1961740

Voltage - UL:	300V
Insulation Height:	0.285" (7.25mm)
Contact Tail Length:	0.134" (3.40mm)
Housing Material:	Polyamide (PA), Nylon
Contact Material:	--
Wire Strip Length:	--
Torque - Screw:	--
Screw Size:	--
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Features:	--
Contact Mating Finish:	Tin
Operating Temperature:	--
Color:	Black
Wire Gauge or Range - mm²:	--
Wire Gauge or Range - AWG:	--
Series:	COMBICON MC
Current - UL:	8A
Voltage - IEC:	250V
Current - IEC:	8A per Position
Mounting Type:	Through Hole
Termination Style:	Solder
Plug Wire Entry:	--
Header Orientation:	90°, Right Angle
Pitch:	0.138" (3.50mm)
Number of Levels:	1
Positions Per Level:	10
Number of Positions:	10
Type:	Header, Male Pins, Shrouded (3 Side)
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Headers, Plugs and Sockets

Terminal blocks, also known as connectors, are components used to make electrical connections between two or more devices. They are an essential part of most systems because they allow for rapid, secure connections between circuits of varying size. Terminal blocks are made up of headers, plugs and sockets, that are all designed differently to perform specific functions. This article will explain the application field and working principle of these three components.

Headers

Headers are connectors used to terminate electrical wires in a mechanical way and can be single-sided or double-sided. They use terminals, which are metal pins that provide multiple points of contact for the electrical connection and limit force applied to wires. They typically have a square or circular shape, and may include a receptacle which holds a plug laterally.

Application Field

Headers are commonly used in residential, commercial and industrial systems, such as automotive systems, railroads, and computers. They are used to create a secure connection between two systems without soldering, and can be used in high-voltage applications. Headers are also used to create an orderly connection between many wires, such as in electrical panels, vehicles, and computer boards.

Working Principle

Headers consist of two terminal pins that are connected by a conductor, which serves as a bridge between the two. When a wire is inserted the conductor closes the electrical circuit by making the connection between the two pins. The amount of force applied to the wire determines the amount of connection between the pins, and the conductor serves as a buffer for any force that may be applied.

Plugs

Plugs are devices used to make a temporary electrical connection between two or more circuits. They are typically used to connect two pieces of equipment with each other, and can be used in high-voltage as well as low-voltage applications. Plugs come in a variety of shapes and sizes, and may be single-pole or multi-pole.

Application Field

Plugs are used in a variety of areas, such as industrial control systems, lighting systems, cars, refrigeration, medical equipment, and airplanes. They are often used in residential electrical systems as well, and have become a standard in many regions. Plugs are usually used to connect an external device to the main circuit, such as connecting a laptop computer to the wall outlet.

Working Principle

Plugs consist of several terminals which are fitted into the plug housing. These terminals can be straight or angled, and each carries its own electrical connection. Once the plug is inserted into the socket, the terminals make contact with the receptacle and create an electrical connection between the two. The contact on the plug terminals is secure and reliable, as the terminals are designed to withstand the pressure applied when plugging and unplugging.

Sockets

Sockets are devices used to make a temporary connection between two or more circuits. They are designed to receive a plug and provide a secure connection between the two. Sockets come in a variety of shapes and sizes, and may be single-pole or multi-pole.

Application Field

Sockets are often used in high-voltage applications, such as in electrical panels, lighting systems, industrial control systems, car batteries, airplanes, and medical equipment. They are also commonly used in residential electrical systems, and have become a standard in many regions.

Working Principle

Sockets consist of several receptacles which are placed in the socket housing. The receptacles are designed to carry an electrical current, and when a plug is inserted it makes contact with the receptacles and completes the circuit. The contact is secure, as the receptacles are designed to withstand any pressure applied when plugging and unplugging the plug.In conclusion, terminal blocks are necessary components in many electrical systems. Headers, plugs and sockets are key components in making a secure connection between two systems, and they are used in a variety of applications. Their working principle ensures that the connection is strong and reliable, and they are used in both high-voltage and low-voltage applications.

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