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Today, porcelain standoffs are still commonly used with bare-wire electric fencing for livestock, and such porcelain standoffs carry far higher voltage surges without risk of shorting to ground. In summary, K&T wiring that was installed correctly, and not damaged or incorrectly modified since then, is fairly safe when used within the original ...
In both those instances the white wire should be identified as being hot, usually with black tape inside junction boxes. The neutral wire is identified by gray or white insulated wire, perhaps using stripes or markings. With lamp cord wire the ribbed wire is the neutral, and the smooth wire is the hot. NEC 2008 400.22(f) allows surface marking ...
For example, in North America, a unique split-phase system is used to supply to most premises that works by center tapping a 240 volt transformer. This system is able to concurrently provide 240 volts and 120 volts. Consequently, this allows homeowners to wire up both 240 V and 120 V circuits as they wish (as regulated by local building codes).
LED tubes. LED tube is a type of LED lamp used in fluorescent tube luminaires with G5 and G13 bases to replace traditional fluorescent tubes. [1] As compared to fluorescent tubes, the most important advantages of LED tubes are energy efficiency and long service life. LED tubes are sometimes also referred to as ‘LED fluorescent tubes’.
Fluorescent lamps in various embodiments. Since their introduction as a commercial product in 1939, many different types of fluorescent lamp have been introduced. Systematic nomenclature identifies mass-market lamps as to overall shape, power rating, length, color, and other electrical and illuminating characteristics.
Fairland is a residential suburb in northern Johannesburg, Gauteng, South Africa. The area is neighboured by Northcliff , Cresta and Darrenwood and is one of the most leafy suburbs in the city. Fairland was developed on land that was originally a farm called Weltevreden.
Soweto Community Television (Soweto TV) [1] is a South African community television channel broadcasting in the biggest township in South Africa, Soweto.The channel is free-to-air in Gauteng Province and it also broadcasts to South African subscribers on the DStv pay TV service on channel 251 and Starsat on channel 488.
Olievenhoutbosch (also known as 'Oliven"/ 'Stop12") is a township in Centurion, Gauteng, South Africa on the R55 route. It was established in the 1990s. It is densely populated and is one of the fastest-growing townships in the province. [2]