PROTECTIVE SWITCH
Patent Information
- Authority / Receiving Office
- DE · DE
- Patent Type
- Patents
- Current Assignee / Owner
- SIEMENS AG
- Filing Date
- 2022-09-16
- Publication Date
- 2026-06-11
AI Technical Summary
Existing protective switching devices for low-voltage circuits lack a robust architecture that ensures reliable operation and safety, particularly in scenarios where mechanical and electronic components need to function correctly to prevent accidental power supply to loads.
A protective switching device with a mechanical disconnect contact unit and an electronic interruption unit, where the mechanical unit is on the network side and the electronic unit is on the load side, ensuring continuous power supply to the control unit for monitoring and self-testing, with features like current and voltage sensing, self-diagnostic capabilities, and communication for enhanced safety and reliability.
Ensures reliable protection by preventing accidental power supply to loads, detecting faults, and maintaining safety even during power failures, with continuous monitoring and self-testing to ensure the device's correct functioning before allowing power to the circuit.