This is the 6076th most frequent Korean word.
설치돼
"설치돼" means "is installed" in English.
Here, '설치돼' is used to indicate that advanced security devices have been installed in the building, showing a passive state of being installed.
이 건물에는 첨단 보안 장치가 설치돼 있어요.
This building has advanced security devices installed.
In this sentence, '설치돼' reflects that the software has been set up on the computers, suggesting a completed installation process.
모든 컴퓨터에 새로운 소프트웨어가 이미 설치돼 있습니다.
The new software has already been installed on all computers.
The word '설치돼요' actively shows the action of the air conditioner being installed, implying an ongoing installation process.