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Ele 74 Quiz 12 Contactors And Magnetic Motor Starters Questions With Detailed Verified And 100% Accurate Answers

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ELE 74 QUIZ 12 CONTACTORS AND MAGNETIC MOTOR STARTERS QUESTIONS WITH DETAILED VERIFIED AND 100% ACCURATE ANSWERS

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ELE 74 CHAPTER 12 CONTACTORS AND MAGNETIC
MOTOR STARTERS QUESTIONS WITH DETAILED VERIFIED
AND 100% ACCURATE ANSWERS
The ___ indicator on a trip indicator informs the operator or electrician
why the unit is not operating and that it is potentially capable of
restarting with an automatic reset.


A. green
B. yellow
C. orange
D. red Correct Answers D. red


A(n) ___ overload relay is an overload relay that resets automatically.


A. magnetic
B. bimetallic
C. ambient temperature
D. inherent Correct Answers B. bimetallic


Normally, only one ___ unit with one or two contacts is added per
contactor or motor starter.


A. pneumatic timer
B. power pole
C. additional electrical contact

, D. transient suppression module Correct Answers B. power pole


___ control provides low-voltage release and low-voltage protection.


A. Two-wire
B. Three-wire
C. AC
D. DC Correct Answers B. Three-wire


Contactor and magnetic motor starter modification devices include
additional electrical contacts, power poles, pneumatic timers, transient
suppression modules, and ___.


A. photoelectric switches
B. internal DMMs
C. additional busbar connections
D. control circuit fuse holders Correct Answers D. control circuit fuse
holders


A ___ is an overcurrent protection device with a mechanism that
automatically opens the circuit when an overload condition or short
circuit occurs.


A. thermistor
B. circuit breaker

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