Industrial Automation Co. is NOT an Authorized Rockwell Distributor - we have our own unique inventory and sourcing relationships. Review our Reseller notice, here.

Allen-Bradley 20F11ND077AA0NNNNN

The Allen-Bradley PowerFlex 753 Series model 20F11ND077AA0NNNNN is a versatile and powerful variable frequency drive designed for industrial applications. It is a panel-mounted drive with a robust set of technical specifications that make it suitable for a wide range of motor control needs.

Technical Specifications:

The voltage rating for 20F11ND077AA0NNNNN is 480 V AC, supporting 3-phase operation. The drive offers an output power of 50 HP in high-duty mode, with a corresponding output current of 65 Amperes. The continuous output power is increased to 60 HP in normal duty.

Regarding internal components, the drive does not come equipped with an internal resistor. However, it features a default CM Cap connection with a jumper installed, facilitating convenient installation and setup. DC filtering is incorporated into the design, enhancing the overall performance and efficiency of the drive.

The control methods supported by this drive include vector control with FORCE technology, V/Hz control, and sensorless vector control, providing flexibility and precision in motor control applications.

Operation and Configuration:

The 20F11ND077AA0NNNNN offers a variety of control and monitoring options, all of which are designed to maximize user convenience. With its integrated keypad and LCD readout, the drive offers simple operation immediately, enabling users to carry out necessary operations, including frequency adjustment, JOG, START, and STOP.

Human Interface Modules (HIMs) are optional and offer enhanced control and monitoring features. These modules provide an interface that may be customized to meet specific operating requirements. They can be flush-attached to the panel door or installed remotely.

The drive upholds various control inputs, including analog and digital options. The SRC supports source and sink modes with a digital input voltage range of 18 to 24 volts. The RS-485 correspondence port further develops interoperability by empowering smooth correspondence with different gadgets.

Mounting and Installation guidelines:

Before mounting the 20F11ND077AA0NNNNN, installation location must be carefully considered. Ensuring sufficient ventilation and accessibility is crucial for maintenance while steering clear of severe temperatures, excessive dust, and moisture that could compromise system efficiency.

To prevent malfunctions resulting from loosely connected wires, it is important to establish a secure connection between the drive and the power supply. Verify that all electrical connections are properly terminated and securely in place. This step ensures a reliable and stable electrical connection, reducing the risk of failures caused by loose or improperly terminated wires.

Proper termination and secure connections contribute to the overall integrity and efficiency of the system, promoting smooth and trouble-free operation. The 20F11ND077AA0NNNNN, with an IP20/IP00 enclosure rating, provides sufficient protection in industrial settings.

After successful installation and verification, proceed with the commissioning process, fine-tuning control parameters, and ensuring optimal performance for the specific application.

Frequently Asked Questions:

What are the drives physical dimensions and weight?

Weighing 45 lbs and with dimensions of 21.65 x 10.63 x 8.35 inches. The balance between power and compactness collectively makes it a reliable and efficient choice for demanding industrial motor control applications.

What are the EMC filtering options available for the 20F11ND077AA0NNNNN?

The drive offers EMC filtering options with a filtered setup and no CM jumper. The input type is AC input with DC terminals, accommodating different power input configurations.

What are the output current and power specifications of 20F11ND077AA0NNNNNN?

The 20F11ND077AA0NNNNN is characterized by impressive output power, boasting a robust 60 horsepower capacity and a continuous output current of 77 Amperes.

Product Specifications Table