1796568

Wire Gauge or Range - AWG:	--
Insulation Height:	0.472" (12.00mm)
Contact Tail Length:	0.154" (3.90mm)
Housing Material:	Polyamide (PA), Nylon
Contact Material:	--
Wire Strip Length:	--
Torque - Screw:	--
Screw Size:	--
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Features:	Explosion Proof, Locking Ramp
Contact Mating Finish:	Tin
Operating Temperature:	--
Color:	Green
Wire Gauge or Range - mm²:	--
Series:	COMBICON MSTBVA
Voltage - IEC:	250V
Current - IEC:	12A
Mounting Type:	Through Hole
Termination Style:	Solder
Plug Wire Entry:	--
Header Orientation:	Vertical
Pitch:	0.200" (5.08mm)
Number of Levels:	1
Positions Per Level:	3
Number of Positions:	3
Type:	Header, Male Pins, Shrouded (4 Side)
Part Status:	Active
Packaging:	Bulk

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Terminal blocks, also known as terminal strips, headers, plugs and sockets, are electrical connectors used in integrated circuits and other electrical circuits. They provide a convenient means of connecting two or more circuits together, while allowing for easy of repair, modification or reconfiguration in order to adjust the circuit configuration. Terminal blocks are typically constructed of a rigid insulated material with metal prongs, connectors, or lugs at each end.Terminal blocks are commonly used in circuits in the automotive, industrial, medical, computing, mixing, telecommunications and data processing industries, and their application and working principles are applicable to these fields and more. Terminal blocks can be found in small electronic devices, including cameras, phones, gaming devices, household appliances, industrial and military systems, and in more complex, large scale systems, such as amusement park rides, power systems, and aircraft control systems. The types of terminal blocks available vary depending on the application and the circuit requirements.Terminal blocks commonly use screw terminals, spring tension wire clamps, soldering, or pressure terminals for secure and reliable connection. When connecting two or more circuits in a secure and reliable way, the circuit design should consider the level of insulation, current capacity, voltage capacity, contact resistance, and contact temperature rise in order to achieve the desired outcome. A few common types of terminal blocks include screw terminals, integrated terminals, screwless terminals, and mini-terminal blocks.Screw terminals, also known as screw type blocks, are the most common type of terminal blocks, and are commonly used in low to medium power circuits. Screw terminals offer easy connection and secure contact due to the physical connection from the screw head tightening the connection and locking the spring wire clamp. Screw terminals consist of an insulated body, a terminal base, and two terminal screws, one positive one and one negative. The insulation between the screw terminals allows for voltage division, meaning that the voltage values on either side of the terminal block are kept separate.Integrated terminals, also known as U-channel terminals, are similar in appearance to screw terminals, but have an integrated central bridge. This bridge not only facilitates a mechanical connection between the two sides of the block but also, like with screw terminals, provides electrical insulation between the two sides of the terminal block. Integrated terminals are typically mounted with screws or rivets, and require minimal mounting hardware.Screwless terminals, also known as spring clamp terminals, are designed for easy and fast connection and removal of wires without the need for tools. These terminals are secured by a spring clamping mechanism which locks in the wire and contacts when pressure is applied, and are designed for higher current and voltage applications.Mini-terminal blocks, as their name suggests, are miniature versions of conventional terminal blocks, and are primarily used for low power and low voltage applications. Unlike other terminal block types, mini-terminal block may require pins rather than screws to connect the circuit, and some will contain built-in fuses.Terminal blocks are essential components for any electronic device, providing a secure and reliable connection between multiple circuits. Terminal blocks are available in a variety of types, sizes, and materials for specific applications, and are designed to be easy to install and service. By understanding the different types of terminal blocks and the basics of their application and working principles, engineers and designers can select the correct terminal block for their system and incorporate them in their circuit design with confidence.

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