COLOMBO (News 1st); Sri Lanka will impose 12-hour power cuts on Friday (01), announced the Public Utilities Commission of Sri Lanka.Groups ABCDEF:2 hours from 4 AM to 6 AM4 hours from 8 AM to 12 PM6 hours from 4 PM to 10 PMGroups GHIJKL:2 hours from 6 AM to 8 AM4 hours from 12 PM to 4 PM6 hours from 6 PM to 12 AMGroups PQRS: 2 hours from 4 AM to 6 AM4 hours from 8 AM to 12 PM6 hours from 4 PM to 10 PMGroups TUVW: 2 hours from 6 AM to 8 AM4 hours from 12 PM to 4 PM6 hours from 6 PM to 12 AMGroups MNOXYZ:3 hours and 30 minutes from 5.30 AM to 9 AM2 hours from 4 PM to 6 PM .