Electric Lighting SpecificationsJohnston, 1896 - 213 стор. |
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Сторінка 43
... armature over the extended engine shaft or connecting engine and dynamo shafts by a ELECTRIC LIGHTING SPECIFICATIONS . 43 INSTALLATION OF DYNAMOS AND SWITCH- BOARDS LOW POTENTIAL, DIRECT CUR- RENT SYSTEM, TWO-WIRE OR THREE-WIRE Dynamos.
... armature over the extended engine shaft or connecting engine and dynamo shafts by a ELECTRIC LIGHTING SPECIFICATIONS . 43 INSTALLATION OF DYNAMOS AND SWITCH- BOARDS LOW POTENTIAL, DIRECT CUR- RENT SYSTEM, TWO-WIRE OR THREE-WIRE Dynamos.
Сторінка 44
... in operation ; capable of operating under full load for consecutive hours without increas- ing the temperature of any part , especial- ly the armature , fields and commutator , to such 44 ELECTRIC LIGHTING SPECIFICATIONS .
... in operation ; capable of operating under full load for consecutive hours without increas- ing the temperature of any part , especial- ly the armature , fields and commutator , to such 44 ELECTRIC LIGHTING SPECIFICATIONS .
Сторінка 45
... armature shall be bal- anced both electrically and mechanically so that there will be no tendency to spring the shaft , or to draw the armature toward either bearing so as to cause excessive friction and heating , and no vibration ; the ...
... armature shall be bal- anced both electrically and mechanically so that there will be no tendency to spring the shaft , or to draw the armature toward either bearing so as to cause excessive friction and heating , and no vibration ; the ...
Сторінка 58
... without increasing the temperature of any part , especially the armature , fields and commutator , to such a degree as to en- danger the insulation or decrease the effi- ciency of operation 58 ELECTRIC LIGHTING SPECIFICATIONS .
... without increasing the temperature of any part , especially the armature , fields and commutator , to such a degree as to en- danger the insulation or decrease the effi- ciency of operation 58 ELECTRIC LIGHTING SPECIFICATIONS .
Сторінка 59
... armature shall be balanced both electrically and mechanical- ly so that there will be no tendency to spring the shaft or to draw the armature toward either bearing so as to cause ex- cessive friction and heating , and no vibra- tion ...
... armature shall be balanced both electrically and mechanical- ly so that there will be no tendency to spring the shaft or to draw the armature toward either bearing so as to cause ex- cessive friction and heating , and no vibra- tion ...
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affecting the operation alter the belt Alternating Current ampere meter apparatus and material approved arc lamps baseframe bidder shall fill bids binding posts boxes brush jig C. M. per ampere candle-power capacity cleats conductors conduit contractor shall furnish cross-arms cuits cut-outs and switches Direct Current double-pole dynamos Trade number electrically erect the follow fill out completely fixtures floor foundation foundation(s framing full load galvanometer ground detector H. P. required hand regulator hanger boards incombustible bases installation justment kilowatts knife switch least C. M. less otherwise specified less than ohms lightning arresters load for consecutive lugs or set main wires manner affecting namo number or designation operating dynamos outlets pipes poles porcelain potential pressure pulley at full purchaser Rating of exciters ratus riser feeder set screw Sockets soldered spark arresters specifications spring the shaft suitable device sulated switchboard tests tion tube two-wire voltage voltmeter volts wire smaller
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Сторінка 208 - ... and to employ any other person or persons to finish the work and to provide the materials therefor; and in case of such discontinuance of the employment of the Contractor he shall not be entitled to receive any further payment under this contract until the said work shall be wholly finished, at which time, if the unpaid balance of the amount to be paid under this contract shall exceed the expense incurred by the...
Сторінка 211 - 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 him against such lien or claim.
Сторінка 209 - 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 171 - 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 181 - 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 161 - VOLTS. Any circuit attached to any machine or combination of machines which develops a difference of potential, between any two wires, of over...
Сторінка 209 - ... 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 212 - It is further mutually agreed between the parties hereto that no certificate given or payment made under this contract, except the final certificate or final payment, shall be conclusive evidence of the performance of this contract, either wholly or in part, and that no payment shall be construed to be an acceptance of defective work or improper materials.: Art.