File name: Types Of Breakers Pdf
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Buy Wholesale Direct · Rewards · New & Re-Certified · Industry Leading WarrantyBrands: Square D, Allen Bradley, Schneider Electric, Cutler-Hammer, Siemens. Shop Our Huge Selection · Shop Best Sellers · Explore top gifts · Explore Amazon Devices. Here are the basic types according to the medium of installation: These circuit breakers use the principle of electromagnetism to break the circuit. So when the current passing through the circuit increases, the electromagnetic force increases and the contact is pulled away. In air break circuit breaker the arc is initiated and extinguish in substantially static air in which the arc moves. Such breakers are used for low voltages, generally up to 15KV and rupturing capacities of MVA. Air circuit breaker has several advantages over the oil, as an arc quenching medium. These are. A circuit breaker, as we shall understand in the following text consists of a thermal overload release, an electromagnetic short-circuit release, a tripping (operating) mechanism, the main contact system and the auxiliary contacts.