Power supply will be suspended from 9. 30 a.m. to 6 p.m. on Friday at parts of Thiruvalluvar Nagar, Thulukanathamman Road, Pudupalayam Road, Chettikulam Street and Anthoniyar Koil Street. The shutdown was to facilitate maintenance work at Saibaba Kalyana Mandapam, a release from the Electricity Department said.