Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 153
e for automatically breaking acircuit, usually when the current reaches a predetermined value.Thus, a 60-ampere fuse is a cut-out designed to burn out whencurrents in excess of 60 amperes pass through it. A circuit breakeris an electro-mechanical switch which is also used as a cut-out. Switches,… … Fig. 8. Arc Between Wires of 250-Volt Circuit Ground. A ground is a connection either intentional or accidentalbetween a part of an electric circuit and the earth, or any metal orother conducting substances which are in electrical connection withthe earth, such as water and gas pipes, iron beams,…
Electrical engineering
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