430303-20-0

Series:	43000
Packaging:	Bulk
Part Status:	Active
Terminal Block Type:	Barrier Block
Number of Circuits:	20
Number of Wire Entries:	20
Pitch:	0.438" (11.12mm)
Number of Rows:	1
Current Rating:	20A
Voltage Rating:	600V
Wire Gauge:	12-22 AWG
Top Termination:	Screws
Bottom Termination:	Quick Connect (0.110")
Barrier Type:	2 Wall (Dual)
Features:	Flange
Color:	--
Terminal Screw Material:	Steel, Stainless
Terminal Screw Finish:	--
Mounting Type:	Chassis, Panel
Operating Temperature:	105°C
Material - Insulation:	Polypropylene (PP)
Material Flammability Rating:	UL94 V-0

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Terminal Blocks - Barrier BlocksTerminal blocks are electrical connection points, and Barrier Blocks are a type of terminal blocks. They include a barrier strip that is used to connect two points electrically without forming a closed circuit. This is done by providing a physical barrier between the two points. This means the electrical signals are blocked from passing from one point to the other.The application field of a 430303-20-0 Barrier Blocks range from industrial, commercial, residential and automotive electrical systems and are mainly used in multiple circuit wiring systems that provide protection from short circuiting.Barrier Blocks are available in a variety of sizes and shapes, and are made of different materials. They may be made from plastic or metal and made for either indoor or outdoor use. The most common type of Barrier Blocks is a plug-in type and is composed of a plastic housing and a conductive metal strip or plate.In terms of working principle, the Barrier Blocks make use of insulation material that prevents the formation of a closed circuit. This means that the current cannot flow from one point to the other and helps to prevent the formation of short circuits. There is also a current break feature that helps to reduce any risk of over-voltage.In some applications, a Barrier Block has the ability to control multiple electrical components with a single point of access. This is useful for large electrical systems such as those used in manufacturing settings. The Barrier Blocks can be used to isolate the power from different components of the system and this helps to prevent the system from becoming overloaded.The two main components of a Barrier Block are the contact block and the bridging block. The contact block is the part which is used to make contact with the electrical system, and the bridging block is the part that bridges the two contact blocks. A good quality Barrier Block will contain two screws or three pins, which are used to hold the two parts in place.Barrier Blocks also provide safety against electrical shocks and other dangerous conditions. In case of an accidental short circuit, the Barrier Blocks are designed to trip the breaker that is connected to the system. This will ensure that the power is cut off form the system, thus helping to protect the user from the danger of an electric shock.In conclusion, a 430303-20-0 Barrier Block can be used for numerous applications. They are useful for multiple circuit wiring systems that offer protection from over-voltage and short-circuits. Barrier Blocks are also great for controlling multiple electrical components from a single access point. Additionally, they offer safety from electrical shocks and other dangerous conditions.

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Part Number	Manufacturer	Price	Quantity	Description