Product Overview: Siemens 6SE7021-3TB71-Z SIMOVERT MASTERDRIVES Inverter Compact Unit
The Siemens 6SE7021-3TB71-Z is a SIMOVERT MASTERDRIVES Motion Control Performance 2 inverter compact unit. Designed for demanding industrial applications, this unit operates at a DC input voltage of 510V to 650V and delivers a nominal power rating of 5.5 kW with a current rating of 13.2A. It comes with an IP20 enclosure and includes documentation on CD. As part of the established MASTERDRIVES family, this unit is an ideal replacement or spare component for existing systems, ensuring continuity of operation in automation environments.
Technical Specifications: Siemens 6SE7021-3TB71-Z
| Parameter |
Value |
| Input Voltage (DC) |
510 V – 650 V |
| Nominal Power |
5.5 kW |
| Nominal Current |
13.2 A |
| Enclosure Rating |
IP20 |
| Dimensions (H x W x D) |
60.0 x 56.5 x 30.0 cm |
| Weight |
17.0 kg |
These specifications make the Siemens 6SE7021-3TB71-Z suitable for moderate-power motion control applications. The wide DC input range allows integration into various DC link systems.
Industrial Applications of the Siemens 6SE7021-3TB71-Z
The Siemens 6SE7021-3TB71-Z is commonly used in conveyor systems, hoists, and other variable-speed drive applications where precise motor control is required. Its compact design fits into existing MASTERDRIVES cabinets, making it a straightforward replacement for older or failed units.
Installation Guidance for the Siemens 6SE7021-3TB71-Z
When installing the Siemens 6SE7021-3TB71-Z, ensure the DC supply voltage is within the 510V–650V range. Mount the unit in a clean, dry environment with adequate ventilation. Refer to the included documentation CD for detailed wiring diagrams and parameter settings. Use proper fusing and follow local electrical codes.
Selection Guide: Purchasing the Siemens 6SE7021-3TB71-Z
Before purchasing the Siemens 6SE7021-3TB71-Z, verify that your system is compatible with the 5.5 kW power rating and 13.2A current. This unit is a direct replacement for legacy MASTERDRIVES Performance 2 inverters. For a reliable source, PLC Source PRO (ubest101) offers this genuine Siemens module.