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In May, Legrand acquired Middle Atlantic Products, a US company specializing in digital infrastructures. [33] [34] The same year, Legrand acquired the Spanish Neat. [35] 2012: Electrical equipment major Numeric Power Systems sold its UPS (uninterruptible power supply) business to France's Legrand Group for a total of Rs 806.44 crore. [36]
NEMA 1-15P (two-pole, no ground) and NEMA 5-15P (two-pole with ground pin) plugs are used on common domestic electrical equipment, and NEMA 5-15R is the standard 15-ampere electric receptacle (outlet) found in the United States, and under relevant national standards, in Canada (CSA C22.2 No. 42 [1]), Mexico (NMX-J-163-ANCE) and Japan (JIS C 8303).
BS 546, Two-pole and earthing-pin plugs, socket-outlets and socket-outlet adaptors for AC (50–60 Hz) circuits up to 250 V is an older British Standard for three-pin AC power plugs and sockets. Originally published in April 1934, it was updated by a 1950 edition which is still current, [1] with eight amendments up to 1999. BS 546 is also the ...
U.S. patent 774,250.The first US power plug and socket dated 1904. Several early American electrical plug and socket arrangements were invented by Harvey Hubbell.On 26 February 1903 he filed two patent applications featuring 2-pin plugs and adaptors for using his plugs with existing designs of lamp sockets and wall receptacles.
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As of 1 July 2008, wall sockets for French two-pin, female earth CEE 7/5 are permitted for installations in Denmark. [25] [26] This was done because little electrical equipment sold to private users is equipped with a Danish plug. In Europe, devices are usually sold with the Europlug CEE 7/16 and Hybrid plug CEE 7/7, as these fit in most countries.
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