This standard specifies the usage conditions, functional unit configuration, technical conditions and test requirements of outdoor distribution boxes. This standard is applicable to rural power grids with an AC frequency of 50Hz and a rated voltage of 400V (insulation voltage less than or equal to 660V) and below. The installed capacity is 315kVA and below at the transformer end, with metering, measurement, control, protection, power distribution, reactive power compensation, etc. An outdoor distribution box in which all or part of the functional units are integrated.
DL/T 375-2010 history
2011DL/T 375-2010 General technical condition for outdoor distribution box