Electrical Load Components — WSU

Electrical Load Components — WSU -...

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Electrical Load Components 4-Pin Relay Coil Symbol. This symbol indicates that a relay with normally open contacts is used in the circuit. The dashed line between the relay coil and the switch contacts indicates that the switch will close when the coil (the load) is energized. A relay uses a small amount of current in its coil to magnetically control a set of contacts which can handle a large amount of current. 5-Pin Relay Coil Symbol. This symbol indicates that a relay with one normally open contact and one normally closed contact is used in the circuit. The dashed line between the relay coil and the switch contacts indicates that the switch will toggle when the coil (the load) is energized. A relay uses a small amount of current in its coil to magnetically control a set of contacts which can handle a large amount of current. Coil of wire Symbol. This symbol indicates that there is a coil of wire is used in the circuit. A coil of wire is used to produce a strong magnetic field for use in relays, solenoids, AC compressor clutches, etc.
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Electrical Load Components — WSU -...

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