4PCR-02-008

Top Termination:	Screws with Captive Plate
Material Flammability Rating:	UL94 V-0
Material - Insulation:	Polyamide (PA), Nylon
Operating Temperature:	105°C
Mounting Type:	Chassis, Panel; Through Hole
Terminal Screw Finish:	Zinc
Terminal Screw Material:	Steel
Color:	Black
Features:	Flange
Barrier Type:	3 Wall (Tri)
Bottom Termination:	PC Pin
Series:	#4, Buchanan
Wire Gauge:	14-22 AWG
Voltage Rating:	150V
Current Rating:	20A
Number of Rows:	1
Pitch:	0.325" (8.26mm)
Number of Wire Entries:	2
Number of Circuits:	2
Terminal Block Type:	Barrier Block
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Barrier Blocks

Barrier blocks such as the 4PCR-02-008 are particularly useful because it allows for easy, secure, and convenient electrical connections. This type of terminal block are generally used when there already exist multiple electrical connections between components, and are commonly found in industrial, medical, and automotive applications. In order to understand the functionality of a barrier block like the 4PCR-02-008, it is essential to understand its structure. The 4PCR-02-008 has a two-part assembly consisting of an inner case and an insulated base. The inner case contains an array of electrical terminals which are enclosed in a plastic block with an insulated base. These electrical terminals, also called jumpers, are then connected to a power source, such as a power supply, battery, or solar panel, via a wire. The insulated base allows the wire to be safely routed from the power source to the jumpers. Once the electrical connection is made, the 4PCR-02-008 acts as a barrier that protects the electrical connections from thermal shock, mechanical shock, or tampering. This is because the barriers block, or divide, the electrical signals travelling through the terminals, which prevents any interference. Additionally, the barriers also protect the jumpers from outside sources of damage, such as moisture, dust, and dirt. This ensures a secure and reliable electrical connection which is vital in many applications.The 4PCR-02-008 is specifically designed for applications which require distribution and transmission of current. This includes applications such as electronics, automation, power distribution, process control systems, signal conditioning, switchgear and motor control, and sensing systems. Generally, the 4PCR-02-008 is used in applications which require high voltage and the ability to protect against electrical shock or interference.The 4PCR-02-008 also has a unique working principle. Essentially, the barrier blocks act as a filter to divide the electrical signals while also providing insulation between the electrical terminals. Each electrical terminal is coated with an insulation material such as plastic, fiberglass, or silicone, which acts as a barrier to prevent electric current from flowing between the terminals. In addition, the barriers act to prevent any interference from outside sources, like lightning or other electrical signals.In conclusion, the 4PCR-02-008 is an example of a barrier block, a type of terminal blocks which can be used for distribution and transmission of current. It is especially useful in applications where electrical shock and interference must be prevented, and its two-part assembly ensures secure electrical connections. The barriers also act as filters to divide the electrical signals and provide insulation between the terminals, which ensures a safe and reliable electrical connection.

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Part Number	Manufacturer	Price	Quantity	Description