mains supply
51Thyristor — The thyristor is a solid state semiconductor device with four layers of alternating N and P type material. They act as bistable switches, conducting when their gate receives a current pulse, and continue to conduct for as long as they are forward …
52Broadcast television systems — There are several broadcast television systems in use in the world today. An analogue television system includes several components: a set of technical parameters for the broadcast signal, a system for encoding color, and possibly a system for… …
53AC power — This article deals with power in AC systems. See Mains electricity for information on utility supplied AC power. Usually hidden from the unaided eye, the blinking of (non incandescent) lighting powered by AC mains is revealed in this motion… …
54ГОСТ Р МЭК 60950-1-2005: Оборудование информационных технологий. Требования безопасности. Часть 1. Общие требования — Терминология ГОСТ Р МЭК 60950 1 2005: Оборудование информационных технологий. Требования безопасности. Часть 1. Общие требования оригинал документа: 1.2.12.9 вспененный материал класса воспламеняемости HBF (HBF class foamed material): Материал,… …
Словарь-справочник терминов нормативно-технической документации
55питающая электрическая сеть — (1) Трехфазная распределительная электрическая сеть с глухозаземленной нейтралью, обеспечивающая подвод питания к ВРУ от внешнего источника [ГОСТ Р 51732 2001] питающая сеть (1) Сеть от распределительного устройства подстанции или ответвления от… …
56питающая электрическая сеть — (1) Трехфазная распределительная электрическая сеть с глухозаземленной нейтралью, обеспечивающая подвод питания к ВРУ от внешнего источника [ГОСТ Р 51732 2001] питающая сеть (1) Сеть от распределительного устройства подстанции или ответвления от… …
57Power strip — Power bar redirects here. For the manufacturer of energy food products, see PowerBar. French/Belgian power strip A power strip (also known as an extension block, power board and by many other variations) is a block of electrical sockets that… …
58Dimmer — For the New Zealand band, see Dimmer (band). A common dual dimmer manufactured by Electronic Theatre Controls (ETC) …
59405-line television system — The 405 line monochrome analogue television broadcasting system was the first fully electronic television system to be used in regular broadcasting. It was introduced with the BBC Television Service in 1936, suspended for the duration of World… …
60C-Bus (protocol) — C Bus is a home and building automation protocol that is used in Australia, New Zealand, Asia, the Middle East, Russia, USA, South Africa, the UK and other parts of Europe including Greece and Romania. C Bus was created by Clipsal s Clipsal… …
