network earthed via a middle point
1сеть с заземленной средней точкой — источника питания Рис. ABB Трехпроводная сеть постоянного тока с заземленной средней точкой Exposed conductive parts открытые проводящие части; Earthing of exposed conductive parts зазаемление открытых проводящих частей; Earthing of system… …
2Railway electrification system — Railway electrification supplies electrical energy to railway locomotives and multiple units so they can operate without having a reciprocating engine of their own.CharacteristicsThe main advantage of electric traction is a higher power to weight …
3Lightning rod — A lightning rod (USA) or lightning conductor (UK) is a single component in a lightning protection system. In addition to rods placed at regular intervals on the highest portions of a structure, a lightning protection system typically includes a… …
42011 Syrian uprising — Part of the Arab Spring Protest in Hama, a city in northwestern Syria (22 July 2011) …
