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The main products in the field of electrical equipment are traditional and domotics switches, plates, residual current devices, intercoms and video intercoms. The main office and headquarter is in Varese , where there are 1500 employees, split between design, production, quality, test, marketing, administrative and commercial offices.
In building wiring, multiway switching is the interconnection of two or more electrical switches to control an electrical load from more than one location.A common application is in lighting, where it allows the control of lamps from multiple locations, for example in a hallway, stairwell, or large room.
Switches can be designed to respond to any type of mechanical stimulus: for example, vibration (the trembler switch), tilt, air pressure, fluid level (a float switch), the turning of a key , linear or rotary movement (a limit switch or microswitch), or presence of a magnetic field (the reed switch). Many switches are operated automatically by ...
Legrand S.A. is a French industrial group historically based in Limoges in the Nouvelle-Aquitaine region. [ 1 ] [ 2 ] Legrand is established in 90 countries [ 3 ] and its products are distributed in nearly 180 countries. [ 4 ]
Simplified single line diagram of a single-phase transfer switch to select either 'city' (utility) power or local generator power 3-phase Intelligent transfer switch. A transfer switch is an electrical switch that switches a load between two sources. Some transfer switches are manual, in that an operator effects the transfer by throwing a ...
The U.S. Preventive Services Task Force is looking to update its recommendations for screening for cervical cancer. The task force has introduced a recommendation that women over the age of 30 ...
Israel wasted no time after Bashar al-Assad’s fall to bomb all the Syrian military assets it wanted to keep out of the rebels’ hands – striking nearly 500 targets, destroying the navy, and ...
The toggle light switch was invented in 1916 by William J. Newton. [2] As a component of an electrical wiring or home wiring system, the installation of light switches is regulated by some authority concerned with safety and standards. In different countries the standard dimensions of the wall mounting hardware (boxes, plates, etc.) may differ.