1989544 Allicdata Electronics
Allicdata Part #:

1989544-ND

Manufacturer Part#:

1989544

Price: $ 1.33
Product Category:

Connectors, Interconnects

Manufacturer: Phoenix Contact
Short Description: TERM BLOCK
More Detail: 12 Position Wire to Board Terminal Block Horizonta...
DataSheet: 1989544 datasheet1989544 Datasheet/PDF
Quantity: 1000
50 +: $ 1.20960
Stock 1000Can Ship Immediately
$ 1.33
Specifications
Mounting Type: Through Hole
Screw Thread: M2.6
Torque - Screw: 0.35-0.4 Nm (3.1-3.5 Lb-In)
Screw Material - Plating: --
Clamp Material - Plating: --
Contact Material - Plating: --
Housing Material: Polyamide (PA), Nylon
Operating Temperature: --
Color: Black
Features: Interlocking (Side)
Wire Termination: Screw
Series: COMBICON PT
Wire Gauge: 12-26 AWG
Voltage: 300V
Current: 18A
Mating Orientation: Horizontal with Board
Pitch: 0.197" (5.00mm)
Positions Per Level: 12
Number of Levels: 1
Part Status: Active
Packaging: Bulk 
Description

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Terminal blocks provide a convenient method for connecting electrical and electronic components in a variety of industrial, commercial, and home applications. They are designed to make it easier to connect and disconnect components quickly and safely. This article explores the wide range of applications and the underlying technology of terminal blocks.

What Are Terminal Blocks?

Terminal blocks are typically composed of an insulated block with terminals for mounting electrical and electronic components. The blocks are designed to allow convenient and quick connection and disconnection of cables, wires, components, and other conductors. Terminal blocks come in a variety of designs and sizes, from simple (stripped-down) to complex. Some are designed for easy assembly, others for a more permanent connection. They can be attached to a chassis, a chassis mount, or panel mount.

Types of Terminal Blocks

There are a wide variety of terminal blocks available, each designed for different applications. These include power distribution, general purpose, and discrete-wiring terminals. Power distribution terminals are typically made of solid metal and are designed to provide reliable connection and current carrying capacity. General purpose terminals are more flexible and are perfect for prototyping and less critical applications. Discrete-wiring terminals are designed for low-voltage DC applications such as in homes and businesses.

Connectors and Accessories

Terminal blocks come with various types of cables and connectors. DIN connectors are the most commonly used type of connector and can be used with insulated, uninsulated, and flat cable. There are also various types of flat cable connectors, such as Type A and Type B. These are usually designed for general purpose and low-voltage DC applications. Terminal blocks can also be used with a variety of accessories, such as sliding contacts, power distribution clamps, and mounting plates.

Mounting and Installation

Terminal blocks are typically mounted on a panel, a chassis, or a chassis mount. They can be installed in various ways, such as using screws, rivets, or a combination of the two. It is important to ensure that the mechanisms and components used for installation are designed to match the voltage and current rating of the terminal block. The installation should also be properly planned beforehand to ensure that the terminal block is mounted securely and safely.

Terminal Block Working Principles

Terminal blocks are designed to connect and disconnect electrical components with a strict safety protocol. The working/connections principles of terminal blocks depend on their design. A simple terminal block is composed of a conductive strip, usually made of brass, which has two terminal holes. Current flows between the two terminals when a wire is inserted. More complex terminal blocks, such as those used in high-voltage applications, have more intricate designs.

For example, some terminal blocks employ a spring-loaded contact. This design works by pushing a contact onto the terminal strip once it is inserted into the terminal block, making a connection between the two. This type of terminal block is designed to be used with multiple pins, and has the ability to make multiple connections in one go.

Applications of Terminal Blocks

Terminal blocks are used in a wide range of applications, from simple communication projects to control of high-voltage power supplies. In the consumer market, terminal blocks are commonly used to connect household electronics such as TVs, computers, stereos, and other such items. Terminal blocks are also widely used in industrial and commercial applications such as the manufacture of cars. They can also be used in renewable energy installations, such as wind turbines and solar systems. Other uses include in medical equipment, aerospace, and defense.

Conclusion

Terminal blocks are a versatile and reliable tool for making electrical and electronic connections. They are designed to allow for reliable and safe connection and disconnection. Terminal blocks come in a variety of sizes and types and are available for a wide range of applications, from prototyping to controlling high-voltage power supplies. Their design and functionality can be tailored to suit any particular application. For any installation, it is important to make sure that the right terminals are selected and that the installation is done in accordance with safety guidelines and recommendations.

The specific data is subject to PDF, and the above content is for reference

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