File:Pacific Gas and Electric magazine (1912) (14597506777).jpg

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English:

Identifier: pacificgaselectr41913paci (find matches)
Title: Pacific Gas and Electric magazine
Year: 1909 (1900s)
Authors: Pacific Gas and Electric Company
Subjects: Pacific Gas and Electric Company Electric utilities Public utilities
Publisher: (San Francisco, Calif.) : Pacific Gas and Electric Co.
Contributing Library: San Francisco Public Library
Digitizing Sponsor: San Francisco Public Library

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About This Book: Catalog Entry
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Text Appearing Before Image:
ightning Arresters in San Francisco By J. W. VARNEY, Supt. of San Francisco Substations. It is a well known fact that the«^ disaster of 1 906 did a very great ; ^^H f^sal of damage to the under- ; J^E ground distribution system of the ^^^^^ Pacific Gas and Electric Com-^^^^^ pany m San Francisco, but the.1. w. varmy subscquent results to the operat-ing department are not so well known. In many places duct lines were broken andcables pulled out of shape and mechanicallystrained very badly. Besides these strains. It was a notorious fact that these arcinggrounds set up surges on the I 1,000 voltsystem which almost invariably caused troubleat weak points of the system to such an extentthat reports of trouble usually came first fromstations remote from the original station af-fected. This may, at first, sound ratherparadoxical but is easily explained by thefact that the operator at the station mostaffected was too busy getting started again totelephone, and instructions had been given for
Text Appearing After Image:
Cable type arrester which were sufficient at times to rupture thelead armor, the duct lines, being cracked,allowed water to enter and follow the ductsuntil faults in the lead were reached and, inthe course of time, moisture caused burnoutswith consequent station troubles. each station operator noting trouble to reportas quickly as possible to headquarters; andthus by getting the different angles on thetrouble the fault was more easily located. At Station C there were of)erating twoI 1,000 volt, 1,000 K. W. induction motors 402

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https://www.flickr.com/photos/internetarchivebookimages/14597506777/

Author Internet Archive Book Images
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(Reusing this file)		 At the time of upload, the image license was automatically confirmed using the Flickr API. For more information see Flickr API detail.
Volume
InfoField
1912
Flickr tags
InfoField
  • bookid:pacificgaselectr41913paci
  • bookyear:1909
  • bookdecade:1900
  • bookcentury:1900
  • bookauthor:Pacific_Gas_and_Electric_Company
  • booksubject:Pacific_Gas_and_Electric_Company
  • booksubject:Electric_utilities
  • booksubject:Public_utilities
  • bookpublisher:_San_Francisco__Calif_____Pacific_Gas_and_Electric_Co_
  • bookcontributor:San_Francisco_Public_Library
  • booksponsor:San_Francisco_Public_Library
  • bookleafnumber:443
  • bookcollection:sanfranciscopubliclibrary
  • bookcollection:americana
Flickr posted date
InfoField
30 July 2014

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This image was originally posted to Flickr by Internet Archive Book Images at https://flickr.com/photos/126377022@N07/14597506777. It was reviewed on 17 September 2015 by FlickreviewR and was confirmed to be licensed under the terms of the No known copyright restrictions.

17 September 2015

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