ME.IEB-EL

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ME.IEB-EL
11 questions
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About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — Ro / ME + IEB / El.Bord / 3 — ME.IEB-EL” contains 11 questions across 1 collection.

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Sample questions and answers

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Ce semnificatii au notatiile din imaginea alaturata ?

One correct answer

6 - contact fix;
2 - armatura mobila;✓ Correct answer
7 - condensator de deparazitare;

Ce este reprezentat in imaginea alaturata?

One correct answer

un automat de tensiune minima;
un automat monopolar de curent maxim;✓ Correct answer
un automat de protectie combinat;

Ce modalitati constructive se utilizeaza pentru protectia instalatiilor electrice?

One correct answer

protectie cu ajutorul releelor de protectie;✓ Correct answer
protectie cu ajutorul butoanelor de comanda;
protectie cu ajutorul intrerupatoarelor pachet;

Ce aparat este prezentat in imaginea alaturata si ce semnificatii au notatiile?

One correct answer

o sirena ce functioneaza prin vibratii;✓ Correct answer
2 - ciocanel;
5 - contact fix;

Care sunt reactiile motorului electric la actionarea manetei controlerului a carui diagrama este prezentata in imaginea alaturata?

One correct answer

in pozitia 3 sunt inchise contactele K1 cu K2, K3 cu K4, K5 cu K6 si se inchide si K7 determinand scaderea turatiei motorului din cauza rezistentei R;
in pozitia 3 sunt inchise contactele K1 cu K2, K3 cu K4, K5 cu K6 si se deschide si K7 iar motorul ajunge la turatie minima;
in pozitia I se inchid contactele K1 cu K4 si K2 cu K3, iar motorul isi scimba sensul de rotatie;✓ Correct answer

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