This standard is applicable to the design of AC uninterruptible power supply systems for newly built or expanded thermal power plants with generator capacity of 1000MW and below, substations and converter stations with 1000kV and below. It is also applicable to the AC uninterruptible power supply systems of conventional parts of pressurized water reactor nuclear power plants. design. This standard does not apply to the design of AC uninterruptible power supply systems dedicated to emergency lighting in power plants.
DL/T 5491-2014 Referenced Document
DL/T 1074 DC and AC integrated uninterruptible power supply for electric power*， 2019-10-01 Update
DL/T 5035 Code for design of heating ventilation and air conditioning in power plants*， 2016-12-01 Update
DL/T 5044 Technical code for design of DC auxiliary power supply system for power engineering
DL/T 5136 Technical code for designing of electrical secondary wiring in fossil fuel power plants and substations
DL/T 5153 Technical code for the design of auxiliary power system of fossil-fired power plant
GB 50217 Design Standards for Power Engineering Cables*， 2018-02-12 Update
GB/T 14549 Quality of electric energy supply harmonics in public supply network
GB/T 50063 Code for design of electrical measuring instrumentation devices for power installations*， 2017-07-01 Update
GB/T 50065 Code for design of ac electrical installations earthing
DL/T 5491-2014 history
2014DL/T 5491-2014 Technical code for the design of AC uninterruptible power system of power engineering