Electric Lighting Specifications for the Use of Engineers and ArchitectsW. J. Johnston Company, 1896 - 213 стор. |
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Сторінка 83
... side to be added to or taken from parallel circuit without in any manner affecting the operation of the dynamos remaining in circuit on that side , or the candle - power and steadiness of the lamps ; and a breakdown switch for ...
... side to be added to or taken from parallel circuit without in any manner affecting the operation of the dynamos remaining in circuit on that side , or the candle - power and steadiness of the lamps ; and a breakdown switch for ...
Сторінка 100
... side ceiling تم outlets a suitable support con- sisting of a wooden block firmly fastened to the wall flush with the plaster , and of sufficient dimensions to securely hold the fixture , a piece of gas - pipe securely an- chored by ...
... side ceiling تم outlets a suitable support con- sisting of a wooden block firmly fastened to the wall flush with the plaster , and of sufficient dimensions to securely hold the fixture , a piece of gas - pipe securely an- chored by ...
Сторінка 105
... side of the system and that no circuit shall be connected across the outside wires . The neutral wire shall in all cases be proper- ly tagged and shall be run between the outside wires . Three - Wire System Adapted to the Two- Wire ...
... side of the system and that no circuit shall be connected across the outside wires . The neutral wire shall in all cases be proper- ly tagged and shall be run between the outside wires . Three - Wire System Adapted to the Two- Wire ...
Сторінка 107
... side wires combined . Care shall be taken in arranging the distribution circuits to have the same number of lamps on each side of the system and that no circuit shall be connected across the outside wires or between the neutral wires ...
... side wires combined . Care shall be taken in arranging the distribution circuits to have the same number of lamps on each side of the system and that no circuit shall be connected across the outside wires or between the neutral wires ...
Сторінка 115
... side of circuits carrying more than 138. Separa- tion of Wires . 139. Meter Outlets . amperes shall be run in a ELECTRIC LIGHTING SPECIFICATIONS . 115 Elbow Limitation Outlets Floor Work with Brass or Unarmored Con- duits Separation of ...
... side of circuits carrying more than 138. Separa- tion of Wires . 139. Meter Outlets . amperes shall be run in a ELECTRIC LIGHTING SPECIFICATIONS . 115 Elbow Limitation Outlets Floor Work with Brass or Unarmored Con- duits Separation of ...
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Загальні терміни та фрази
Alternating Current ampere meter apparatus and material approved arc lamps Architects armature attached automatic baseframe bidder shall fill bids binding posts candle-power capacity carried ceiling cleats conductors conduit contractor shall furnish cuits cut-outs and switches Direct Current distribution circuits double-pole dynamos Trade number Electric erect the follow fill out completely fixtures floor foundation foundation(s full load ground detector H. P. required hand regulator hanger boards Incandescent incombustible bases installation insulated junction boxes justment kilowatts knife switch least C. M. less than ohms lightning arresters load for consecutive lugs or set main wires manner affecting namo Number of lights number or designation operating dynamos outlets pipe placed pole potential pressure proper pulley at full purchaser Rating of exciters ratus riser feeder Riser Group securely fastened set screw Sockets soldered Spark arresters specifications spirit and intent suitable device sulated taps tests Three-Wire tightened tion tube voltage voltmeter volts
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Сторінка 211 - Should the Contractor be obstructed or delayed in the prosecution or completion of his work by the act, neglect, delay or default of the Owner, or the Architects, or of any other contractor...
Сторінка 170 - Underground Conductors. a. Must be protected against moisture and mechanical injury where brought into a building, and all combustible material must be kept from the immediate vicinity. b. Must not be so arranged as to shunt the current through a building around any catch-box.
Сторінка 173 - Must be so spliced or joined as to be both mechanically and electrically secure without solder. The joints must then be soldered, to insure preservation, and covered with an insulation equal to that on the conductors.
Сторінка 183 - No combination fixture in which the conductors are concealed in a space less than one-fourth inch between the inside pipe and the outside casing will be approved. e. Must be tested for "contacts" between conductors and fixtures, for "short circuits" and for ground connections before it is connected to its supply conductors.
Сторінка 211 - ... of the Contractor, then the time herein fixed for the completion of the work shall be extended for a period equivalent to the time lost by reason of any or all of the causes aforesaid ; but no such allowance shall be made unless a claim therefor is presented in writing to the Architects within twenty-four hours of the occurrence of such delay.
Сторінка 207 - No alterations shall be made in the work shown or described by the drawings and specifications, except upon a written order of the Architect...
Сторінка 194 - Special attention is called to the fact that switchboards should not be built down to the floor, nor up to the ceiling, but a space of at least ten or twelve inches should be left between the floor and the board, and from eighteen to twenty-four inches between the ceiling and the board, in order to prevent fire from communicating from the switchboard to the floor or ceiling and also to prevent the forming of a partially concealed space very...
Сторінка 213 - If at any time there shall be evidence of any lien or claim for which, if established, the Owner of the said premises might become liable, and which is chargeable to the Contractor , the Owner shall have the right to retain out of any payment then due or thereafter to become due an amount sufficient to completely indemnify against such lien or claim.
Сторінка 212 - ART. ix. It is hereby mutually agreed between the parties hereto that the sum to be paid by the Owner to the Contractor for said work and materials shall be $ , subject to additions and deductions as hereinbefore provided, and that such sum shall be paid in current funds by the Owner to the Contractor in installments, as follows: The final payment shall be made within days after this contract is fulfilled.
Сторінка 199 - The insulating covering of the wire to be approved under this section must be solid, at least 3 -64th of an inch in thickness, and covered with a substantial braid. It must not readily carry fire, must show an insulating resistance of one megohm per mile after two weeks...