Device Numbers 21 - 30 With Names Flashcards

1
Q

21

A

Impedance relay

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2
Q

22

A

Equalizer circuit breaker or contactor

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3
Q

23

A

Temperature regulating device

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4
Q

24

A

Bus tie circuit breaker, contactor or switch

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5
Q

25

A

Synchronizing or parallel device

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6
Q

26

A

Apparatus thermal device

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7
Q

27

A

AC undervoltage relay

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8
Q

28

A

Resistor thermal device

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9
Q

29

A

Isolating circuit breaker, contactor or switch

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10
Q

30

A

Annunciator relay

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