Small, Sidney Aylmer, 1876- [from old catalog] · Chicago, F. J. Drake & co · leaf 419
the forcedcirculation of air. Although the fire is of comparativelyshort duration, it is quite capable of igniting the buildingunless everything near the transformers is of fire-proofconstruction. The chance of an oil-filled transformer catching fire 420 ELEMENTARY ELECTRICITY on account of any… … Fig. 195. High Voltage Coils. used in transformers is not easily ignited; it will not burnin open air unless its temperature is first raised to about4000 F. In fact, the chief danger of fire is not that theoil may be ignited by any defect or arc within the trans-former, but that a fire in the…
Electricity
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