a contrivance for breaking an electric circuit automatically.
| 单词 | θ77580 |
| 释义 | the world > matter > physics > electromagnetic radiation > electricity > circuit > circuit-breaker > [noun] (15) contact-breaker1838 a contrivance for breaking an electric circuit automatically. cutout1874 Electrical Engineering. A contrivance for automatically cutting lamps, motors, or other electrical appliances out of circuit, when the current… safety fuse1882 (a) a fuse (fuse, n.2 1a) which burns sufficiently slowly that a safe distance from the charge can be reached before it ignites; (b) = fuse, n.5 break-circuita1884 a device for opening and closing an electric circuit. fuse1884 A strip or wire of easily fusible metal (or a device containing this) inserted in an electric circuit, which melts (or ‘blows’) and thus interrupts… contactor1910 A device for making and breaking an electrical circuit. Also attributive. oil circuit-breaker1916 a circuit-breaker in which the contacts are immersed in oil. tapping key1916 = key, n.1 20. Subcategories:— triggered by temperature (2) — switch (2) — time taken to activate (1) — action of breaking contact (1) — ability to withstand surge (1) |
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