in process areas, outlets shall be provided on a basis of adequate plant coverage assuming the use of a 15 metre extension lead. in operating off-sites areas outlets shall be installed on a basis of adequated converage using a 30 matre extension lead.
a minimum of 2 outlets shall be furnished in eash substation. in control rooms and offices outlets shall be provided along the walls, spaced not more than 5 metre apart,with a minimum of 2 outlets per room
adequated