Instructions for installing and operating the Thomson recording watt-meter. (1896)
General Electric Company · General Electric Company, Nela Park Engineering Department, · leaf 24
fully inspect the holes through w^hich thewires enter the meter and see that they are completelyfilled. Each of the holes through which the wdres enter iscovered with a soft rubber diaphragm, punctured toadmit the insertion of the wire. ^ 25 SEALS AND SEALING TOOL. .tand :tions i out, jd. some… … JL J Lead seals and sealing wires are supplied for closingthe meter case, and special tools are carried in stock-designed to pinch the seal and at the same time impressupon it any desired mark or number. 26 No.1=1.111.100 No.6 = 99.700
Electrical engineering · Electric meters · Electricity metering
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