430503-19-0

Top Termination:	Screws
Material Flammability Rating:	UL94 V-0
Material - Insulation:	Polypropylene (PP)
Operating Temperature:	105°C
Mounting Type:	Chassis, Panel
Terminal Screw Finish:	--
Terminal Screw Material:	Steel, Stainless
Color:	--
Features:	Flange
Barrier Type:	2 Wall (Dual)
Bottom Termination:	Quick Connect (0.250")
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:	19
Number of Circuits:	19
Terminal Block Type:	Barrier Block
Part Status:	Active
Packaging:	Bulk

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Terminal blocks are devices used to quickly connect and disconnect electrical wires without splicing them. They can be easily installed in cabinets or junction boxes by simply screwing the terminal block to the box or chassis and connecting the required wires. These blocks can also be mounted to a cable tie or hung separately. Barrier blocks are a specific type of terminal block that uses an insulated barrier strip and clear plastic shrouds to safely connect two or more wires in a single block.The barrier block designated 430503-19-0 is a terminal block of the barrier type used for connecting two or more wires to one power source. This type of terminal block features a terminal designation which makes it easier to identify the wires connected to the block. It also allows for troubleshooting in the event of a power outage.When using the 430503-19-0 terminal block, the wires are inserted into the two holes through the plastic shroud. The shroud is then placed around the block and a screw is used to secure the wires before the power source is connected. This not only ensures a safe connection, but also makes it easier to disconnect if necessary. The shroud also provides protection against electric shock caused by direct contact with the terminal block.The working principle of the 430503-19-0 terminal block follows that of the more traditional barrier blocks. When two wires are connected in the terminal block, the electrical current flows from one wire to the other. This causes a voltage to be generated across the terminal block which, in turn, creates a magnetic field around the terminal block. This magnetic field then causes the electrons to be directed along the path of the magnetic field. This is called induction and is the mechanism by which the electrical current flows through the terminal block.The 430503-19-0 barrier block is commonly used in a wide variety of industrial and commercial applications. It is especially popular in electrical systems that require a connection between two or more power sources, such as when connecting a large number of solar panels together. This type of terminal block can also be used in machinery and devices that require a direct current connection, such as motor starters, alternators, air pumps, and motors. It is also often used as a parts connection when connecting electrical sensors, relays, or other components.Barrier blocks, such as the 430503-19-0 terminal block, are an essential piece of any electrical system, providing a safe and easy connection between power sources and components. They are easy to install and maintain, and the clear plastic shroud offers protection from electric shock. Their versatility makes them a popular choice for a wide range of applications.

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