6RA7097-4KV62-0

Siemens' 6RA7097-4KV62-0 is a high-capacity four-quadrant DC rectifier suitable for various industrial uses. The device operates on a 690 V AC, 3-phase input and draws an input current of 2,155 A. It utilizes a six-pulse bridge configuration (B6) for effective power conversion.

The output specifications of this rectifier are notable, yielding a DC output voltage of 725 V DC with a maximum output current of 2,600 A. It also possesses a US rating current of 1,876 A, ensuring excellent flexibility for different applications. The system incorporates field supply capabilities, providing an input voltage of 460 V and an output of 375 V at 85 A.

The unit's total power rating is around 1.9 MW, making it suitable for demanding operations. Control is managed by a microprocessor system that enables precise, four-quadrant performance. The design also features safety protections against overcurrent and thermal issues, minimizing risk during operation. Additionally, cooling can be achieved through forced air or external options, enhancing operational stability under varying load conditions. Thyristor-based power devices further contribute to its robust performance, allowing it to handle heavy-duty applications effectively.