The Siemens catalog number 6MD8022-0AA00 refers to a DBC relay designed for use with voltages ranging from 110 to 250 V DC. This electronic control device is specifically engineered to manage high-voltage circuit breakers, ensuring reliable operation within industrial electrical systems. With a compact form factor measuring approximately 240 by 100 by 165 mm, it fits neatly into control setups where space and efficiency are important. This relay model is available through BSP Automation, providing a dependable solution for managing circuit breaker controls in demanding environments.