Digital Relay
Digital Relay: History of Relay: Around 1980s the digital relay entered the market. Compared to the Solid State Relay, the […]
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Solid State Relay – Static Relay
The Solid State Relay (Static Relay): History of Relay: The static relay are next generation relays .The Solid Static relays
Electromechanical Relay
History of Relay: This is the first generation oldest relaying system and they have been in use for many years.