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The 20DD077A0NYNANNNN is an adjustable-frequency AC drive designed by Allen-Bradley for high-performance applications. It operates at 480V AC and is configured for three-phase systems, with a normal-duty current rating of 77 amps.
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| Manufacturer | Allen Bradley |
|---|---|
| Product Type | Adjustable Frequency AC Drive |
| Product Line | PowerFlex 700S |
| Part Number | 20DD077A0NYNANNNN |
| Weight | 75.00 lbs (34.02 kg) |
| Voltage | 480V AC |
| Phases | 3 |
| 480V Input Amps | 77 |
| Enclosure | IP20, NEMA Type 1 |
| Human Interface Machine | Blank Cover |
| 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 20DD077A0NYNANNNN is an adjustable-frequency AC drive from the PowerFlex 700S series. This unit is engineered to operate at 480V AC and is designated for three-phase power systems. It can handle a normal-duty current of up to 77 amps and is well-suited for various demanding applications requiring reliable motor control.
The drive is encased in an IP20-rated enclosure that adheres to NEMA Type 1 standards and provides essential protection against dust and other environmental factors. It features a blank cover but no interface module.
The drive employs an IGBT braking technology for improved efficiency and performance during operation. Additionally, it features an adjustable bus undervoltage trip that can be configured according to specific operational needs, enhancing safety during use. Thermal management is efficiently achieved through a heat sink thermistor, which is continuously monitored by a microprocessor to prevent overheating through an overtemperature trip mechanism.
Supporting logic control ride-thru capability of 0.25 seconds, the drive ensures that control is maintained during brief inactivity. Furthermore, it can sustain power for 15 milliseconds when under full load conditions, contributing to its reliability in critical applications. Overall, the 20DD077A0NYNANNNN drive is designed for resiliency and efficiency within various industrial environments.
| Revision Part # | Also known as | |
|---|---|---|
| 20DD077A0NYNANNNN Ser A | 20DD077A0NYNANNNN/A, Series A, Rev A | |
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