J7KNA-AR-40 230

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Contactors, also known as Electromechanical, are devices that control and direct the flow of electricity in a circuit. This article will discuss the application field and working principle of the J7KNA-AR-40 230 Contactors.

The J7KNA-AR-40 230 Contactors are a two-pole contactor that is typically used for switching inductive loads. It provides reliable operation and a high strength magnetic field for heavy duty applications, making it an ideal choice for a wide range of industries. The J7KNA-AR-40 230 Contactors can be used in applications such as switching heating systems, pumps, compressors, and motor starters. It has a rated operational voltage of 380/480VAC, a rated current of 40A, and a contact gap of 3mm.

The J7KNA-AR-40 230 Contactors work by providing a closed electrical contact path when activated by an electrical control circuit. When the control circuit is energized, a coil in the contactor is energized which creates a magnetic field and causes the contact points to move together and close the circuit. When the control circuit is de-energized, the force of the magnetic field is removed and the contact points open, causing the current to be cut off.

The J7KNA-AR-40 230 Contactors are designed with a number of features that make them highly reliable and effective at controlling electrical current in a wide range of applications. It has a robust coil span structure, an insulated core that prevents energization failure, a precision calibrated killing point for optimal contact closure, and highly precise tolerance control for reliable contact closure. It also has an overload capability and thermal trip protection.

The J7KNA-AR-40 230 Contactors also feature a range of auxiliary contacts that can be used to control other circuits in the connected system. These contacts can be activate when the contactor is energized, de-energized, or both. This allows the contactor to be used for a variety of controlling applications.

Overall, the J7KNA-AR-40 230 Contactors are a reliable and effective choice for controlling and switching inductive loads, making them ideal for industries such as manufacturing, boiler rooms, and facilities with motor driven equipment. They are highly reliable and easy to install, making them an excellent choice for a variety of applications.

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