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Power, Circuit Protection and Ground Symbols — WSU

Power, Circuit Protection and Ground Symbols — WSU

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Power, Circuit Protection and Ground Symbols Battery Symbol . The long line represents a positive plate and the short line represents a negative plate. An automotive battery actually has 6 sets of plates at 2.1V each. This means an automotive battery has a normal voltage of 12.6V. Batteries produce DC voltage. Photo courtesy of www.interstatebattery.com Technically there should be 6 sets of plates on this schematic to accurately represent an automotive battery; however, it is common to see a single battery symbol with the voltage written off to one side as shown below.. Circuit BreakerSymbol. Like a fuse, a circuit breaker is designed to offer circuit protection against too much current (too little of resistance); however, a circuit breaker does not need to be replaced when it trips. There are three common Circuit Breaker types; Automatic reset, Modified Reset, and Manual Reset. Automatic reset circuit breakers reset themselves when the fault is corrected. Modified reset circuit
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