October 2013
Intermediate to advanced
192 pages
8h 30m
English
Content preview from Electric Wiring, 3rd Edition
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Miniature circuit-breakers 27
Thermal tripping
Automatic operation with a time-delay characteristic is provided in this case
by means of a thermally operated bi-metallic element. When the bi-metallic
element is heated to a given temperature, the resulting deflection is arranged
to trip the circuit-breaker, the time-delay characteristic being provided by the
time taken to heat the element to this temperature. The element may carry the
line current and thus be directly heated, or a separate heater may be used.
With this type of circuit-breaker, instantaneous operation under short-circuit
or heavy-overload conditions is provided by using an additiona ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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