A dictionary of electrical words, terms and phrases (1896)
Houston, Edwin J. (Edwin James), 1847-1914 · New York, The W.J. Johnston company · leaf 63
ni-cation, a board to which the line terminals arerun before entering the switchboard, so as to Boa.] 51 [Boa. readily place any subscriber in connectionwith any desired section of the switchboard. Board, Fuse A board of slate or other incombustible material on which allthe safety fuses in an… … Fig. J2» Hanger-Board. A hanger-board contains a switch or cut-out forthe ready opening or closing of the circuit. Aform of hanger-board is shown in Fig. 52. Board, Key Any board to which are connected electric keys or switches.Board, Legging-Key A key board employed for the purpose of legging…
Electricity · Electrical engineering
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