3-140-Y

Top Termination:	Screws
Material Flammability Rating:	UL94 V-1
Material - Insulation:	Phenol Formaldehyde (Phenolic)
Operating Temperature:	-55°F ~ 300°F
Mounting Type:	Chassis, Panel; Through Hole
Terminal Screw Finish:	Nickel
Terminal Screw Material:	Steel
Color:	Black
Features:	Flange
Barrier Type:	2 Wall (Dual)
Bottom Termination:	PC Pin
Series:	140
Wire Gauge:	16 AWG
Voltage Rating:	250V
Current Rating:	15A
Number of Rows:	1
Pitch:	0.375" (9.53mm)
Number of Wire Entries:	3
Number of Circuits:	3
Terminal Block Type:	Barrier Block
Part Status:	Active
Packaging:	Bulk

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Terminal blocks are widely used in the electronics industry due to their reliable electrical connection capability. They are also known as barrier blocks, as the construction of a terminal block allows for a physical barrier between the positive and negative contacts, as well as between the contacts of different circuits. In general, terminal blocks have two halves that are secured together with a removable cap or clip.The 3-140-Y terminal block is a specific type of barrier block. This is a compact and lightweight terminal block, which consists of three pins arranged in-line along its length. It has gold plated pins on the two outer pins, and an insulation contact in the center pin position. It is typically used in low voltage applications, and has a maximum current rating of four amps.The 3-140-Y terminal block is designed to provide a reliable electrical connection between two components, while protecting them from short circuiting or an overload condition. This is achieved through the installation of a barrier, which is placed in-line between the two components, and electrically isolates one component from the other. This barrier is typically composed of a plastic insulation sleeve, or a metallic barrier, which prevents the two components from inadvertently coming into contact. The barrier also prevents current from running directly between the two components, thereby preventing an overload condition.When installing the 3-140-Y terminal block, the negative lead is inserted into the left-hand side of the block. The insulation sleeve is then placed between the positive lead and the outer pin, and the positive lead is inserted into the block at the right-hand side. The cap or clip is then used to attach the two halves together, ensuring a secure connection. The block is then ready to be used for providing the required electrical connection between the two components.The working principle behind the 3-140-Y terminal block is similar to many other barrier blocks. Its main working principle is to provide a secure electrical connection between two components, while at the same time protecting them from an overload condition or electrical shorting. The barrier placed in between the two components electrically isolates one component from the other, preventing current from running directly between the two components. In addition, the cap or clip ensures that the two halves of the block are securely fixed together, thereby providing a reliable electrical connection.The 3-140-Y terminal block is mainly used in low voltage applications, due to its maximum current rating of only four amps. This makes it ideal for use in smaller electrical applications, such as in lighting and heating systems. It is also suitable for use in more complex circuits, such as in automotive and medical equipment. The 3-140-Y terminal block can also be used in many other applications, such as in industrial and commercial electronics.

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