Viete, čo znamená jednotlivé označenie klasických (spotrebných) batérií?

Klasické spotrebné batérie sú jednorazové zdroje energie, ktoré sa štandardne používajú v rôznych domácich zariadeniach. Existuje však niekoľko typov, ktoré sa odlišujú napätím, veľkosťou a zložením.

freepik_batteries_24

Ich označenie slúži na jednoduchú identifikáciu a výber správnej batérie pre konkrétne zariadenie. Vyznáte sa v ňom?

AAA, typ D, CR2430, LR1130, SR626SW a ďalšie. Viete, čo tieto označenia znamenajú?

AA a AAA batérie

AA batérie – ide o klasické tužkové batérie, pričom označenie AA sa vzťahuje na ich štandardizovaný rozmer, tj. priemer 14,5 mm a dĺžka 50,5 mm.

AAA batérie – sú mikrotužkové batérie so štandardným rozmerom 10,5 mm (priemer) a 44,4 (dĺžka).

Oba typy môžu mať rôzne chemické zloženie, od čoho sa následne odvíja ich napätie (zvyčajne v rozmedzí 1,2 až 1,5V) a použitie, napr. najviac používané sú alkalické batérie, NiMH (nikel-metal hydridové) batérie, ktoré sú dobíjateľné či lítiové batérie.

Batérie typu C a D

V minulosti sme sa mohli často stretnúť aj s označením C a D, dnes sú však tieto typy nahradené klasickými tužkovými a mikrotužkovými batériami.

Batéria typu C – ozn. aj migron, malý monočlánok, štandardný rozmer 26,2 mm (priemer) a 50 mm (dĺžka), často používaná napr. v hračkách či svietidlách.

Batéria typu D – veľký monočlánok s rozmermi 34,2 mm (priemer) a 61,5 mm (dĺžka), používaná bola napr. v starých rádiách a prehrávačoch.

CR, SR a LR

Označenie zodpovedá typu batérie, resp. jej zloženiu a príslušnému napätiu. Typické je pre gombíkové batérie:

-       CR označuje lítiovú batériu s napätím 3V,

-       SR označuje batériu s obsahom oxidov striebra s napätím 1,55V,

-       LR označuje alkalickú batériu s napätím 1,5V.

Za týmto označením nasleduje aj kombinácia čísel. Uvedieme si to na príklade CR2450. C hovorí, že ide o lítiovú batériu, ktorá má valcový, resp. okrúhly tvar (R - round). Prvé dve číslice označujú priemer batérie v milimetroch, tzn. v tomto prípade 24 mm a posledné dve čísla označujú hrúbku batérie v desatinách milimetra, teda v tomto prípade 5 mm.

Najpoužívanejšou gombíkovou CR batériou je CR2032, ktorú nájdeme napríklad v hodinkách, diaľkových ovládačoch, elektronických kuchynských váhach, malých hračkách pre deti a mnohých ďalších zariadeniach.

Zdroj foto: Freepik

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    The erector spinae is a protracted strip of muscular tissues that spans the size of the vertebral column and ends within the lower again. This takes place if you bend on the waist and transfer your torso backward.


    This variation is similar to the eponymous row of this text; actually, the
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    To do this transfer accurately begin by lying face up
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    Hold it there for a depend, and slowly reverse back to the beginning
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    The t-bar makes the exercise extra steady, which regularly means you have to use more weight and exhaust your muscular tissues extra.
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    If you can’t get the barbell all the method in which up, maybe you want to think about using lighter weights.

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