In many hydropower plants, operators, managers and engineers often accept alarm floods and nuisance alarms as the status quo and do not take actions to determine cause. This behavior decreases the ...

Many power supply alarm signals, such as AC Fail, DC Good, etc., utilize optocouplers or optical isolators as a means of transferring alarm signals from the power supply to the end-users equipment ...

This minuscule power failure alarm circuit is a power supply monitoring device that will set off a piezo-speaker when the ac mains mains supply cuts off. It is very helpful to indicate the loss of ...

WASHINGTON — A newly available batch of federal inspection reports highlight concerns about Metro’s power systems, rail yards, worker safety, reviews of the locations where trains switch from one ...

Related To: Kussmaul Electronics Co. Inc. The Shore Power Alarm alerts the driver with an audible alarm and red LED indicator if the vehicle power cable is connected while the vehicle is running.