0387291556

Top Termination:	Screws with Captive Plate
Material Flammability Rating:	UL94 V-0
Material - Insulation:	Polybutylene Terephthalate (PBT), Glass Filled
Operating Temperature:	-40°C ~ 100°C
Mounting Type:	Chassis, Panel
Terminal Screw Finish:	Zinc, Clear Chromate
Terminal Screw Material:	Steel
Color:	Black
Features:	Cover, Flange
Barrier Type:	3 Wall (Tri)
Bottom Termination:	Quick Connect (0.187"), Insulated
Series:	Beau™ 38729
Wire Gauge:	12-22 AWG
Voltage Rating:	300V
Current Rating:	20A
Number of Rows:	1
Pitch:	0.375" (9.53mm)
Number of Wire Entries:	5
Number of Circuits:	5
Terminal Block Type:	Barrier Block
Part Status:	Active
Packaging:	Bulk

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Terminal blocks are used to electrically connect two or more circuits. As their name implies, they provide a terminal point, a suitable connection point, for the desired electrical connection. And barrier blocks are a type of terminal block that has two barriers separating the electrical components from the terminals.Barrier blocks are commonly found in commercial and industrial applications, where it is necessary to keep wiring and components organized and separated from each other. Barrier blocks are rated for a variety of current and voltage classes. In some cases, the process and environment the barrier block is to be used in will determine the type and rating of the barrier block needed.Barrier blocks are designed with two barriers to separate the electrical components from the terminals. The first barrier is usually made of plastic or nylon housing and is a continuous insulation element from end to end that separates the terminals from the electrical components. The second barrier is typically a solid metal barrier that separates the terminals from each other. This second barrier is designed to protect against shorting out the circuitry, which can occur when two or more are terminals are connected together without insulation.In addition to providing superior insulation, barrier blocks also provide internal circuitry protection, which is especially important in delicate circuitry. Barrier blocks can help protect delicate components from overloads as well as help eliminate signal cross-talk. This in turn helps reduce electromagnetic interference (EMI).The working principle of a barrier block is quite simple. It works by providing a terminal point, a space for each signal or circuit, for the desired electrical connection. Its two-part barrier system is designed to block electromagnetic interference between and with connections while providing insulation and protection without the need for additional external components.Barrier blocks are typically used in applications such as control panels, industrial machinery, building automation systems, laboratories, computer systems and medical equipment. In these applications, barrier blocks provide a reliable, easy to use terminal point option. These blocks also provide better electrical connection, improved safety, and superior signal protection.Barrier blocks are typically designed to accept a wide variety of wire diameters and currents. The insulation materials used to construct the barrier blocks have been tested and approved for use in many different applications. For instance, nylon is an ideal barrier material for medical applications where higher insulation ratings are required.When using a barrier block, it is important to check the current and voltage ratings to be sure that the block is capable of handling the power requirements of the application. Connecting too much power into a barrier block can cause a failure and/or cause injury. When using a barrier block, it is important to use the correct wire sizes and to quality check the connections before and after installation to ensure proper operation.In summary, 0387291556 is an application field and working principle of terminal blocks - barrier blocks. Barrier blocks are designed with two barriers to separate the electrical components from the terminals while providing superior insulation and protection. The first barrier is usually made of plastic or nylon housing, while the second barrier is a solid metal barrier. Barrier blocks are rated for a variety of current and voltage classes and typically used in applications such as control panels, industrial machinery, building automation systems, laboratories, computer systems and medical equipment.

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