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Allen Bradley PowerFlex 700S 20DD077A3NNNACNNN

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20DD077A3NNNACNNN

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The 20DD077A3NNNACNNN model by Allen-Bradley is part of the PowerFlex 700S series, and it is an adjustable-frequency AC drive. This device operates at 480V AC and is designed for three-phase configurations, with a normal-duty current capability of 77 amps.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 20DD077A3NNNACNNN

ManufacturerAllen Bradley
Product TypeAdjustable Frequency AC Drive
Product LinePowerFlex 700S
Part Number20DD077A3NNNACNNN
Weight75.00 lbs (34.02 kg)
Voltage480V AC
Phases3
480V Input Amps77
EnclosureIP20, NEMA Type 1
Human Interface MachineFull Numeric LCD
DocumentationNo
BrakeNo
Bus Undervoltage TripAdjustable
Heat Sink ThermistorMonitored by microprocessor overtemp trip
Logic Control Ride-Thru0.25 sec., drive not running
Power Ride-Thru15 milliseconds at full load
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The 20DD077A3NNNACNNN adjustable frequency AC drive from Allen-Bradley, part of the PowerFlex 700S series, is engineered to operate at a voltage level of 480V AC. It is specifically designed for three-phase voltage systems, with the capacity to manage a normal-duty current of 77 amps.

This drive comes in an IP20-rated enclosure that meets NEMA Type 1 specifications, providing adequate protection for its internal components. The human-machine interface consists of a full numeric LCD, which facilitates operational adjustments and monitoring.

The unit doesn’t feature a braking system, but it does include an adjustable bus undervoltage trip to enhance safety during operation. The heat sink has a thermistor that is actively monitored by a microprocessor, allowing for proactive thermal management to prevent overheating.

In terms of performance reliability, the 20DD077A3NNNACNNN offers logic control ride-thru for up to 0.25 seconds when the drive is not in operation. It also maintains power ride-thru for a duration of 15 milliseconds under full load conditions, contributing to operational stability in dynamic environments.

Revision Part #Also known as
20DD077A3NNNACNNN Ser A20DD077A3NNNACNNN/A, Series A, Rev A
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