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electrical:12v:wiring [2022/09/17 14:18] frater_secessus created |
electrical:12v:wiring [2022/09/17 14:25] (current) frater_secessus [critical vs noncritical applications] |
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* fuses are **sized 20% over the wire's rating**. | * fuses are **sized 20% over the wire's rating**. | ||
* fuses are placed **as close to the source of the power as practical** to protect the maximum amount of wire | * fuses are placed **as close to the source of the power as practical** to protect the maximum amount of wire | ||
+ | * fuses are typically placed on the POS leg | ||
===== critical vs noncritical applications ===== | ===== critical vs noncritical applications ===== | ||
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* battery bank to fuse panel | * battery bank to fuse panel | ||
* power distribution runs from one side of the van to the other (bus to bus) | * power distribution runs from one side of the van to the other (bus to bus) | ||
+ | * DC-DC charging of the house bank from alternator | ||
+ | * sensitive electronics | ||
+ | * inverters running large loads | ||
**Noncritical applications** can accept voltage sag of ≤10%. | **Noncritical applications** can accept voltage sag of ≤10%. | ||
- | * isolator charging of the | + | * isolator charging of the house bank ([[electrical: |
+ | * MaxxFan control boards are sensitive to overvoltage and may prefer some sag | ||