Reed relay, electromagnet, high voltage relays, DPDT relay, reed relay circuit | Reed relay, electromagnet, high voltage relays, DPDT relay, reed relay circuit | Scoop.it
A reed relay, which uses an electromagnet to control one or several reed switches. An actuating coil is wound on an auxiliary ferrite-core structure or around the glass tube in order to provide the magnetic field that is required for the relay to operate.