An elevator safety system includes: an electronic safety controller; at least one safety sensor providing safety-related information; at least one dual-channel safety node communicatively connected to the safety controller and configured to obtain safety-related information from the at least one safety sensor; and a safety diagnostics configured to: detect a single-channel failure of the at least one dual-channel safety node, and in response to detecting a single-channel failure, determine integrity of the obtained safety-related information. In case the safety-related information was determined intact, the safety controller is configured to generate a command allowing a rescue run of an elevator car to a rescue floor using said safety-related information. An elevator system and an elevator car rescue run method are also disclosed.
ELEVATOR SAFETY SYSTEM, ELEVATOR SYSTEM AND ELEVATOR CAR RESCUE RUN METHOD
19.09.2024
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |
ELEVATOR SAFETY SYSTEM, ELEVATOR SYSTEM AND ELEVATOR CAR RESCUE RUN METHOD
Europäisches Patentamt | 2024
|Elevator safety system, elevator system and elevator car rescue operation method
Europäisches Patentamt | 2024
|