HDB-K series 1 ncej hloov K1 lub thawv yog tsuas yog siv kev lag luam thiab kev lag luam mining los txuas, tawg thiab tiv thaiv hluav taws xob. Lub fuse sab hauv tuaj yeem tiv thaiv cov tshuab hluav taws xob los ntawm overload thiab luv luv Circuit Court.
