PowerFlex® 520-series AC drives maximize system performance. Volts per hertz. Sensorless vector control. Closed loop velocity vector control for PowerFlex® 525 AC drives. Permanent magnet motor control for PowerFlex® 525 AC drives. Multiple preset speeds with programmable control through digital inputs or communications positioning control. Points stop positioning control stops motor load in a consistent position without encoder feedback. Closed loop feedback with an optional encoder card for PowerFlex® 525 AC drives. Point-to-point positioning mode for PowerFlex® 525 AC drives communications. Built-in port for EtherNet/IP for PowerFlex® 525 AC drives. Embedded DSI port. Dual port EtherNet/IP option card. DeviceNet and PROFIBUS® option cards energy savings. Economizer mode in SVC adjusts current output to help reduce energy costs. Energy data monitoring and reporting capability. Permanent magnet motor control for PowerFlex® 525 AC drives. Hardware. Modular design with removable control modules. Same control module for the entire power range. Built-in USB port uses standard USB cable. Vertical, side-by-side mounting to reduce panel space. Flexible, time-saving installation using DIN rail mounting with A, B and C frame drives. Horizontal mounting with a control module fan kit. Ambient operating temperatures from -20..C up to 70..C with current de-rating and a control module fan kit. IP20 NEMA/open, IP30 NEMA/UL type-1 (with conduit kit). EMC filtering embedded at 200 and 400 V, optional EMC filtering available for all voltages. Standard conformal coating IEC 60721 3C2 (chemical and gases only) programming and commissioning. Integral HIM supports multiple languages and features quick view scrolling text. application specific parameter groups and customized application settings using app view and custom view tools. Simplified configuration and mains free programming using standard USB cables. Connected components workbench software for fast and easy drive configuration. Premier Integration with the logix control platform with the studio 5000 logix designer application.