| Richard Henry Pierce - 1896 - 234 стор.
...properly protected against mechanical injury; the circuit to be controlled by a switch placed outside the pit. e. Must have all wiring and apparatus installed in accordance with rules under Class B. f. Must not have any system of feeder distribution centering in the building, g. Must -ve the rails... | |
| American Society of Mechanical Engineers - 1898 - 1122 стор.
...properly protected against mechanical injury ; the circuit to be controlled by a switch placed 6utside of the pit. e. Must have all wiring and apparatus...installed in accordance with rules under " Class C " for constant-potential s\rstems. f. Must not have any system of feeder distribution centring in the building.... | |
| Francis Bacon Crocker - 1901 - 514 стор.
...used in the pits, connections to be made by two approved rubber-covered flexible wires (see No. 41). properly protected against mechanical injury : the...building. g. Must have the rails bonded at each joint with no less than No. 2 B. & S. annealed copper wire, also a supplementary wire to be run for each track.... | |
| Horatio Alvah Foster - 1901 - 1018 стор.
...used in the pits, connections to be made by two approved rubhercovered flexible wires (see No. 41), properly protected against mechanical injury ; the...of feeder distribution centering in the building. (I. Must have the rails bonded at each joint with no less'than No. 2 B. & S. annealed copper wire,... | |
| Francis Bacon Crocker - 1901 - 528 стор.
...used in the pits, connections to be made by two approved rubber-covered flexible wires (see No. 41), properly protected against mechanical injury ; the...under Class " C " for constant potential systems. f. Must not have any system of feeder distribution centering in the building. g. Must have the rails... | |
| Francis Bacon Crocker - 1901 - 528 стор.
...used in the pits, connections to be made by two approved rubber-covered flexible wires (see No. 41), properly protected against mechanical injury : the...controlled by a switch placed outside of the pit. c. Must have all wiring and apparatus installed in accordance with rules under Class "C" for constant... | |
| George Velten Steeb - 1902 - 230 стор.
...lamps may be used in the pits, connections to be made by two approved rubber-covered flexible wires properly protected against mechanical injury; the...controlled by a switch placed outside of the pit. Must have all wiring and apparatus installed in accordance with rules for constant-potential systems.... | |
| Arthur Vaughan Abbott - 1904 - 754 стор.
...the pit. e. Must have all wiring and apparatus installed in accordance with rules under Class C. f. Must not have any system of feeder distribution centering...rails bonded at each joint with not less than No. 2 B. & S. annealed copper wire ; also a supplementary wire to be run for each track. h. Must not have cars... | |
| Arthur Vaughan Abbott - 1904 - 764 стор.
...approved flexible rubber-covered wires properly connected, and controlled by a switch placed outside the pit. e. Must have all wiring and apparatus installed in accordance with rules under Class C. f. Must not have any system of feeder distribution centering in the building. g. Must have the rails... | |
| 1906 - 312 стор.
...lamps may be used in the pits; connections to be made by two approved rubber-covered, flexible wires, properly protected against mechanical injury, the...controlled by a switch placed outside of the pit. Wiring.— All wiring and apparatus to be in accordance with rules. Feeders. — No system of feeder... | |
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