431400-28-0

Series:	43000
Packaging:	Bulk
Part Status:	Active
Terminal Block Type:	Barrier Block
Number of Circuits:	28
Number of Wire Entries:	28
Pitch:	0.438" (11.12mm)
Number of Rows:	1
Current Rating:	20A
Voltage Rating:	600V
Wire Gauge:	12-22 AWG
Top Termination:	Screws
Bottom Termination:	Quick Connect (0.187")
Barrier Type:	2 Wall (Dual)
Features:	--
Color:	--
Terminal Screw Material:	Steel
Terminal Screw Finish:	Zinc
Mounting Type:	Chassis, Panel
Operating Temperature:	105°C
Material - Insulation:	Polypropylene (PP)
Material Flammability Rating:	UL94 V-0

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Introduction

Terminal blocks with product code 431400-28-0, commonly known as barrier blocks, make up a very important segment of the electronic component industry. They are designed to facilitate the connection of multiple electrical circuits and components. The most common fields of application for barrier blocks are electronic systems, switch gears, electric panels, control panels, and machine automation systems. Today, various types of barrier blocks are available to accommodate various circuit wiring configurations.

Application

Barrier blocks with part code 431400-28-0 are generally used in applications where a quick, convenient connection of multiple circuits is necessary. They are a cost-effective solution data and power distribution, as well as for the protection and interconnection of signal and control lines. Barrier blocks are essential components for the automation industry, which is why it is one of the most popular products within the electrical engineering industry. Barrier blocks are also widely used in laboratories, telecommunications, government and military applications, and medical instrumentation. They are available in a wide range of sizes, voltage ratings, terminal arrangements, and configuration options. Some barrier blocks are even rated for high temperatures and are resistant to shock and vibration.

Working Principle

A Barrier Block with part number 431400-28-0 serves as an electrical junction point. This type of barrier block provides connectors to multiple circuits; it serves as an insulating barrier between the connected wires and circuits. The barrier blocks are made up of a number of components that form a unified assembly. A terminal block is the actual junction point, and it is typically composed of multiple screws and terminals. The providing terminal blocks are connected by ‘bridges’, which are pieces of metal that are fixed and electrically connected with the terminals. LEDs, switches, and indicators can be integrated into the terminal block as well. Each terminal block has its own dedicated ground connection and is connected to a common ground point which is provided along the assembly. The common ground connection is important for avoiding shorts and problems associated with ground loops. The parts are crimped or soldered together to create a secure, reliable connection that can withstand shock and vibration. This type of connection ensures that the circuit is well-insulated from other connected circuits.

Conclusion

Terminal blocks with product code 431400-28-0 are an integral part of any automation system. They provide a quick, convenient connection point for multiple circuits and components, and are designed to withstand shock, vibration, and high temperatures. They are an excellent way to ensure a secure and reliable connection between the circuits and components they serve, and are a cost-effective, essential component in the modern industrial automation industry.

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