Siemens AG 3RT1035-3AL20 Motor Protection Relay

Siemens AG 3RT1035-3AL20 Motor Protection Relay is a motor protection device from Siemens that monitors motor operating conditions, including electrical signals, and initiates protective actions when abnormal conditions are detected, helping safeguard equipment, reduce wear, and maintain reliable operation in automation systems. The model designation 3RT1035-3AL20 identifies a specific configuration within Siemens' motor protection relay lineup, enabling compatibility with standard motor control panel architectures and facilitating straightforward integration into existing Siemens-based control schemes. In practice, this relay is used in industrial environments to mitigate motor damage from overloads, faults, or electrical disturbances, supporting longer motor life and minimizing downtime by triggering trip or protection signals as needed. As with Siemens protection devices, proper installation and wiring should follow official guidelines to ensure safe, reliable operation within your protection scheme. The 3RT1035-3AL20 designation provides traceability for ordering, replacement, and cross-reference within Siemens catalogs.