Repair of electrical equipment
Electronic thermal relays for overload protection of electric motors. Useful for Electrical Engineering: Electrical and Electronics Engineering
Thermal relays are used to protect electric motors from overloading. Since overheating is a consequence of overcurrent, such a relay...
How does a reversible starter differ from a conventional starter? Useful for electrician: electrical engineering and electronics
A magnetic starter is a low-voltage combined electromechanical device designed to start three-phase (usually) electric motors to provide them
Modern Control Buttons and Push Buttons — Types and Types. Useful for electrician: electrical engineering and electronics
Control buttons and push buttons are used for remote control of various electrical devices and machines. Most often...
The principle of operation and types of time relays. Useful for electrician: electrical engineering and electronics
For switching electrical circuits in order to implement the operating algorithm of the equipment, in automation schemes and simply for...
Semiconductor relays — types, device and principle of operation. Useful for electrician: electrical engineering and electronics
Many readers, hearing the word "relay", will certainly imagine a coil in the core of which a moving contact is attracted....
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Why is electric current dangerous?