Electrical

Question 1

What is the rating of a SSDG?

Answer 1

1600KW
2566 AMPS
450 Volts
60 HZ
900 RPM

Question 2

Where are the SSDG located?

Answer 2

AUX 1( 1&2) and Aux 2 (3&4)

Question 3

What is the prime mover of the SSDG?

Answer 3

Diesel generator

Question 4

Where are the SWBD located?

Answer 4

Aux 1 (&2) Aux2 (3&4)

Question 5

What ties the SSDG to the SWBD?

Answer 5

Generator circuit breaker

Question 6

What is our normal operating configuration?

Answer 6

2 generators in Ring bus parallel

Question 7

What is the purpose of the bus tie breaker?

Answer 7

Connect the SWBD

Question 8

How many sections of a SWB are there?

Answer 8

2

Question 9

How can we split/ isolate a section of the SWBD?

Answer 9

Open discount link

Question 10

What does EPCP stand for?

Answer 10

Electric Plant Control panel

Located in main one( primary) Aux 1 and Aux 2 (secondary)

Question 11

What can you do from EPCP?

Answer 11

Start SSDGs, stop SSDGs, parallel SSDG, remove load SSDG, and shift to/from shore power

Question 12

What is LOAD Shed?

Answer 12

Reduces load automatically when Plant is overload

Question 13

How many stages initiate automatically?

Answer 13

• Stage 0: 98% of rated load shut water heaters.
• Stage 1: 102% of rates load ( 3 sec)
• Stage 2: 102% of rates load (5sec)

Question 14

What is ABT?

Answer 14

Automatic bus transfer

Question 15

What is MBT?

Answer 15

Manual Bus transfer

Question 16

Why do we have ABT/MBT?

Answer 16

To provide an alternate power source to vital equipment