3BU05R

 3BU05R is a type of contactor affiliated with the 3BU series produced by the Schneider Electric. These contactors have their use in a variety of industries for a wide range of applications due to their ability to switch combined current and moderate voltage. This article will detail the application field and working principle of the 3BU05R contactors.

The 3BU05R contactor is best used in systems that reach a maximum load of 9 A for AC-1 and 4 A for AC-3 at 380V, 400V, 415V, and 440V. These contactors can also serve as a disconnector in order to quickly remove or insert the main contact. It can be used in conversion motors, heating circuits, power supplies, and auxiliary contactors. Additionally, these contactors have the advantages of being swift and providing maximum protection.

The 3BU05R contactors operate on the basic principle of controlling the current and voltage of the system. The contactor works by using an on/off switch that is linked to a central power supply. The central power supply is connected to two separate circuits, one of which is control circuit power and the other is the load circuit. When the contactor is in the on position, the control circuit power is then connected to the load circuit, which then allows the current and voltage to flow. When the contactor is in the off position, the power to the load circuit is disconnected, stopping the current from flowing.

The 3BU05R contactor is a reliable and versatile device made for a variety of industrial applications. It is capable of working with moderate voltage and is relatively swift when switching between load and control circuits. The 3BU05R contactor is an effective and budget-friendly solution when it comes to the automation and control of electrical systems.