and customization according to specific operational requirements.
A key feature of the 20DD300A3ENNNNNNN is its thermal management system. It utilizes a heat sink thermistor that is continually monitored by a microprocessor to identify overtemperature conditions and preserve drive integrity. Additionally, the unit supports logic control ride-thru of 0.25 seconds when not actively running and can maintain power ride-thru for up to 15 milliseconds at full load, ensuring consistent performance during brief interruptions.
| Revision Part # | Also known as | |
|---|---|---|
| 20DD300A3ENNNNNNN Ser A | 20DD300A3ENNNNNNN/A, Series A, Rev A | |
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