 | Saint Paul (Minn.). - 1908 - 1260 стор.
...or circuit-breaker. . b. Must not be placed in the immediate vicinity of easily ignitable stuff, or where exposed to inflammable gases or dust, or to flyings of combustible material. c. Must, when exposed to dampness, either be enclosed in a water-proof box or mounted on porcelain... | |
 | Henry Charles Horstmann, Victor Hugo Tousley - 1908 - 352 стор.
...each wire. These cut-outs must not be placed in the immediate vicinity of easily ignitible stuff, or where exposed to inflammable gases, or dust or to flyings of combustible material. h. The wires inside building shall be of copper not less than No. 16 B. & S. gage, and must have insulation... | |
 | International Correspondence Schools - 1908 - 660 стор.
...switch or circuit-breaker. b. Must not be placed in the immediate vicinity of easily ignitible stuff or where exposed to inflammable gases or dust or to flyings of combustible material. In starch and candy factories, grain elevators, flouring mills, and buildings used for woodworking... | |
 | Little Rock (Ark.). - 1915 - 770 стор.
...switch or circult->breaker. (b) Must not be placed in the immediate vicinity of easily ignitiWe stuff or where exposed to inflammable gases or dust or to flyings of combustible material, (c) Must, when exposed to dampness, either be enclosed in a moisture-proof box or mounted on porcelain... | |
 | Sinclair Tousey - 1915 - 1418 стор.
...or circuit-breaker. (6) Must not be placed in the immediate vicinity of easily ignitible stuff, or where exposed to inflammable gases or dust or to flyings of combustible material. RUBBER-COVERED WIRE. (a) Copper for conductors must be thoroughly tinned. INSULATION FOR VOLTAGES BETWEEN... | |
 | Harry Cooke Cushing - 1915 - 332 стор.
...placed where exposed to mechanical injury nor in the immediate vicinity of easily ignitible stuff or where exposed to inflammable gases or dust or to flyings of combustible material. Where the occupancy of a building is such that switches, cut-outs, etc., cannot be located so as not... | |
 | New York (N.Y.). Board of Aldermen - 1920 - 904 стор.
...each wire. These cut-outs must not be placed in the immediate vicinity of easily ignitable stuff, or where exposed to inflammable gases, or dust or to flyings of combustible material. h. The wires inside building shall be of copper not less than No. 16 B. & S. gauge, and muft have insulation... | |
 | Terrell Croft - 1920 - 488 стор.
...each wire. These cut-outs must not be placed in the immediate vicinity of easily ignitible stuff, or where exposed to inflammable gases or dust or to flyings of combustible material. 85h. f/. SIGNALING SYSTEMS 10 AMP. CAPACITY. NOT UNDERGROUND. The wires inside building shall be of... | |
 | Sinclair Tousey - 1921 - 1372 стор.
...or circuit-breaker. (b) Must not be placed in the immediate vicinity of easily ignitible stuff, or where exposed to inflammable gases or dust or to flyings of combustible material. RUBBER-COVERED WIRE. (a) Copper for conductors must be thoroughly tinned. INSOLATION FOR VOLTAGES BETWEEN... | |
 | New York (N.Y.) - 1922 - 636 стор.
...each wire. These cut-outs must not be placed in the immediate vicinity of easily ignitible stuff, or where exposed to inflammable gases, or dust or to flyings of combustible material. h. The wires inside building shall be of copper not less than No. 16 B. & S. gage, and must have insulation... | |
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... the wires ; that is, in a two-wire system the two wires, and in a three-wire system the three wires, must be protected by the cut-out and disconnected by the operation of the switch or circuit breaker. 
