Conduits play a crucial role in protecting and organizing electrical wiring in various applications, such as residential, commercial, and industrial settings. While conduits form the physical pathway for electrical cables, they require specific accessories and fittings to ensure proper installation, protection, and functionality. In this article, we will explore the essential accessories used in conduit systems, including conduit fittings and accessories, and delve into their importance in maintaining safe and efficient electrical installations.
Conduit Fittings: Ensuring Proper Connections
Conduit fittings are indispensable components in conduit systems. They enable secure and reliable connections between conduit sections, electrical devices, and junction boxes. The following are common conduit fittings used in electrical installations:
a) Couplings:
Couplings are used to join two conduit sections together. They are available in various materials, such as steel, aluminum, or PVC, and different sizes to accommodate different conduit diameters.
b) Connectors:
Connectors are used to attach conduit to electrical boxes, enclosures, or devices. They come in different types, including compression connectors, set-screw connectors, and clamp connectors, each offering distinct advantages depending on the application.
c) Elbows:
Elbows allow for changes in conduit direction, typically at angles of 90 degrees or 45 degrees. They ensure smooth turns without causing excessive strain on the conduit or wires inside.
d) Conduit Bodies:
Conduit bodies, also known as condulets, serve as access points in conduit systems. They allow for easy pulling, splicing, and maintenance of wires. Common types include LB, LL, LR, and T condulet fittings.
e) Bushings:
Bushings are used to protect wires from abrasion at the entry point of the conduit. They prevent the sharp edges of the conduit from damaging the insulation or sheathing of the wires.
Conduit Supports: Securing and Organizing Conduits
To ensure proper installation and prevent damage to conduits, appropriate support systems are necessary. Here are some common conduit supports and accessories:
a) Straps and Clamps:
Straps and clamps secure the conduit to walls, ceilings, or other surfaces. They provide stability and prevent undue stress on the conduit. They are available in various materials, such as steel, plastic, or aluminum, and different configurations to accommodate different mounting requirements.
b) Hangers:
Hangers are used to suspend conduits from ceilings or structures. They are particularly useful for longer runs where support is required at regular intervals.
c) Rigid Conduit Supports:
Rigid conduit supports, such as brackets and straps, are designed specifically for heavy-duty installations. They ensure the conduit remains securely in place even in demanding environments.
d) Cable Tray Systems:
In larger installations where multiple conduits are present, cable tray systems are used to support and organize the conduits. Cable trays provide a structured pathway for conduits and cables, ensuring efficient cable management.
Conduit Seals and Fittings: Ensuring Safety and Protection
In certain applications, it is crucial to maintain the integrity of the conduit system by using seals and fittings to protect against environmental factors or hazards. The following accessories serve this purpose:
a) Conduit Seals:
Conduit seals are used to prevent the passage of gases, liquids, or other substances into or out of the conduit system. They provide a watertight or airtight seal at conduit entry or exit points.
b) Conduit Caps:
Conduit caps are used to seal off unused conduit openings, protecting them from dust, moisture, or debris. They help maintain the cleanliness and integrity of the conduit system.
c) Conduit Glands:
Conduit glands are used to secure and seal the ends of conduits, providing strain relief and protecting against the ingress of moisture or contaminants.
Conclusion
Conduits are an integral part of electrical installations, ensuring the safe and efficient transmission of electrical power and signals. The proper selection and use of conduit accessories, including conduit fittings, supports, and seals, are vital for maintaining the integrity and functionality of the conduit system. By employing the appropriate accessories, electrical professionals can ensure the longevity and reliability of their installations. Remember to consult with industry standards and regulations when selecting and installing conduit accessories to ensure compliance and safety. Remember, when considering conduit systems, understanding the importance of accessories is key. So, next time you ask yourself, “What accessories are used in conduit?” keep in mind the significance of conduit fittings and accessories in the successful implementation of electrical installations.
FAQ:
Q. What are the electrical accessories?
Electrical accessories refer to various components and devices used in electrical systems, including switches, sockets, circuit breakers, wires, cables, connectors, and junction boxes. These accessories facilitate the distribution, control, and protection of electrical power in residential, commercial, and industrial applications.
Q. What are examples of conduit fittings?
Examples of conduit fittings include couplings, connectors, elbows, reducers, bushings, and straps. These fittings are used to connect, protect, and secure electrical conduits in various applications, ensuring proper installation and functionality of the conduit system.
Q. What are the 5 types of conduit?
The five types of conduit commonly used are rigid metal conduit (RMC), electrical metallic tubing (EMT), intermediate metal conduit (IMC), PVC conduit, and flexible metal conduit (FMC).
Q. What type of conduit is mostly used?
The most commonly used conduit is PVC (polyvinyl chloride). It is affordable, durable, and easy to install, making it a popular choice for electrical and plumbing applications.
Q. What is PVC conduit called?
PVC conduit is commonly referred to as electrical conduit or PVC electrical conduit. It is a protective tube made of polyvinyl chloride (PVC) used for housing and protecting electrical wiring in buildings.
Q. Why is steel conduit used?
Steel conduit is used for electrical wiring because it provides excellent mechanical protection, shielding against impact, moisture, and other environmental factors. It also offers superior fire resistance and can be used in both exposed and concealed applications.