The NEC Chapter Three wiring methods include various cable types, such as: 1) armored cable (Type AC) [Art. 320]; 2) metal-clad cable (Type MC) [Art. 330]; 3) nonmetallic-sheathed cable (Types NM and ...

Halogens, specifically chlorine and bromine, are suspected of posing serious dangers to human health and the environment when used as a brominated flame retardant (BFR) or in polyvinyl chloride (PVC).

With the increasing frequency of natural disasters including earthquakes, floods, hurricanes, tornadoes, wildfires and storms with severe lightning, electric utilities worldwide have proactively ...

Electrical system designers have at their disposal several types of fire resistive systems that comply with specific Code requirements. It can be helpful to ...

Electrical cable and conduit offers a reliable and proven way to get power where it needs to go, but that doesn’t mean it is always the best method. Busway can save space, while offering a ...

The transmission medium is the physical vehicle that facilitates the transport of information. Guided transmission media use a solid medium (cable) for transmission. There are many cables, but the ...

Category 5 (CAT 5) cable is a multipair (usually four-pair) cable that consists of twisted-pair conductors, used mainly for data transmission. Basic CAT 5 cable was designed for characteristics of up ...