The Siemens 3RH2422-2B appears to be a contactor relay from the SIRIUS series. While I couldn't find an exact match for this specific model, similar models like3RH2422-1BF40 and 3RH2422-1BB40 are available. These relays typically feature 2 NO (normally open) + 2 NC (normally closed) contacts, operate at 24V DC or 110V DC, and are designed for industrial automation applications.

Contact Configuration: 2 Normally Open (NO) + 2 Normally Closed (NC) contacts

Control Voltage: 230V AC, 50/60 Hz

Current Rating: 10A

Voltage Rating: 690V AC

Mounting Style: DIN Rail Mount

Operating Temperature Range: -25°C to +60°C

Terminal Type: Screw terminals

Compliance: IEC 60947-1, EN 60947-1, IEC 60947-4-1, EN 60947-4-1