1、ICS29.240 CEC 204-2009 Q/GDW 720 2012 Maintenance managementcodeforelectricpowercommunication 2012-02-17 2012-02-17 Q/GDWQ / GDW720 2012 I II 1 1 2 1 3 1 4 2 5 2 6 2 7 3 8 4 9 5 10 5 11 6 12 6 13 7 14 7 A 9 B 11 C 12 D 13 E 14 15Q / GDW720 2012 II Q / GDW720 2012 1 DL/T408 DL/T544 DL/T1040 2007 2009
2、 664 2004 503 2011 2024 DL/T408 DL/T544 DL/T1040-2007 communication service of power grid communication serviceof power griddispatching communication installations of power system scheduled maintenance non scheduled maintenance Q / GDW720 2012 2 emergency maintenance communication maintenance applicationsheet A communication maintenance notificationsheet B complex maintenance operation operation and maintenance department for line a b a b Q / GDW720 2012 3 c d a b c d a b c d e a b c d e f g a b c a b c 11 15 12 10 C Q / GDW720 2012 4 25 28 1 1
