The part number 25-RF027-CL is a PowerFlex 527 AC drive from Rockwell Automation. It is designed to provide adjustable frequency AC drive capabilities for various industrial applications. The drive is rated for 480V AC and 25 HP (18.5 kW) or 30 HP (22.0 kW) depending on the configuration.
Technical Specifications
- Power Rating: 25 HP (18.5 kW) or 30 HP (22.0 kW)
- Voltage Rating: 480V AC
- Encoder Input: Supports incremental encoders with 0-10V or 4-20 mA analog signals, and quadrature signals with a maximum frequency of 250 kHz.
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Environmental Specifications:
- Altitude: Up to 1000 m (3300 ft) without derating, and up to 4000 m (13,200 ft) with derating
- Temperature: Operating range -20...50 °C (-4...122 °F), and storage range -40...85 °C (-40...185 °F) for Frame A-D, and -40...70 °C (-40...158 °F) for Frame E.
- Humidity: 0...95% noncondensing
- Shock and Vibration: Complies with IEC 60068-2-27 and IEC 60068-2-6:2007.
Accessories and Options
- EMC Plate: Optional grounding plate for shielded cables
- IP 30/NEMA 1/UL Type 1 Kit: Field-installed kit for converting the drive to IP 30/NEMA 1/UL Type 1 enclosure
- Control Module Fan Kit: For use in environments with ambient temperatures up to 70 °C or horizontal mounting
- Incremental Encoder Input Option: Interface to an external incremental encoder
- Mounting Adapter Plate: For use when replacing Bulletin 160 drives in existing installations to a PowerFlex 520-Series drive
- PowerFlex 527 Power Module: Replacement power module for use with PowerFlex 527 drives.
User Manual and Troubleshooting
- User Manual: Available as a downloadable PDF document, providing detailed instructions for installation, operation, and troubleshooting of the PowerFlex 527 AC drive.
- Troubleshooting: The user manual includes troubleshooting guides and FAQs to help users resolve common issues with the drive.
Installation and Wiring
- Installation: The drive should be installed in a well-ventilated area, away from sources of heat and moisture. Ensure proper grounding and shielding of cables.
- Wiring: The drive's wiring should be done according to the manufacturer's guidelines and local electrical codes. The user manual provides detailed wiring diagrams and instructions.
Safety Considerations
- Safety Guidelines: The user manual includes safety guidelines for the application, installation, and maintenance of the PowerFlex 527 AC drive, emphasizing the importance of proper grounding and shielding of cables.
- Safety Features: The drive includes safety features such as Safe Torque Off and Networked Safe Torque Off, which can be integrated into the control system to enhance safety.
Programming and Configuration
- Programming: The drive can be programmed using the Connected Components Workbench Software, which provides a user-friendly interface for configuring and monitoring the drive's settings.
- Configuration: The drive's configuration can be customized using the Human Interface Module (HIM), which features a high-definition LCD display and supports multiple languages.