| American Institute of Electrical Engineers - 1897 - 708 стор.
...point where the wires enter the building, and arranged to cut off the entire current. 6. Must always be placed in dry. accessible places, and be grouped as far as possible. K.nife switches must be so placed that gravity will tend to open rather than to close the switch. c.... | |
| American Society of Mechanical Engineers - 1898 - 1122 стор.
...point where the wires enter the building and arranged to cut off the entire current. I. Must always be placed in dry, accessible places, and be grouped as far as possible. Knife switches must be so placed that gravity will tend to open rather than close the switch. c. Must... | |
| Horatio Alvah Foster - 1901 - 1018 стор.
...point where the wires enter the building, and arranged to cut off the entire current. 6. Must always be placed in dry, accessible places, and be grouped as far as possible. Knife switches must be so placed that gravity will tend to open rather than close the switch. c. Must... | |
| Francis Bacon Crocker - 1901 - 528 стор.
...point where the wires enter the building, and arranged to cut off the entire current. b. Must always be placed in dry, accessible places, and be grouped as far as possible. Knife switches must be so placed that gravity will tend to open : rather than close the switch. c.... | |
| 1902 - 742 стор.
...point where the wires enter the building, arjd arranged to cut off the entire current. b. Must always be placed in dry, accessible places and be grouped as far as possible. Knife switches must be so placed that gravity will tend to open rather than close the switch. c. Must... | |
| George Velten Steeb - 1902 - 230 стор.
...point where the wires enter the building, and arranged to cut off the entire current, and must always be placed in dry, accessible places, and be grouped as far as possible. Knife switches must be so placed that gravity will tend to open rather than close the switch. Must... | |
| 1906 - 544 стор.
...other switches conveniently located on the mains or if the generators are near at hand. b. Must always be placed in dry, accessible places and be grouped as far as possible. Knife switches must be so placed that gravity will tend to open rather than close them. When possible,... | |
| International Correspondence Schools - 1908 - 754 стор.
...cut-out and switch must be arranged to cut off current from all devices, including meters. b. Must always be placed in dry, accessible places and be grouped as far as possible. Knife switches must be so placed that gravity will tend to open rather than close them. When possible,... | |
| Saint Paul (Minn.). - 1908 - 1260 стор.
...point where the wires enter the building, and arrange to cut off the entire current. b. Must always be placed in dry, accessible places, and be grouped as far as possible. Knife switches must be so placed that gravity will tend to open rather than close the switches. c.... | |
| Henry Charles Horstmann, Victor Hugo Tousley - 1908 - 352 стор.
...off. A switch is also useful in cases of trouble on the wiring, to allow of repairing. b. Must always be placed in dry, accessible places, and be grouped as far as possible. (See No. 17 c.) Singlethrow knife switches must be so placed that gravity will tend to open rather... | |
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