ÎNTRERUPTOARE AUTOMATE
Quiz
•
Instructional Technology
•
10th Grade
•
Practice Problem
•
Hard
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Contactele principale ale întreruptoarelor automate sunt realizate din:
plăci de cupru laminat la rece
profile de cupru electrolitic
profile de oțel electrotehnic
table de oțel tratate termic
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Închiderea întreruptoarelor automate de curenți nominali mici se realizează prin:
acționarea unei manete
apăsarea unui buton
folosirea unui electromagnet
tensionarea unui resort
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pentru protecția circuitelor electrice din instalațiile industriale unde se impun dimensiuni reduse ale panourilor de distribuție a energiei electrice se folosesc întreruptoare automate:
capsulate
limitatoare
monopolare
tripolare
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Întreruptorul automat este un aparat de:
comandă
conectare
pornire
protecție
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Puterea mare de rupere a întreruptoarelor automate se explică prin folosirea de:
contacte auxiliare netemporizate
electromagneți de mari dimensiuni
relee de protecție electromagnetice
resoarte de declanșare puternice
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Elementele de protecție din componența întreruptoarelor automate sunt:
camerele de stingere
coarnele de suflaj
releele termice
siguranțele fuzibile
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Piesele izolante ale întreruptoarelor automate sunt realizate, de obicei, din rășini fenolice prin:
laminare
lipire
presare
turnare
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