Koormushark / akutester

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Koormushark / akutester

4 days 23 hours Thu 23.07.2026 11:56:57
Item ID: 254207302 Item condition: Used
Time left:
4 days 23 hours
Closing time: Thu 23.07.2026 11:56:57
Price: 6.80 EUR
Quantity: 1
Total: 6.80 EUR

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Starting time: Thu 25.06.2026 11:56:57
Viewed: 28
Tallinn, Harjumaa, Eesti
1
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Item condition: Used
Location: Tallinn, Harjumaa, Eesti
Quantity: 1
Shipping/Delivery:
SmartPOST: from 3.04 EUR (S)
Omniva: from 3.83 EUR (M)
DPD Pickup locker/parcel shop: 3.83 EUR (M)
Venipak: 2.99 EUR (M)
Unisend: 1.82 EUR (M)
Payment: by deposit transfer, by transfer from Osta.ee e-account
Seller: 1mh100%positive feedback View other items of the seller

Nõukaaegne koormushark НВ-Б akude testimiseks. Kasutatud, miskit viga ei tea olevat.

НВ-Б koormuskahvel on mõeldud leelis- ja pliihappeveoakude elektromotoorse jõu ja pinge mõõtmiseks nimipingega 1,2 ja 2 V ning mahutavusega kuni 500 Ah.

НВ-Б koormuskahvliga testimine võimaldab teil määrata veoaku seisukorda selle tühjenemise ajal.

НВ-Б koormuskahvel koosneb kahesuunalise osuti suunaga magnetoelektrilisest voltmeetrist ja koormustakistist, mis on ühendatud paralleelselt. Kasutamise hõlbustamiseks on NV-B seadmel käepide ja kaks metallvardat – teravate otstega sondid. Sondide abil ühendatakse NV-B koormuskahvel aku klemmidega.

Pärast sondi ühendamist peaks voltmeetri pinge püsima stabiilsena 5 sekundit, seejärel ühendage sond lahti. Aku laetuse olek määratakse saadud pinge näidu abil.

Laetuse olekut on võimatu määrata ainult voltmeetri abil, ilma koormustakistuseta, sest tühikäigul olev voltmeeter mõõdab ainult aku elektromotoorset jõudu.

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BuyNow 6.80 €
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