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RO-IEB.AEN / OE2, OE3 / 6

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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-IEB.AEN / OE2, OE3 / 6” contains 32 questions across 2 collections.

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Sample questions and answers

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In cazul unei actionari a vinciului de ancora cu un motor asincron in trei trepte, cu rotorul in scurtcircuit, se prefera pentru primele doua trepte o infasurare triundgi-dubla stea De ce?

One correct answer

  • pentru a putea trece de la un regim de turatie la altul fara socuri de curent asupra centralei
  • pentru a putea trece de la un regim de turatie la altul fara a modifica curentul
  • pentru a putea trece de la un regim de turatie la altul fara a modifica cuplul electromagnetic✓ Correct answer
  • pentru a putea trece de la un regim de turatie la altul fara socuri mecanice
Scaderea presiunii ulei ungere MP conduce la :

One correct answer

  • semnalizarea locala
  • semnalizarea defectiunii + slow down MP
  • semnalizarea defectiune + shut down✓ Correct answer
  • semnalizarea in PCC
In actionarea electrica a vinciului de ancora avem posibilitatea deblocarii manuale progresive a franei electromagnetice Cand folosim scest dispozitiv ?

One correct answer

  • cand se deterioreaza bobina franei electromagnetice✓ Correct answer
  • cand dorim sa evitam functionarea in contracurent
  • cand dorim sa lansam progresiv ancora
  • cand decuplam motorul electric de reductor
Treapta de lucru a unui vinci de ancora este considerata a fi :

One correct answer

  • Treapta I
  • Treapta II
  • Treapta I si II✓ Correct answer
  • Treapta III
Cresterea temperaturii ulei ungere MP conduce la :

One correct answer

  • semnalizarea locala
  • semnalizarea defectiunii + slow down MP
  • semnalizarea defectiune + shut down✓ Correct answer
  • semnalizarea in PCC

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