This circuit uses two electromechanical relays to realize a sequential switch that’s permanently resistant to electrical disturbance, remembering its state despite power failure and consuming energy ...

Abstract: This paper examines a novel approach for both the single-phase voltage control relays circuit design and work algorithms that are used for protection of the household consumers of electrical ...

I know, I know—discussing the subject of a relay-based sequence switch in the age of omnipresent microprocessors seems to be a waste of time. After all, relays have been in use for many years. Is it ...

Abstract: Today, China has entered an aging society, and the issue of elderly care has become increasingly prominent. This article aims to realize the electrical control circuit design of a smart ...

Today, it seems that µPs assume even the easiest tasks, such as activating a relay (for an alarm or access control, for example) via a keyboard command. However, a simpler and less expensive solution ...