The catalog number 25A-CTM1 is reserved for an Allen-Bradley/Rockwell Automation control module that is used with drives from the Allen-Bradley PowerFlex 520 series. The 25A-CTM1 control module offers an innovative design, flexibility in operation, and support for several options that can be added to the drive for special applications. The PowerFlex 520 drives compatible with 25A-CTM1 control module support optimized performance and a wide range of control features. These drives can support Volts per Hertz control and sensorless vector control. The PowerFlex 520 drives feature advanced ride-through functions and they are equipped with key features like closed loop feedback through encoder/pulse train input, basic position control through local position control and outer position control loop. 

In addition to that, the Allen-Bradley 25A-CTM1 PowerFlex 520 series control module is made for working with PowerFlex 520 series drives that can be programmed according to specific application requirements. The supported communication protocol for these drives is the EtherNet/IP protocol. The 25A-CTM1 control module is built for drives with a frame size from A to E, and with an input voltage rating of 240, 480, or 600 Volts AC. In addition to that, the frequency tolerance range for these compatible drives is from 47 to 63 Hertz. The compatible drive enclosure ratings for the 25A-CTM1 control module are either IP 20 or IP 00 (Open). The PowerFlex 520 components like the 25A-CTM1 control module can be used with special programming software for applications with PCs, including the Studio 5000 Logix Designer and Connected Components Workbench software.