1-1546671-2

Terminal Screw Material:	Steel
Terminal Screw Finish:	Nickel
Mounting Type:	Chassis, Panel
Operating Temperature:	-40°C ~ 120°C
Material - Insulation:	Thermoplastic
Material Flammability Rating:	UL94 V-0
Series:	Buchanan
Packaging:	Bulk
Part Status:	Active
Terminal Block Type:	Barrier Block
Number of Circuits:	12
Number of Wire Entries:	24
Pitch:	0.437" (11.10mm)
Number of Rows:	2
Current Rating:	25A
Voltage Rating:	300V
Wire Gauge:	14-22 AWG
Top Termination:	Screws
Bottom Termination:	Closed
Barrier Type:	2 Wall (Dual)
Features:	Flange
Color:	Black

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Terminal Blocks - Barrier Blocks, often referred to as Barrier Strips, are devices used for electrical interconnection, isolating components, and providing the necessary protection. They are often referred to as Barrier Strips and are used to secure wires in place and to maintain proper contact with the pins or leads of electrical components.Barrier Strips are available in various sizes depending on the number of conductors, terminal and ampacity (or current) rating. Commonly, a standard terminal block can range from a 4-position, 12V terminal strip to a 10-position, 200V terminal block. The ampacity rating of the terminal block is important in preventing arcing between contact points, which can cause fires or smoke.Terminal Strips are typically composed of a plastic or metal housing with an insulated body and mounting screws. The type of material used in the construction of a Terminal Block helps to determine its working life and durability. The terminals are typically connected via brass, copper alloy, or phosphor bronze coated with a tin plating designed to protect the contacts against corrosion. The ratings of the barrier strip may also be increased by the use of ceramic insulators.Barrier Strips are designed to provide a physical barrier between circuit components and the conductor. They are used for easy maintenance and rearrangement of electrical connections. They are also used to wire track sections or wire harnesses used in challenging industrial environments. This includes automotive, marine, and aerospace applications. Terminal Blocks are typically classified according to the number of conductors present and the current rating. Commonly, the current rating are divided into high current, low current, and medium current ratings. High current terminal blocks typically allow up to 30 Amps while low current terminal blocks typically allow up to 10 Amps. Medium current ratings can range from 10A – 30A. Terminal Blocks, like any other electrical component, have a specified range of working temperatures. Variations in temperature can cause increased contact resistance due to oxidation or thermal expansion. The materials used in the construction of a terminal blocks should be designed to keep the working temperature within a specified range. Terminal Blocks are typically designed to provide protection for both equipment and personnel. Properly installed terminal blocks should provide insulation between the contacts, in the form of an insulating sleeve, to prevent electric shock and potential fires caused by contact with the terminals. Additionally, plastic covers, as well as wire clamps and holders, are also designed to provide additional protection.Terminal Blocks are typically designed to enable the rearrangement of conductors without the need to re-solder. Terminal blocks with integral screws or with wing nuts are the most common type. Solderless terminal blocks are also available and are typically designed for lighter loads. However, effective contact between both components is important, otherwise arcing or sparks may be present.Terminal Blocks are widely used in a variety of applications such as automotive, telecommunications, marine, and industrial solutions. They are used to maintain and connect electrical systems, providing wiring interconnections to distribute power safely. Additionally, they can provide connections between components and uses, such as automation control or data transmission systems. In conclusion, Terminal Blocks - Barrier Blocks are important electronic components used to provide wiring connections between system components. They can provide durable, strong and reliable connections, helping to prevent chain-reaction faults caused by shock or arcing. Additionally, they provide protection against electrical shock, electrolysis, and fire.

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