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--- electrical:nominal [2019/09/24 15:14]
frater_secessus created
+++ electrical:nominal [2022/01/07 12:51] (current)
frater_secessus [nominal solar panel voltage]
@@ Line 25: / Line 25: @@
   * As low as battery voltage in the morning, ~12.1v((pwm))
   * they make max power (Pmax) at a particular voltage (Vmp) which is usually way above battery voltage, like ~18v.
-  * when unconnected (i.e. "open circuit"/Voc))((or in late Absorption with MPPT controllers)) voltages are very
+  * when unconnected (i.e. "open circuit"/Voc))((or in late Absorption with MPPT controllers)) voltages are very high, like 22v.
-high, like 22v.
+Nominal 20v (~30Vmp) panels are common on residences in the U.S.  Nominal 24v panels (~36Vmp) panels are more common in commercial installations.  Solar farms may use panels of much higher voltage.

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