5447913

Voltage - UL:	300V
Insulation Height:	0.437" (11.10mm)
Contact Tail Length:	--
Housing Material:	Polyamide (PA), Nylon
Contact Material:	--
Wire Strip Length:	7mm
Torque - Screw:	0.22-0.25 Nm (1.9-2.2 Lb-In)
Screw Size:	M2
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Features:	--
Contact Mating Finish:	Tin
Operating Temperature:	--
Color:	Green
Wire Gauge or Range - mm²:	0.2-1.5mm²
Wire Gauge or Range - AWG:	14-30 AWG
Series:	BCP
Current - UL:	8A
Voltage - IEC:	320V
Current - IEC:	8A
Mounting Type:	Free Hanging (In-Line)
Termination Style:	Screw
Plug Wire Entry:	180°
Header Orientation:	--
Pitch:	0.150" (3.81mm)
Number of Levels:	1
Positions Per Level:	7
Number of Positions:	7
Type:	Plug, Female Sockets
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Headers, Plugs and Sockets

Terminal blocks, also known as headers, plugs and sockets, are an important and versatile part of any electrical and electronic system. They are used to connect equipment to power sources or to other devices or to a panel board, for instance. By connecting components together in a reliable and secure way, terminal blocks provide a safe connection for current flow in electrical panels and are an essential part of system operations.Terminal blocks come in various shapes, sizes and types with a variety of options available for the most optimal connection for a specific application.

5447913 Application Field and Working Principle

Terminal blocks are common in industrial, commercial, and domestic applications, including HVAC systems, electrical distribution, manufacturing, communication systems, and automotive applications. In each of these applications, the terminal blocks are used for electrically connecting equipment or wiring components to a power source or other devices. To ensure secure and reliable electrical connections, terminal blocks feature spring-loaded contacts which grip the metal wire conductor, providing a low contact resistance and high contact conductivity.The working principle of a terminal block is to connect components in an electrical system, allowing for current flow and electrons to transfer from one part of a system to another. A terminal block consists of two or more terminals connected in parallel, typically by way of a locking mechanism. By inserting a conductor into a slot, and clamping down the locking mechanism, the contact spring tightens around the conductor, creating a secure connection and preventing it from slipping out or moving back and forth. When using two terminal blocks, you can connect them via a load or bridge wire between the two, allowing current to flow from one block to the other. The two blocks can also be connected via a bridge between the two connectors, creating a three-way or four-way connection.When choosing a terminal block, there are a few things to consider. Terminal blocks can be made of plastic or metal, depending on the size, application, temperature range, and available space. Additionally, many types of terminal blocks are available in a variety of shapes and sizes, such as DIN rail terminal blocks, screw terminal blocks, and pluggable terminal blocks. Another important factor to consider is the number of terminals and conductors the block requires. This number is determined by the size and type of project, as well as the total number of connections. Generally, a terminal block will require one conductor for each connection, but there are also blocks which allow multiple conductors to be connected in one connection.Terminal blocks are also made using different insulation materials. These materials ensure the block functions properly and protects against electrical shocks while providing insulation from the environment. Additionally, many blocks are rated for different operating temperatures and are designed with IP-rating seals to protect against dust and water ingress.When selecting a terminal block, ensure that the block is compatible with the project’s voltage requirements and terminal size and shape. Additionally, the size of the step on a terminal block should match the conductor size for efficient conductivity. It is also important to check the insulation rating of the block to ensure it is suitable for the application.Finally, it is important to consider the environmental conditions in which the block will be used. The enclosure should be suitable for the operating environment, and the mounting method should be appropriate for the panel and provide ample clearance for the connectors and wires.By selecting the right terminal blocks and ensuring the proper installation and wiring methods, engineers and technicians can safely and securely connect their systems and create efficient and reliable operations.

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