This standard specifies the design principles for AC overhead distribution lines (hereinafter referred to as distribution lines) of 10kV and below. This standard applies to the design of AC overhead distribution lines of 10kV and below.
DL/T 5220-2005 Referenced Document
GB 12527 Aerial insulated cables of rated voltages up to and including 1 kV
GB 14049 Aerial insulated cables with rated voltages of 10kV and 35kV
GB 50060 Code for design of high voltage electrical installation(3~110kV)*, 2008-12-15 Update