31049103

Wire Gauge or Range - AWG:	12-22 AWG
Insulation Height:	0.500" (12.70mm)
Contact Tail Length:	--
Housing Material:	Polyamide (PA66), Nylon 6/6
Contact Material:	Copper Beryllium
Wire Strip Length:	--
Torque - Screw:	0.79 Nm (7.0 Lb-In)
Screw Size:	M3
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Features:	Retention Latches (Non-Wire Side)
Contact Mating Finish:	Gold, Nickel Alloy
Operating Temperature:	-40°C ~ 105°C
Color:	Black
Wire Gauge or Range - mm²:	0.08-2.5mm²
Series:	--
Voltage - UL:	300V
Current - UL:	15A
Current - IEC:	--
Mounting Type:	Free Hanging (In-Line)
Termination Style:	Screw - Rising Cage Clamp
Plug Wire Entry:	180°
Header Orientation:	--
Pitch:	0.197" (5.00mm)
Number of Levels:	1
Positions Per Level:	3
Number of Positions:	3
Type:	Plug, Female Sockets
Part Status:	Active
Packaging:	Bulk

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Terminal blocks, a.k.a. barrier blocks, terminal strips, or terminal connectors, are a type of electrical connector used to secure a wire or cable to an electrical device such as a circuit board, terminal board, or semiconductor device. The goal of a terminal block is to provide a reliable and safe connection on a wall or panel. In most cases, a terminal block eliminates the need for a splice and serves to ensure the integrity of the joint, protect against poor connections, and provide a neat appearance and easier maintenance. Terminal blocks are found in a variety of different shapes and sizes, but most can be broken into three categories based on their application and functionality: headers, plugs, and sockets. Headers, usually found in the form of a flat header or a vertical header, are terminals that typically provide the connection between switch legs or the power line and the equipment being powered. Flat headers are designed to be mounted directly to a flat surface, and require no additional brackets or supports. Vertical headers are configured two or three rows of terminals based on the application, and are generally designed to be mounted on a DIN rail.Plugs, also known as pluggable terminal blocks, are used to connect circuits and wires between two devices. These blocks are designed with a combined strain relief and terminal section, and are available in a variety of different sizes and configurations. Most plugs are designed to be mounted on a DIN rail, and feature a two-piece release mechanism for added safety.Sockets, also known as receptacle blocks, are designed to provide electrical connection between two or more terminals on both sides of the block. These terminals are typically used to connect wires between different components in a device. Sockets are also designed with a two-piece release mechanism for added safety.31049103 is a type of plugs and sockets terminal block that can be used in a variety of different applications. This type of terminal block is designed with a double-row plug that can be connected to a wire or cable without the use of tools or clamps. It features pluggable terminals with a silver plated contact that is designed for superior conductivity and low contact resistance. The pluggable terminals are also designed with spring-loaded contact retention, which helps ensure a secure connection between both sides of the plug. The socket side of the plug features a black housing that offers protection against dust and dirt.The working principle behind 31049103 terminal blocks is relatively straightforward. When a wire or cable is connected to one side of the terminal block, the pluggable terminal on the other side creates an electrical and mechanical connection between the two. This connection is made through the use of the pin on the pluggable terminals, which creates an electrical path between both sides of the block. Once the connection is made, an electrical current will flow safely and efficiently between the two components.Terminal blocks are an invaluable electrical component in a variety of different applications. There are numerous types of terminal blocks, but the most commonly used are headers, plugs, and sockets. 31049103 is an example of a plug-and-socket style terminal block that offers superior performance with reliable electrical connections and protection from environmental elements. It is easy to install and requires no tools or clamps, making it an excellent choice for many electrical applications.

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