A20220704

Top Termination:	Screws
Material Flammability Rating:	UL94 V-0
Material - Insulation:	Thermoplastic
Operating Temperature:	-40°C ~ 105°C
Mounting Type:	Through Hole
Terminal Screw Finish:	Nickel
Terminal Screw Material:	Brass
Color:	Black
Features:	--
Barrier Type:	2 Wall (Dual)
Bottom Termination:	PC Pin
Series:	A2000
Wire Gauge:	12-22 AWG
Voltage Rating:	300V
Current Rating:	30A
Number of Rows:	1
Pitch:	0.375" (9.53mm)
Number of Wire Entries:	7
Number of Circuits:	7
Terminal Block Type:	Barrier Block
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Barrier Blocks

Terminal blocks are components that provide an electrical connection between two circuits or components within an assembly. They are also known as barrier blocks or pluggable terminal strips, and are available in a range of sizes and configurations to suit different applications and needs. The word "block" typically refers to a two-pole terminal strip, but there are other types available such as triple-pole blocks, four-pole blocks, etc. Generally, terminal blocks consist of two main parts: the body, which houses the conductors, and the terminals, which provide the physical connection to the conductors.Barrier blocks are a type of terminal block used to separate circuits electrically. They are typically used when there is a need to prevent two circuits from coming into contact with each other due to the potential risk of short-circuiting or sparking. The block is designed with a barrier between the two sets of terminals to ensure that one circuit cannot "leak" into the other.A20220704 is a type of barrier block manufactured by Phoenix Contact. This specific type of barrier block is designed for use in a variety of applications, including signal, transmission, control, and power connections in industrial or commercial settings. This terminal block features push-in or screw-down connections, depending on the application and is designed to be robust and durable. It can handle up to 6A and can operate in temperatures up to 120°C.The working principle of a barrier block is quite simple; the block has two sets of insulated terminals that are separate from one another, preventing any direct electrical connection between the two circuits. When a wire is inserted, it bridges the gap between the two terminals providing a secure, reliable connection and insulation against interference from either of the two circuits.Barrier blocks are often used in industrial and commercial electronics, including motor control circuits, rack-mounted equipment, and tactile switches. They are also found in electrical panels and particularly in applications requiring high current or voltage. In addition, they are regularly used in laboratory and automotive settings due to their compact size, durability, and versatility.In conclusion, barrier blocks are a popular type of terminal block used in many industries. They provide the necessary insulation and secure connections necessary to prevent electrical shorts and interference. The A20220704 model from Phoenix Contact is an excellent choice for industrial, commercial, laboratory, and automotive applications.

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Part Number	Manufacturer	Price	Quantity	Description