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  2. NEMA connector - Wikipedia

    en.wikipedia.org/wiki/NEMA_connector

    Generally, 6-series non-locking plugs are used for such appliances as large room air conditioners and commercial kitchen equipment; the occasional home arc welder also uses 6-50. [25] Single-phase 6-50 is commonly used on farms for silo unloaders, and is used with a 6-gauge flexible power cord up to 200 ft (61 m) long.

  3. Junction box - Wikipedia

    en.wikipedia.org/wiki/Junction_box

    An electrical junction box (also known as a "jbox") is an enclosure housing electrical connections. [1] Junction boxes protect the electrical connections from the weather , as well as protecting people from accidental electric shocks .

  4. Woodhead line - Wikipedia

    en.wikipedia.org/wiki/Woodhead_line

    The Woodhead line was a railway line linking Sheffield, Penistone and Manchester in the north of England. A key feature of the route is the passage under the high moorlands of the northern Peak District through the Woodhead Tunnels. The line was electrified in 1953 and closed between Hadfield and Penistone in 1981.

  5. Home Depot - Wikipedia

    en.wikipedia.org/wiki/Home_Depot

    This is an accepted version of this page This is the latest accepted revision, reviewed on 28 January 2025. American multinational home improvement supplies retailing company The Home Depot, Inc. An aerial view of a Home Depot in Onalaska, Wisconsin Company type Public Traded as NYSE: HD DJIA component S&P 100 component S&P 500 component Industry Retail (home improvement) Founded February 6 ...

  6. AC power plugs and sockets - Wikipedia

    en.wikipedia.org/wiki/AC_power_plugs_and_sockets

    BS 546, "Two-pole and earthing-pin plugs, socket-outlets and socket-outlet adaptors for AC (50-60 Hz) circuits up to 250 V" describes four sizes of plug rated at 2 A, 5 A (Type D), 15 A (Type M) and 30 A. The plugs have three round pins arranged in a triangle, with the larger top pin being the earthing pin.

  7. Industrial and multiphase power plugs and sockets - Wikipedia

    en.wikipedia.org/wiki/Industrial_and_multiphase...

    The yellow 2P+E 16 A version carrying 115 V is used extensively on the London Underground railway system to power temporary usage of heavy-duty fans; it is also frequently used by tradesmen within the UK, built into a portable transformer box that is powered from a standard 13 A 240 V mains supply, to run heavy-duty power-tools designed to ...

  8. Woodhead Tunnel - Wikipedia

    en.wikipedia.org/wiki/Woodhead_Tunnel

    The western portals of the Woodhead Tunnels in 2008, from the former Woodhead railway station. Bores 1 & 2 on left, behind platform; bore 3 on right. Woodhead 1 is in poor condition and unused. For several decades, Woodhead 2 has carried electrical cables for the National Grid which by the early 2000s were coming to the end of their operational ...

  9. British Rail Class 77 - Wikipedia

    en.wikipedia.org/wiki/British_Rail_Class_77

    The Woodhead Line was closed as a through route in 1981, leaving just stubs between Manchester Piccadilly and Hadfield in the West and Sheffield Victoria and Deepcar in the East. [2] Forty more powerful 46 class electric locomotives were built by Metropolitan-Vickers in the mid-1950s for the New South Wales Government Railways. [3]