UNIT 1 & 2 CT/ST GENERATOR SYSTEM

Question 1

A generator with an output frequency of 60 Hz and a speed of 1,800 rpm has ___________ poles. (Ref: 2.4 GEN SD)

Answer 1

4

Question 2

The ____________________ with synchronization, performs voltage regulation via control of the brushless exciter field current. (Ref: 3.2 GEN SD)

Answer 2

combined generator control module

Question 3

The ___________ protection relay is a ground time overcurrent relay that functions when current to ground exceeds the predetermined value. (Ref: 3.1 GEN SD)

Answer 3

Device 51G

Question 4

In the case of the excitation generator, the electromagnetic field is produced by the __________ and the voltage is induced in the _____________. (Ref: 2.7.2 GEN SD)

Answer 4

stator, rotor windings

Question 5

The _______________ contains the windings in which the rotating magnetic field induces voltage. (Ref: 2.5.1 GEN SD)

Answer 5

generator stator