Allen-Bradley 20BC085A0AYNANC0 Product Information

1. Overview

The 20BC085A0AYNANC0 is a 45 kW (approximately 60 HP) AC variable frequency drive (VFD) belonging to the Allen-Bradley AB700 series by Rockwell Automation. It is designed for medium to high-power industrial motor control applications.

2. Parameters (Key Technical Specifications)

Item	Specification
Rated Power	45 kW (≈ 60 HP)
Input Voltage	380-480 V AC, Three-phase
Output Current	Up to approximately 80 A (depending on the specific motor's rated current)
Control Method	V/F, Vector Control (Field-Oriented Control, FOC)
Communication Interface	EtherNet/IP (standard), optional Profibus, DeviceNet
Ambient Temperature	-10 °C ~ 50 °C
Protection Class	IP20 (for indoor cabinet installation)
Dimension/Weight	Standard 19-inch rack, approximately 2.5 kg

3. Product Features

• High-Efficiency IGBT Power Module: Adopts the latest IGBT technology to reduce power consumption and improve heat dissipation efficiency.
• Modular Structure: The drive body, control board, terminal block, and display panel can be replaced independently, facilitating maintenance.
• Full-Digital LCD Display: Real-time display of operating parameters, fault codes, and setting interfaces, enabling easy on-site debugging.
• Multiple Protection Functions: Comprehensive protection against overcurrent, overvoltage, undervoltage, overheating, short circuit, etc., to enhance system reliability.
• Flexible Frame Options: Compatible with standard C, D, E frames. Filtered/shielded frames are optional to adapt to different noise environments.
• PowerFlex Architecture Compatibility: Can use similar software tools and parameter libraries of the PowerFlex 400/700/800 series, simplifying engineering design.

4. Structure and Composition

• Drive Body: Equipped with an IGBT power module, heat sink, and internal power supply.
• Control Board: Implements PWM generation, closed-loop control, and communication protocol stacks.
• Terminal Block: Provides connection points for power supply, output, input signals, and communication ports.
• Optional Display Panel: An LCD screen that shows operating status, parameter settings, and fault information.
• Cabinet Mounting Bracket: Complies with the IEC 60204-1 standard for 19-inch racks and can be directly installed in standard control cabinets.

5. Application Fields

• Manufacturing Industry: Equipment requiring precise speed/torque control, such as conveyors, packaging machinery, presses, and injection molding machines.
• Oil and Gas Industry: Pumps, compressors, and heavy-duty fans.
• Food and Beverage Industry: Mixers, filling lines, and cooling systems.
• Mining and Metallurgy Industry: Large fans, hoists, and grinding machines.
• Others: Any industrial automation scenarios that require reliable and programmable motor drives.

6. Installation and Maintenance

Installation

1. Follow the mechanical installation guidelines in 750-IN001 (Installation Instructions) to fix the drive on a cabinet or bracket that meets heat dissipation requirements.
2. Complete the power wiring: The AC input must be connected to a pre-charging circuit, and the DC input is optional. Ensure the terminal block labels are clear.
3. Connect to the communication network (EtherNet/IP) and perform basic network configuration.

Commissioning

1. Set parameters (such as motor rated power, acceleration/deceleration time, and control mode) via the LCD display or upper computer software.
2. Use the built-in fault diagnosis function to read fault codes and quickly locate problems.

Maintenance

1. Regularly check the cleanliness of the heat sink and fan to ensure good heat dissipation.
2. Inspect the tightness of the terminal block to prevent loosening caused by vibration.
3. Software upgrades can be completed using the official firmware update tool to obtain the latest functions and improvements.

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• Professional Technical Support: We have an experienced technical team capable of providing you with professional technical support and services.
• Favorable Prices: We have established good cooperative relationships with suppliers, enabling us to offer you competitive prices.
• Thoughtful Service: We provide comprehensive pre-sales, in-sales, and after-sales services to ensure you have no worries.