Siemens 6SE7021-3TB31

The Siemens part number 6SE7021-3TB31 is a high-performance spare part designed for the SIMOVERT MASTERDRIVES motion control compact unit inverter. This unit operates efficiently within a voltage range of 510V to 650V DC and supports a current rating of 13.2A, making it suitable for various applications. Although this model has been discontinued since September 30, 2020, and is no longer available for purchase, the recommended replacement, part number 6SE7021-3TB71, offers partial compatibility. Documentation is provided on CD for reference, making it easier to integrate or transition to the replacement unit. For specific technical specifications, troubleshooting, programming, or installation details, it is advisable to consult the manufacturer's resources or a certified supplier.