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Electrician, specializing in electrical wiring of buildings and related equipment. Electricians may be employed in the construction of new buildings or maintenance of existing electrical infrastructure, they can also install A/C and Telecommunications systems. [2] [3] Elevator mechanic installs vertical lift and transporting equipment.
An electrical contractor is a business person or firm that performs specialized construction work related to the design, installation, and maintenance of electrical systems. [1] An electrical contractor is different from an electrician ; an electrician is an individual tradesman and an electrical contractor is a business person or company that ...
Electricians were originally people who demonstrated or studied the principles of electricity, often electrostatic generators of one form or another. [2]In the United States, electricians are divided into two primary categories: lineperson, who work on electric utility company distribution systems at higher voltages, and wiremen, who work with the lower voltages utilized inside buildings.
Electricians and plumbers usually have little to do with each other, other than keeping services out of each other's way. The introduction of mechanical systems requires the integration of the two so that plumbing may be controlled by electrics and electrics may be serviced by plumbing. Thus, the mechanical component of MEP unites the three fields.
A difference in electrical potential between two points, such as produced by a battery or a generator. electron microscope An instrument that provides highly magnified images by use of an electron beam. electronic amplifier A device that increases the power of an electrical signal by electronic means. electronic circuit
Skilled workers in the building trades (e.g. carpenters, masons, plumbers, plasterers, glaziers, painters etc.) were also referred to by one or another of these terms. [ 1 ] One study of Caversham, New Zealand , at the turn of the century notes that a skilled trade was considered a trade that required an apprenticeship to entry. [ 2 ]
Certified engineering technologists and technicians are one of the four classes of certified professional who meet the requirements to write the master electrician exam; The other classes are journeyman electricians, professional engineers, and journeyman power line technicians. This is provided for under the Electricity Act, 1998, of Ontario. [7]
In modern apprenticeship systems, a journeyman has a trades certificate to show the required completion of an apprenticeship. In many countries, it is the highest formal rank, as that of master has been eliminated, and they may perform all tasks of the trade in the area certified as well as supervise apprentices and become self-employed.