3100-30T9999CG

Contactors (Electromechanical): 3100-30T9999CG Application Field and Working Principle

A contactor is an electrically operated switch. Its purpose is to control an electrical circuit by opening and closing contacts, usually in response to a signal from control devices, such as a timer or computer. Contactors come in all shapes and sizes from the smallest controlling a single device to massive ones that control entire industrial plants. The 3100-30T9999CG contactor is an example of a medium-sized contactor with a wide range of applications.

Application Field

The 3100-30T9999CG contactor is a medium-sized, fast-acting, three-pole contactor with a rated current of 30A. This contactor is most often used in motor control and power distribution applications in medium voltage and power systems. It is well-suited for applications where frequent on/ off operations and large short-time overloads are encountered. It can also be used to control lighting, pumps, fans, and other similar electrical equipment.

Working Principle

The 3100-30T9999CG contactor works using the principle of an electromagnet to open and close electrical circuits. It is actuated by electric current which is supplied to an electromagnet. As the current passes through the electromagnet, it causes a magnetic field to be generated, which causes an armature to move, actuating the contactor. The armature is held in a set position when there is an interruption in the current. The contactor consists of three main components: an electromagnet, an armature, and the contacts. The electromagnet is energized when a current passes through it. This energizes the armature which is connected to the contacts. When the contacts are closed, the circuit is completed, and when the contacts are opened the circuit is interrupted.

Conclusion

The 3100-30T9999CG contactor is a medium-sized, fast-acting contactor which is suitable for various applications in motor control and power distribution. It works using the principle of an electromagnet and consists of an electromagnet, an armature, and the contacts. The contactor can be used to control lighting, pumps, fans, and other similar electrical equipment and is well-suited for applications where frequent on/off operations and large short-time overloads are encountered.