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Allen Bradley PowerFlex 700S 20DD077A3NNNA2DCL

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20DD077A3NNNA2DCL

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The 20DD077A3NNNA2DCL is an adjustable-frequency AC drive by Allen-Bradley that operates at 480 volts AC across three voltage phases and supports a normal-duty current of 77 amps.

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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 20DD077A3NNNA2DCL

ManufacturerAllen Bradley
Product TypeAdjustable Frequency AC Drive
Product LinePowerFlex 700S
Part Number20DD077A3NNNA2DCL
Weight32.00 lbs (14.51 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 Allen-Bradley part number 20DD077A3NNNA2DCL is part of the PowerFlex 700S series and functions as an adjustable-frequency AC drive. Designed to operate at 480V AC, this three-phase device can manage a maximum normal-duty current of 77 amps efficiently. It is recognized for its compact design, housed in an enclosure rated IP20, and complies with NEMA Type 1 specifications, suitable for typical indoor installations.

The drive's human-machine interface is a full numeric LCD. However, it is important to note that this unit does not come with documentation. The drive is designed without a braking mechanism and offers an adjustable bus undervoltage trip, adding a layer of protection against voltage drops.

A heat sink thermistor is incorporated into the system, allowing a microprocessor to monitor it to avoid thermal issues. The device can sustain logic control ride-thru for 0.25 seconds while not operational, ensuring continuity during brief electric disruptions. Additionally, the power ride-thru capability can last for up to 15 milliseconds under full load, allowing for stability in fluctuating conditions. Overall, the 20DD077A3NNNA2DCL is engineered for advanced performance in industrial environments, providing essential features for reliable motor control.

Revision Part #Also known as
20DD077A3NNNA2DCL Ser A20DD077A3NNNA2DCL/A, Series A, Rev A
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