power system
power grid
grid *

With all power systems down, no one could break in.

Given the life of the power system, it could be years.

Bank officials say their power system is good 99.99997 percent of the time.

The problem is said to be related to the power system.

"How is it that you know so much about the power system?"

It took over operation of the national power system on July 1, 2006.

The power system, however, was unable to support any operations.

On the other hand, he would easily recognize much of the basic technology behind today's power system.

It's inadequate in terms of space and the power system.

"When you look at the power system in Iraq, it's held together by paint."