| Aluminum Electrical Conduit | A conduit made of aluminum for electrical applications and is used primarily in commercial and industrial applications. |
| Below Ground Installation | An installation of conduit below ground level usually in an open trench or in a continuous trenching application. |
| Blow-in Installation | An air assisted installation of cable, where the air is used to blow the cable through a conduit. |
| Cable Jetting | A method of installing cable in a conduit where a cable is blown through a conduit while being pushed through the conduit simultaneously. |
| Cable-In-Conduit | Typically an HDPE conduit with cable pre-installed in the conduit, allowing for one step installation of the conduit and desired cable. |
| Coaxial Cable | A type of layered electrical cable containing an inner conductor, an insulating layer, a tubular conducting shield, and an outer insulating sheath. Coaxial cable is generally used in telecommunications and cable TV applications. |
| Conductor | A wire or cable between two transmission towers or distribution poles through which electric current flows. |
| Conduit | A pipe or tube used to protect cables and electrical wiring. |
| Conduit Fittings | Accessories or attachments which serve a specific function that are connected to a conduit. There are many types of conduit fittings such as couplings, adapters, sweeps and LB boxes. |
| Conduit ID | The inside diameter measurement of a conduit.
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| Conduit OD | The outside diameter measurement of a conduit.
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| Conduit Repair Kit | A packaged kit containing split conduit and other necessary parts to repair a broken conduit.
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| Copper Cable | A type of wiring where copper is used as the electrical conductor.
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| cPVC | Chlorinated polyvinyl chloride is PVC infused with chloride resin which allows for greater flexibility and a higher temperature tolerance.
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| Direct Buried Cable | Cable or wiring that is directly buried in the ground without being encased in conduit or some other form of protective sleeve.
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| Directional Boring | Commonly called horizontal directional drilling, directional boring is the process of using a drilling rig to bore an underground path for the purpose of installing underground conduit or cables with minimal impact to the surrounding area.
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| Electric Cooperative (co-op) | A non-profit electric utility that is owned by its members and self-governed by an elected board of directors.
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| Electrical Conduit | Conduit designed for the purpose of protecting cable or wires with an electric current.
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| Electrical PVC Conduit | A polyvinyl chloride based conduit designed for protecting electrical cables or wiring.
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| EMC | The acronym for Electrical Metallic Conduit.
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| EMT | The acronym for Electrical Metallic Tubing. It is generally made of steel.
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| Excavation | Any man-made cut, trench, depression, or cavity in the earth surface formed by moving dirt or other earth material.
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| Fiber Optic Cable | A type of cable containing thin glass or plastic filaments that transmit digital data at high speeds using rapid pulses of light beams.
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| Flexible PE Conduit | A polyethylene conduit that is flexible in nature and can be wound onto reels and provides flexibility in working around obstructions during installation.
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| FMC | The acronym for Flexible Metal Conduit.
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| HDPE | High Density Polyethylene is a durable thermoplastic used in the production of conduit and other consumer products.
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| Headend | A control center in a cable television system that receives, monitors, and distributes the TV signal to the cable television network.
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| Horizontal Directional Drilling (HDD) | A phrase commonly used to describe directional boring.
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| Inner duct | A small diameter conduit designed for placement into larger diameter conduits.
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| Investor-Owned Utility (IOU) | A privately-owned electric utility organized under a State’s laws with the purpose of providing electricity service and earning a return for shareholders.
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| LB Box | A threaded conduit fitting that is commonly attached to a conduit at the entrance point of electrical wires into a building or structure. The LB Box allows for easier bending of the wires for service entrance.
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| Municipal Utility | A utility system owned and operated by a city or municipal government.
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| Overhead Wires | Wires that are above ground and usually strung between two poles.
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| Photovoltaic Conversion | The process of converting energy from sunlight into electric energy and is usually accomplished using photovoltaic panels or solar panels.
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| Plenum Rating | A rating regulated by standards agencies that defines the standard for cable and plastics that can be installed in plenum spaces of buildings.
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| Primary Cables | Electrical cables connecting a power substation to a transformer.
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| Pulling Installation | A method of installing cable in a conduit where the cable is pulled through a conduit using a pull line or rope.
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| PVC Cement | A type of glue or chemical solvent used to bond pieces of polyvinyl chloride together.
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| PVC Conduit | A conduit made of polyvinyl chloride.
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| RG-6 Cable | A common type of coaxial cable with an 18 AWG center conductor and 75 ohm characteristic impedance.
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| RMC | The acronym for Rigid Metallic Conduit. It is also referred to as galvanized rigid conduit.
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| RSC | The acronym for Rigid Steel Conduit.
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| Schedule 40 Conduit | A conduit meeting the wall thickness standards of schedule 40 conduit as prescribed by the National Electrical Manufacturers Association. Schedule 40 conduit has thinner walls than schedule 80 conduit.
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| Schedule 80 Conduit | A conduit meeting the wall thickness standards of schedule 80 conduit as prescribed by the National Electrical Manufacturers Association. Schedule 80 conduit has thicker walls than schedule 40 conduit.
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| SDR | An acronym for standard dimension ratio. SDR is the ratio of the average conduit diameter divided by the minimum wall thickness of a conduit. SDR values typically range between SDR 9 and SDR 17.
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| Secondary Cables | Electrical cables connecting a transformer to an end user.
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| SIDR | An acronym for standard inside dimension ratio.
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| Snap Duct | A phrase commonly used to describe a self-locking split conduit.
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| Split Conduit | A two-piece conduit that can be joined together to make a complete conduit. It is commonly installed around existing cables when a conduit has been damaged or protection needs to be put around a cable system.
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| Split Coupling | A two-piece conduit fitting that is used to join sections of split conduit together in a continuous run.
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| Split Duct | Another phrase for split conduit.
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| Split Sweep | A two-piece sweep or bend that can be installed around cables and joined together to make a turn in conduit system or to bring a conduit system from underground to above ground.
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| Split Wye | A Y-shaped, two-piece conduit fitting with three openings that is installed around existing cables to create or join a branch line in a conduit run.
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| Tongue & Groove Conduit |
A two-piece conduit that has routed edges creating an interlocking design that allows the two half pieces to rest together. Tongue and groove conduit is not a self-locking two-piece conduit and requires the use of cable ties, hose clamps or duct tape to hold it together. |
| Underground Cables | Wires or cables that are installed underground and are usually enclosed in conduit or direct buried in the ground.
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| uPVC | Unplasticized polyvinyl chloride is a plastic compound with no added plasticizers and is used in manufacturing conduits and construction materials.
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