Overload relays

Overload relays

9th - 12th Grade

10 Qs

quiz-placeholder

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Overload relays

Overload relays

Assessment

Quiz

Instructional Technology

9th - 12th Grade

Practice Problem

Medium

Created by

Noah Brinkman

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Overload relays are designed to open the circuit when the current becomes 115 percent to 125 percent of the motor full load current.

true

false

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Thermal overload relays trip faster when located in a cool area than in a warm area.

true

false

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Many bimetal strip type overload relays can be set for either manual or automatic reset

true

false

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Magnetic type overload relays are sensitive to ambient temperature

true

false

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

One common use for the normally open set of contacts on an overload relay is to provide an input signal to a programmable logic controller (PLC).

true

false

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fuses and ____________________ are designed to protect the circuit from a direct ground or short-circuit condition.

circuit breakers

relays

diodes

contactors

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Motor starting current is referred to as _________ current.

locked in

starting

inrush

overload

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