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Relay Device List > Device List > Flashcards

Device List Flashcards

1
Q

01

A

Master Element

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2
Q

02

A

Time delay starting/ closing relay

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3
Q

03

A

Checking/interlocking relay

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4
Q

04

A

Master contactor

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5
Q

05

A

Stopping device

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6
Q

06

A

Starting circuit breaker device

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7
Q

07

A

Anode circuit breaker

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8
Q

08

A

Control power disconnecting device

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9
Q

09

A

Reversing device

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10
Q

10

A

Unit sequence switch

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11
Q

12

A

Over speed device

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12
Q

13

A

Synchronous speed device

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13
Q

14

A

Underspeed device

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14
Q

15

A

Speed/frequency matching device

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15
Q

17

A

Shunting/discharge switch

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16
Q

18

A

Accelerating/decelerating device

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17
Q

19

A

Starting to running transition contactor

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18
Q

20

A

Electrically operated valve

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19
Q

21

A

Distance relay

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20
Q

22

A

Equalizer circuit breaker

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21
Q

23

A

Temperature control device

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22
Q

25

A

Synchronizing or synchronism check device

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23
Q

26

A

Apparatus thermal device

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24
Q

27

A

Undervoltage relay

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25
Q

28

A

Flame detector device

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26
Q

29

A

Isolating contactor

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27
Q

30

A

Annunciator relay

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28
Q

31

A

Separate excitation device

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29
Q

32

A

Directional power relay

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30
Q

33

A

Position switch

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31
Q

34

A

Master sequence device

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32
Q

35

A

Brush operating/slip ring short circuiting device

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33
Q

36

A

Polarity or polarizing voltage device

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34
Q

37

A

Undercurrent/underpower relay

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35
Q

38

A

Bearing protective device

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36
Q

39

A

Mechanical condition monitor

37
Q

40

A

Field relay

38
Q

41

A

Field circuit breaker

39
Q

42

A

Running circuit breaker

40
Q

43

A

Manual transfer or selector device

41
Q

44

A

Unit sequence starting relay

42
Q

45

A

Atmospheric condition monitor device

43
Q

46

A

Reverse phase/ phase balance current relay

44
Q

47

A

Phase sequence voltage

45
Q

48

A

Incomplete sequence relay

46
Q

49

A

Machine or transformer thermal relay

47
Q

50

A

Instantaneous overcurrent/rate of rise relay

48
Q

51

A

AC time overcurrent relay

49
Q

52

A

AC circuit breaker

50
Q

53

A

Exciter or DC generator relay

51
Q

55

A

Power factor relay

52
Q

56

A

Field application relay

53
Q

57

A

Short circuiting/ grounding device

54
Q

58

A

Rectification failure relay

55
Q

59

A

Overvoltage relay

56
Q

60

A

Voltage or current balance relay

57
Q

62

A

Time delay stopping or opening relay

58
Q

63

A

Pressure switch

59
Q

64

A

Ground protective relay

60
Q

65

61
Q

66

A

Notching or jogging device

62
Q

67

A

AC directional overcurrent relay

63
Q

68

A

Blocking relay

64
Q

69

A

Permissive control device

65
Q

70

66
Q

71

A

Level switch

67
Q

72

A

DC circuit breaker

68
Q

73

A

Load resistor contactor

69
Q

74

A

Alarm relay

70
Q

75

A

Position changing mechanism

71
Q

76

A

DC overcurrent relay

72
Q

77

A

Pulse transmitter

73
Q

78

A

Phase angle measuring/out of step protective relay

74
Q

79

A

AC reclosing relay

75
Q

80

A

Flow switch

76
Q

81

A

Frequency relay

77
Q

82

A

DC reclosing relay

78
Q

83

A

Automatic selective control/ transfer relay

79
Q

84

A

Operating mechanism

80
Q

85

A

Carrier or pilot wire receiver relay

81
Q

86

A

Locking out relay

82
Q

87

A

Differential protective relay

83
Q

88

A

Auxiliary motor or motor generator

84
Q

89

A

Line switch

85
Q

90

A

Regulating device

86
Q

91

A

Voltage directional relay

87
Q

92

A

Voltage and power directional relay

88
Q

93

A

Field changing contactor

89
Q

94

A

Tripping or trip free relay

Relay Device List (1 decks)

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