 Trade, to a thickness of not less than one-tenth " part of an inch ; and in cases where the extreme difference of " potential in the circuit exceeds 2,000 volts, the thickness of...  The Electrical Review - Seite 2501889Vollansicht - Über dieses Buch
 | 1889 - 784 Seiten
...high-pressure conductors it says : "9. High-Pressure Conductors to be Insulated. Every high-pressure ai'rial conductor must be continuously Insulated with a durable...number obtained by dividing the number expressing the volta by 20,000." It will be seen that these regulations provide not merely for 2,000 volts, which... | |
 | 1890 - 616 Seiten
...contact with their conductor by breakage or o therwise. 33. Every high-pressure aerial conductor shall be continuously insulated with a durable and efficient...circuit exceeds 2,000 volts the thickness of insulation shall not be less in inches or parts of an inch than the number obtained by dividing the number expressing... | |
 | Institution of Electrical Engineers - 1892 - 882 Seiten
...Trade rule for aerial conductors is the following : — "Every high-pressure aerial conductor shall be continuously " insulated with a durable and efficient...exceeds 2,000 volts, the thickness of " insulation shall not be less in inches or parts of an inch than the " number obtained by dividing the number expressing... | |
 | Sir John Ambrose Fleming - 1892 - 658 Seiten
...thickness of not less than ^,.,-th part of an inch, and in cases where an extreme difference of potential exceeds 2,000 volts, the thickness of insulation must...inch than the number obtained by dividing the number representing the volts by 20,000. This insulation must be further efficiently protected on the outside... | |
 | Ewing Matheson - 1898 - 940 Seiten
...conductor laid after the date of these regulations shall be continuously covered with insulating material to a Thickness of not less than one-tenth part of...extreme difference of potential in the circuit exceeds 2000 volts, the thickness of insulating material shall not be less in inches or parts of an inch than... | |
 | William Joseph Dibdin - 1902 - 598 Seiten
...conductor laid after the date of these regulations shall be continuously covered with insulating material to a thickness of not less than one-tenth part of...extreme difference of potential in the circuit exceeds 2000 volts, the thickness of insulating material shall not be less in inches or parts of an inch than... | |
 | William Joseph Dibdin - 1902 - 620 Seiten
...conductor laid after the date of these regulations shall be continuously covered with insulating material to a thickness of not less than one-tenth part of...extreme difference of potential in the circuit exceeds 2000 volts, the thickness of insulating material shall not be less in inches or parts of an inch than... | |
 | John Shiress Will - 1903 - 570 Seiten
...conductor laid after the date of these regulations shall be continuously covered with insulating material to a thickness of not less than one-tenth part of...the circuit exceeds 2,000 volts, the thickness of insulating material shall not be less in inches or parts of an inch than the number obtained by dividing... | |
 | Charles Edward Groves, William Thorp, William Joseph Dibdin - 1903 - 480 Seiten
...alternating, the Board of Trade regulations insist on a continuous covering of insulating material having a thickness of not less than one-tenth part of an...extreme difference of potential in the circuit exceeds 2000 volts, the thickness of insulating material must not be less in inches or parts of an inch than... | |
 | Charles Edward Groves, William Thorp, William Joseph Dibdin - 1903 - 480 Seiten
...alternating, the Board of Trade regulations insist on a continuous covering of insulating material having a thickness of not less than one-tenth part of an...extreme difference of potential in the circuit exceeds 2000 volts, the thickness of insulating material must not be less in inches or parts of an inch than... | |
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