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Panou solar plus acumulatori 18650 lithiu-ion


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Am o problema,pe care o studiez de ceva timp.

Am doua panouri solare mici,in sarcina unul da 3V si 3A,celalalt 4.5V si 1.4A.

Vreau sa le folosesc pentru a incarca acumulatori tip 18650,care la randul lor vor alimenta un sistem exterior de iluminat cu leduri pe timp de noapte.Mai pe scurt vor inlocui vechile lampi solare.Problema e ca acumulatorii vor sta in casa..si cam fara supraveghere.

Ma gandesc la urmatorul setup:


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