EAD GRADED RECITATION

What device number is used for Distance Relay?

• 21

• 22

• 20

• 19

What device number is used for Undervoltage Relay?

• 23

• 27

• 20

• 26

What device number is used for Instantaneous Overcurrent Relay?

• 51

• 50

• 52

• 53

What device number is used for AC Inverse Time Overcurrent Relay?

• 51

• 50

• 52

• 53

What device number is used for Overvoltage Relay?

• 57

• 55

• 52

• 59

What device number is used for AC Directional Overcurrent Relay?

• 67

• 68

• 75

• 76

What device number is used for Differential Protective Relay?

• 81

• 79

• 75

• 87

What device number is used for Power Factor Relay?

• 36

• 42

• 55

• 80

What device number is used for DC Overcurrent Relay?

• 36

• 42

• 55

• 76

What device number is used for Frequency Relay?

• 36

• 81

• 55

• 76