Modern electrical construction; a reliable, practical guide for the beginner in electrical construction, showing the latest approved methods of installing work of all kinds according to the safety rules of the National board of fire underwriters (1905)
Horstmann, Henry C[harles], 1858- [from old catalog], Tousley, Victor Hugo, 1875- [from old catalog] joint author · Chicago, F. J. Drake & Co. · leaf 69
quired bythis section if they are inoperative during the starting of themotor. The switch is necessary for entirely disconnecting the motorwhen not in use. and the cut-out to protect the motor fromexcessive currents due to accidents or careless handling whenstarting. An automatic circuit-breaker,… … Li-ure 32 the voltage does not exceed 300, a cut-out need be installedfor every 660 watts only. This allows about 51/8 horsepower,motors, 3 1 /6 horsepower motors or 2 >4 horsepower motors MOTORS 67 on one cut-out. Every motor, whether large or small mustbe controlled by a switch which will…
Electrical engineering
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