COLOMBO (News 1st); Sri Lankan authorities have announced that power cuts will be imposed on Wednesday (9).Groups ABCDEFGHIJ:2 1/2 hours from 8 AM to 6 PM 1 hr & 15 min from 6 PM to 11 PMGroups PQRSTUVW:2 hours from 9 PM to 5 PM1 hour from 5 PM to 9 PM .