Electric Lighting SpecificationsW. J. Johnstone Company, Limited, 1892 - 176 стор. |
З цієї книги
Сторінка 46
... connections . All main wires shall have a capacity of at least C. M. per ampère , and no wire smaller than B. W. G. shall be used . Regulator wires shall be covered with insulation , and shall be B. & S. or ( cleated to the ceiling , of ...
... connections . All main wires shall have a capacity of at least C. M. per ampère , and no wire smaller than B. W. G. shall be used . Regulator wires shall be covered with insulation , and shall be B. & S. or ( cleated to the ceiling , of ...
Сторінка 50
... the switchboard . All bare wires shall be sepa- rated from the board by an air space of not • Bus bars shall be of sec- less than tion 50 ELECTRIC LIGHTING SPECIFICATIONS . Connections (concealed) Connections (surface)
... the switchboard . All bare wires shall be sepa- rated from the board by an air space of not • Bus bars shall be of sec- less than tion 50 ELECTRIC LIGHTING SPECIFICATIONS . Connections (concealed) Connections (surface)
Сторінка 51
... connections , such as to pres- sure indicators , ground detectors , etc. , shall rear be made on the surface of the board using insulated wire . All joints shall be sold- ered . All connections to switches , cut - outs , etc. , shall be ...
... connections , such as to pres- sure indicators , ground detectors , etc. , shall rear be made on the surface of the board using insulated wire . All joints shall be sold- ered . All connections to switches , cut - outs , etc. , shall be ...
Сторінка 53
... connections two or more may be operated successfully in parallel so that with ordinary care and precaution any dynamo may be added to or taken from the circuit without in any manner affecting the operation of the remaining dynamos in ...
... connections two or more may be operated successfully in parallel so that with ordinary care and precaution any dynamo may be added to or taken from the circuit without in any manner affecting the operation of the remaining dynamos in ...
Сторінка 56
... connections . All main wires shall have a capacity of at least and no wire smaller than B. W. G. shall be used . insulated with C. M. per ampère B. & S. or All wires shall be ; shall be run - ; when of opposite polarity shall be ...
... connections . All main wires shall have a capacity of at least and no wire smaller than B. W. G. shall be used . insulated with C. M. per ampère B. & S. or All wires shall be ; shall be run - ; when of opposite polarity shall be ...
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Загальні терміни та фрази
Age money Alternating Current ampère meter apparatus appliances arc lamps armature attached automatic baseframe bidder shall fill bids building c. p. lamps cables candle power capacity carried ceiling cent centre of distribution cleats conductors conduit connections contractor shall furnish cross-arms cuits cut-out boxes cut-outs and switches Direct Current double-pole dynamo or circuit dynamos Trade number erect the following fastened fill out completely fixture foundation(s full load fuses hand regulator incandescent lamps inches incombustible bases installation insulated wire insulation resistance junction boxes knife switch least lightning arresters main wires ments moisture moisture-proof molding necessary non-combustible number of lights number or designation ohms operation outlets pipes placed plant porcelain potential pressure proper protected pulleys purchaser Rating of exciters riser feeder schedule securely set screws shunt Sockets soldered spark arresters specification steam struction switchboard taps three-wire tightened tion tube two-wire voltage voltmeter volts walls waterproof wire smaller