Differences

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--- electrical:12v:alternator [2018/12/28 10:35]
frater_secessus [isolators]
+++ electrical:12v:alternator [2019/06/03 17:07]
frater_secessus [when alternator charging works well]
@@ Line 3: / Line 3: @@
 ====== Alternator charging ======
-In a dual-battery system((starter battery and house battery)) some of the alternator output is used to charge the house batteries.  Since the house battery is electrically isolated from the starter battery when the ignition is off, these are sometimes called //battery isolators//.
+In a dual-battery system((starter battery and house battery)) some of the alternator output is used to charge the house batteries.  Since the house battery is electrically isolated from the starter battery when the ignition is off((or house battery voltage is below a given setpoint)), these are sometimes called //battery isolators//.
@@ Line 12: / Line 12: @@
   * when batteries are deeply discharged
-  * when [[electrical:12v:alt and solar|combined with solar]]
+  * when [[electrical:12v:alt and solar|combined with solar]] or some other higher-voltage charging source
   * when used with battery chemistries like [[electrical:12v:lifepo4_batteries_thread|lithium]] that do not need [[electrical:12v:charging|staged charging]].
   * when used with a [[electrical:12v:b2b|battery-to-battery boosting charger]] that can produce correct charging voltage

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