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lighting circuits

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  • Christmas lighting technology — has been subject to considerable development and variation since the replacement of candles by electric lights. Contents 1 Incandescent Christmas Lights 2 LEDs 3 Fiber optic lights 4 B …   Wikipedia

  • Neon lighting — Times Square, New York City, has been famous for elaborate neon lighting displays since th …   Wikipedia

  • Series and parallel circuits — If two or more circuit components are connected end to end like a daisy chain, it is said they are connected in series . A series circuit provides a single path for electric current through all of its components.If two or more circuit components… …   Wikipedia

  • Security lighting — In the field of physical security, security lighting is often used as a preventative and corrective measure against intrusions or other criminal activity on a physical piece of property. Security lighting may be provided to aid in the detection… …   Wikipedia

  • AC power plugs and sockets — See also: Industrial and multiphase power plugs and sockets Plugs and sockets may sometimes combine male and female contacts, but t …   Wikipedia

  • NEMA connector — Twist lock connector redirects here. For the device used in intermodal shipping, see Twistlock. Ungrounded and grounded power plugs …   Wikipedia

  • Ring circuit — In electricity supply, a ring final circuit or ring circuit (informally also ring main or just ring) is an electrical wiring technique developed and primarily used in the United Kingdom that provides two independent conductors for live, neutral… …   Wikipedia

  • Residual-current device — A two pole residual current device A Residual Current Device is a generic term covering both RCCBs and RCBOs. A Residual Current Circuit Breaker (RCCB) is an electrical wiring device that disconnects a circuit whenever it detects that the… …   Wikipedia

  • Light switch — A light switch is a switch, most commonly used to operate electric lights, permanently connected equipment, or electrical outlets.In modern homes most lights are operated using switches set in walls, usually 6 10 inches (15 25 cm) away from a… …   Wikipedia

  • BS 546 — is an old British Standard for domestic AC power plugs and sockets. These are also known as type D (for the 5 A 3 pin) and type M (for the 15 A 3 pin) in US documentation. When viewed in photographs with no indication of scale the different… …   Wikipedia

  • Electrical wiring — in general refers to insulated conductors used to carry electricity, and associated devices. This article describes general aspects of electrical wiring as used to provide power in buildings and structures, commonly referred to as building wiring …   Wikipedia

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