1990931

Mounting Type:	Through Hole
Screw Thread:	--
Torque - Screw:	--
Screw Material - Plating:	--
Clamp Material - Plating:	--
Contact Material - Plating:	--
Housing Material:	Polyamide (PA), Nylon
Operating Temperature:	--
Color:	Green
Features:	--
Wire Termination:	Screwless - Spring Cage, Tension Clamp
Series:	COMBICON SPT
Wire Gauge:	16-24 AWG
Voltage:	300V
Current:	10A
Mating Orientation:	Vertical with Board
Pitch:	0.138" (3.50mm)
Positions Per Level:	10
Number of Levels:	1
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Wire to Board

Terminal blocks are electrical components with many applications, such as providing connection points for wiring, secure connectors for cables and much more. In the context of wire to board connections, terminal blocks provide a secure and efficient way to join together multiple connections for a continual circuit.

Basic Structure

Terminal blocks consist of two metal plates which are fastened together, known as the upper clamp and the lower clamp. Between these two plates are two strips of plastic, known as the “stops”. The purpose of these stops is to keep the upper and lower clamps from moving in opposite directions. The two clamps are fastened together by a screw, which is tightened by a screwdriver. On one side of the terminal block is a pair of copper s-shaped wires, known as “contacts”. On the other side is a row of holes for wires, which are then threaded through the holes and attached to the contacts.

Working Principle

The function of the terminal block is to provide a secure connection between two wires, while still allowing them to be disconnected in the future. The contacts act as a bridge between the two wires, transferring electrical signals from one to the other. The tightening of the screw ensures that the contacts make a solid connection, thus eliminating any potential for electrical interference.

Benefits

Terminal blocks provide a number of benefits in terms of convenience and longevity. Firstly, these components are very easy to install and can be placed in a variety of different directions, depending on the application. Due to their design, they tend to be more reliable than traditional soldered connections, as the connection points are tight and secure. Also, the fact that the connections are made using a screw, allows the user to easily make adjustments to the tightness of the connection if needed. This can be especially useful in situations where there is vibration present, as the connection can be easily adjusted to create a more secure connection.

Wide Range of Applications

Terminal blocks are used in a wide range of applications, from industrial automation, residential and commercial installations, to consumer electronics. Being a secure connection point, they are often used for power connections, as well as for controlling motors and other mechanical components. In industrial settings, terminal blocks are also useful for connecting input and output signals between various parts of a machine. In addition to this, they can be used as part of a wiring system, to provide a secure connection point for all sorts of connectivity requirements.

Conclusion

Terminal blocks are simple yet efficient elements that provide a secure connection point for wires and other components. By fastening the clamps and contacts with a screw, they ensure a solid connection, whilst also allowing the user to easily make adjustments to the tightness of the connection if needed. With an expansive range of applications, terminal blocks are an essential component for almost every electrical system.

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