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electrical:relay [2017/07/08 23:39] frater_secessus [Relays] |
electrical:relay [2020/10/11 19:48] |
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- | ====== Relays ====== | ||
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- | Electrical relays are devices used to **turn relatively heavy loads on/ | ||
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- | A typical setup looks like this: switch (and house power) --> relay --> load | ||
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- | The most common relay campers are exposed to is the solenoid for [[electrical: | ||
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- | Relays are also useful for powering loads from [[electrical: | ||
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- | ===== normally open vs normally closed ===== | ||
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- | Relays come in two basic types: | ||
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- | - **Normally Open (NO)** - the output circuit is open/ | ||
- | - **Normally Closed (NC)** - the output circuit is closed/ | ||
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