Series:	*
Part Status:	Obsolete

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Power relays, over 2 amps, are electromechanical devices used to control one or more circuits by means of electric signals. These devices are used to switch low-power circuitry on/off with a single contact.The applications of such relays includes power supply control, motor control, automation, and more. The principle of operation is based on the interaction of electric and magnetic fields. When a magnetic field encounters an electric field, the response forces generated by the electric and magnetic fields cause a current to flow in the circuit.When current flows in the circuit, the relay is activated and its contacts close, connecting the circuit to a load. When the current stops, the contacts open, disconnecting the circuit from the load. This allows the user to control different circuits at the same time.In order to design a power relay, two main parameters must be taken into consideration: current handling capability and contacts’ type. Power relays are used to control high current circuits and they must be designed to ensure minimum loss of current when operating.The contacts’ type refers to the type of contact which is used to connect/disconnect the circuit. Power relays are available in different contact designs and their selection depends on the type of application. For applications involving high-energy circuits, the selection of a suitable contact type is essential.Power relays, over 2 amps, can also be used to control multiple circuits at the same time. This is achieved with the help of a contactor mechanism. Contactor mechanisms are used to control multiple circuits simultaneously with a single contact. They are usually designed as a series of contactors connected in a sequence. With the help of this contactor mechanism, a variety of applications can be implemented with a single relay.Power relays, over 2 amps, are designed to operate in a wide variety of temperature and environmental conditions. They are designed to resist heat, moisture, dust, and other environmental factors. The selection of the right type of relay can ensure the reliable operation of the system under adverse conditions.Power relays, over 2 amps, are used in many applications, including motor controls, automation, power supply control, and more. They are an essential component of any electrical system and are designed to provide dependable control of high current circuits.

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