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IPC Notes Electrical Circuits

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Circuit Symbols The following symbols will be used to draw circuit diagrams:

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Circuit Symbols The following symbols will be used to draw circuit diagrams:

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Circuit Symbols The following symbols will be used to draw circuit diagrams:

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Circuit Symbols The following symbols will be used to draw circuit diagrams:

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Circuit Symbols The following symbols will be used to draw circuit diagrams:

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Electrical Circuits series circuit – the current has only one path; when one part of the circuit is broken, nothing will work ex) cheap Christmas lights

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Series Circuit

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Electrical Circuits parallel circuit – the current has separate branches to move through; when one part of the circuit is broken, the rest still works ex) household wiring

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Parallel Circuit

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Household Circuits In your home, parallel circuits branch out from the breaker box to the wall sockets. Each branch receives a standard 120 volts from the electric company.

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Fuses A fuse contains a small piece of metal that melts when it overheats.

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