DL/T 526-2013 in English

Scope

This standard specifies the basic technical requirements, technical parameters, test methods, inspection rules, marking, packaging, transportation, storage, etc. of automatic backup power input devices. This standard applies to power system backup power automatic input devices (hereinafter referred to as devices or automatic input devices), and serves as the basis for the design, manufacture, testing and operation of the device. Other industrial and mining enterprise power grid users can also use it as a reference. This standard provides informative appendix A "Action conditions and action processes of backup automatic switching devices under typical main wiring" as a recommended scheme for backup automatic switching action logic under typical main wiring methods.