单选题
WHEN RELEASED OUT, THE GEN 1 LINE PUSHBUTTON WILL:
A
Close Generator Line Contactor 1 (GLC 1) and supply the fuel pumps from the AC BUS 1.
B
Open GLC 1 only, and the fuel pumps are supplied from generator 1.
C
Close Bus Tie Contactor 1 (BTC1) and supply the fuel pumps
from the AC BUS 1.
答案解析
正确答案:B
解析:
题目解析
选项A: 关闭发电机线接触器1(GLC1),并从交流母线1供应燃油泵。
选项B: 仅打开GLC1,燃油泵由发电机1供应。
选项C: 关闭母线联络器1(BTC1),并从交流母线1供应燃油泵。
答案解析: 根据题目描述,当发电机1线出现故障时,应打开GLC1,这样燃油泵将由备用发电机1供应。因此,选项B是正确的答案。
