0386907813

Series:	Beau™ 38690
Packaging:	Bulk
Part Status:	Active
Terminal Block Type:	Barrier Block
Number of Circuits:	13
Number of Wire Entries:	13
Pitch:	0.325" (8.26mm)
Number of Rows:	1
Current Rating:	20A
Voltage Rating:	300V
Wire Gauge:	12-22 AWG
Top Termination:	Screws with Captive Plate
Bottom Termination:	PC Pin
Barrier Type:	3 Wall (Tri)
Features:	--
Color:	Black
Terminal Screw Material:	Steel
Terminal Screw Finish:	Zinc, Clear Chromate
Mounting Type:	Through Hole
Operating Temperature:	--
Material - Insulation:	Polybutylene Terephthalate (PBT)
Material Flammability Rating:	--

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Terminal blocks and barrier blocks are electrical accessories used to provide power and data connections in a wide variety of applications, including industrial equipment, communications systems, and instrumentation. Specifically, barrier blocks are used when the spacing between terminals is limited and it is necessary to provide electrical insulation between the components within the assembly. As a result, terminal blocks and barrier blocks play a crucial role in the delivery and protection of power, as well as the transfer of data.This article will discuss the application field and working principle of terminal blocks and barrier blocks.Application Field Terminal blocks and barrier blocks can be used in a variety of industrial and non-industrial applications, including: • Industrial Equipment: Terminal blocks are used to power and control electric motors, panels, and automated control systems. They can also be used to regulate high frequency signals, as well as provide a reliable connection for wire-to-wire and wire-to-board applications. • Communications Systems: Barrier blocks provide a convenient way to connect telecommunications equipment and other signal pathways. By providing an isolated connection between multiple lines, they can protect the system from external disturbances. • Instrumentation: Terminal blocks allow electrical signals to be connected to instruments or machines. This allows for efficient data acquisition, signal control and monitoring. • Data transmission: Terminal blocks and barrier blocks are often used in data transmission and networking applications to provide effective power distribution circuits. Working Principle Terminal blocks and barrier blocks work by providing electrical insulation between electrical components and connections. The blocks are typically made up of two components: a metal contact plate and an insulating material. These two components are joined together and act as a switch, enabling the connection of wires from one component to another.Terminal blocks usually have multiple points of contact to allow for the connection of multiple circuits. For example, a three- or four-position terminal block will have three or four contact points, respectively, for the connection of two wires.Barrier blocks are typically used in applications where space is limited and the need for insulation is high. They typically include a busbar, three or four contact positions, and an insulated sleeve. This allows for the secure connection of two or more wires, while ensuring maximum insulation from external forces. Conclusion Terminal blocks and barrier blocks are crucial components in any electrical system. Their ability to provide electrical insulation between components, as well as their ability to facilitate the connection of multiple wires in limited spaces, makes them an important part of many applications. Understanding their inner workings and application fields can help ensure the most effective design and operation of any given project.

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