430613-26-0

Top Termination:	Screws
Material Flammability Rating:	UL94 V-0
Material - Insulation:	Polypropylene (PP)
Operating Temperature:	105°C
Mounting Type:	Chassis, Panel; Through Hole
Terminal Screw Finish:	--
Terminal Screw Material:	Steel, Stainless
Color:	--
Features:	Flange
Barrier Type:	2 Wall (Dual)
Bottom Termination:	Wire Wrap
Series:	43000
Wire Gauge:	12-22 AWG
Voltage Rating:	600V
Current Rating:	20A
Number of Rows:	1
Pitch:	0.438" (11.12mm)
Number of Wire Entries:	26
Number of Circuits:	26
Terminal Block Type:	Barrier Block
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Barrier Blocks

430613-26-0 is a type of barrier block. A barrier block is a type of terminal block that has the distinct advantage of providing industrial-grade protection from accidental electrical contacts before and during electrical maintenance. This makes them particularly useful in scenarios where safety is a high priority and mistakes can be expensive.

What is a Barrier Block?

At its simplest level, a barrier block is a type of terminal block which is specially designed to contain electrical contacts and breakers. It is named so because its design includes a physical barrier. This barrier helps to separate the terminals of different circuit groups, protecting personnel who may be handling the terminal block from unexpected electrical contacts. In some cases this barrier can even help to prevent sparks from arcs in the block itself. While the structure of the barrier block may vary, in the simplest cases the block includes broken pieces that are joined together. This allows the barriers that they provide to be used in different ways in various situations and applications, ensuring only the barriers that are adequately required are used.

Features of a Barrier Block

Barrier blocks have some features that help them to be more effective in some situations. These features can include:

• Protection from unexpected currents which could cause injury or damage
• Insulating material which helps protect against electric shocks when touching the block
• Stronger mechanical properties for better stability and longevity
• Reusable design and easy to replace components and wires
• Color coded design helps to quickly identify which barriers should be used in certain environments

Applications

Barrier blocks are primarily used to connect a variety of electrical devices together in industrial settings. This can include connecting numerous machines and components to power sources, controlling contactors and relays, and performing distributed control tasks. Because of their protective mechanism, they can be especially useful for motor starters and PLCs, where adequate protection is a critical safety requirement. This could include applications such as the control and regulation of industrial plants and consumer products. In addition, they are also widely used in the field of automotive engineering, connecting and controlling motors, batteries, and other components in cars and other vehicles. Here, they help to ensure that all of the junction points remain secure and isolated at all times, even when exposed to vibrations and shocks which can occur in these kinds of environments.

Working Principles

Barrier blocks have a relatively simple working principle. Essentially, they are designed to provide a barrier between all the terminals which could otherwise be exposed to electrical current. This barrier helps to reduce the risk of electric shock to personnel who may be handling the block, as well as helping to contain and control any electric sparks which could be created inside the block. This is achieved by having a physical barrier in place between the terminals. Depending on the specific design, this can either be a piece of plastic or metal, or a series of locked pins. This barrier helps to contain the electric charge, preventing it from escaping or reaching other terminals. The pins or pieces can then be unlocked or removed when the barrier needs to be broken, allowing the electric current to flow freely through the terminals.

Conclusion

Overall, 430613-26-0 is a type of barrier block, a type of terminal block which provides a deep level of protection from accidental electrics contacts. This makes them particularly suitable for industrial-style applications. By containing an electrically insulated barrier within the block which separates terminals from one another, there is much less risk of electric shocks to personnel as well as sparks in the block itself. This means that they can be widely used to reduce the risk of injury or damage in industrial settings.

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