433103-25-0

Series:	43000
Packaging:	Bulk
Part Status:	Active
Terminal Block Type:	Barrier Block
Number of Circuits:	25
Number of Wire Entries:	25
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:	PC Pin, Insulated
Barrier Type:	2 Wall (Dual)
Features:	--
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 or barrier blocks are devices used to connect and distribute electrical power. They are widely used in industrial, commercial, and residential applications. The terminal block type with the part number 433103-25-0 is an isolating barrier block that offers a reliable, safe way of connecting and disconnecting wire signals in a secure environment.The barrier blocks of the said part number are typically used as a flexible terminal connection for situations with a large amount of wire connections. They are usually mounted on rack rails or PCBs and the large number of connection points make them ideal for quickly connecting and disconnecting for various types of systems. Barrier blocks can safely handle up to 4.0 mm2 wire, depending on the total wire length and the associated current carrying capacity.Barrier blocks of type 433103-25-0 include a DIN rail mounting feature. The top of the terminal block has two slots for mounting on the DIN rail, so it is easily mounted to the work surface or even an equipment rack. This type of barrier block allows for up to 16 connections on a single block. Each of the connection points has two spring-loaded terminals that makecontact with the wire so there is secure, low resistance connection.The part number 433103-25-0isolating barrier block is typically constructed using polyamide, a type of plastic that is strong,durable, and resistant to a wide range of temperatures and chemicals. It is an effective insulating material and therefore increases the safety of these terminal blocks. The plastic body also helps reduce electromagnetic interference, making them ideal for use in situations where there is a risk of electronic or RF noise.The working principle of the type 433103-25-0isolating barrier block is simple. When a wire is inserted into the terminal block, theconnection is made between the spring-loaded terminals. The terminals then close the connection and current passes through the spring-loaded connection point. When the wire is removed, the connection is broken and the current is no longer allowed to pass through.The type 433103-25-0isolating barrier block is the ideal way to safely and securely connect and disconnect electrical circuits. It is highly reliable, providing a secure connection with low resistance. The body of the terminal block is made from a strong and durable material that is resistant to a wide range of temperatures and chemicals. The spring-loaded terminals ensure a reliable low-resistance connection, while the DIN rail mounting feature provides an easy way to mount the terminal block onto a work surface or an equipment rack. With these features, this type of barrier block is an ideal choice for a wide variety of applications.

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