DC Control Diagram Flashcards
1
Q
What closes - L Feeder #1&2. (6)
A
- DC External Power - CONNECTED
- Battery - NORM
- Battery - EMERG
- Transformer/Rectifier - ESS
- L Nose NC Switch - FLT
- L Emergency Generator Switch - EMERG
2
Q
What closes - R Feeder #1&2 (7)
A
- DC External Power - CONNECTED
- Battery - NORM
- Battery - EMERG
- Transformer/Rectifier - ESS
- R Nose NC Switch - FLT
- R Emergency Generator Switch - EMERG
- Outside Battery Switch - ON
3
Q
What closes - #1 Bus Tie Relay (3)
A
- DC External Power - CONNECTED
- Battery - NORM
- T/R - MAIN
4
Q
What closes - #2 Bus Tie Relay (2)
A
- DC External power - CONNECTED
2. Battery - NORM
5
Q
What closes - Norm Battery Relay #2 (3)
A
- DC External Power - CONNECTED
- Battery - NORM
- Outside Battery Switch - On
6
Q
What closes - Norm Battery Relay #1 (2)
A
- DC External Power - CONNECTED
2. Battery - NORM
7
Q
What closes - R Generator Emergency Tie Relay (1)
A
- R Emergency Generator Switch - EMERG
8
Q
What closes - Emergency Battery Relay #2 (1)
A
- Battery - EMERG
9
Q
What closes - Emergency Battery Relay #2A (4)
A
- DC External Power - CONNECTED
- Battery - EMERG
- T/R - ESS
- APU - > 95% on start
10
Q
What closes - Emergency Battery Relay #1 (1)
A
- Battery - EMERG
11
Q
What closes - Emergency Battery Relay #1A (4)
A
- DC External Power - CONNECTED
- Battery - EMERG
- T/R - ESS
- APU - >95% on start
12
Q
What closes - L Generator Emergency Tie Relay (1)
A
- L Emergency Generator Switch - EMERG
13
Q
What closes - Normal Battery Relay #1 (2)
A
- DC External Power - CONNECTED
2. Battery - NORM
14
Q
What closes - Emergency Bus Tie Relay (4)
A
- DC External Power - CONNECTED
- Battery - EMERG
- T/R - ESS
- APU - >95% on start
15
Q
Outside Battery Switch - ON. (2)
A
- Normal Battery Relay #2
2. R Feeder # 1&2