Box type substation description Ac metal closed type
shift switch cabinet is a three-phase ac 50HZ indoor
device metal closed switch equipment.Is used in power
plants, substation system rated voltage 35kV, rated
maximum current 2000A maximum voltage no more than
40.5kV single bus or single bus sectionalized sets of
distribution equipment. This switch device meets the
requirements of DL/ t404-91, IEC298, GB3906 and other
standards, and has the functions of preventing wrong
operation of circuit breaker, pushing and pulling
handcart with load, grounding line, power transmission
with grounding line and accidental charging interval
(referred to as "five precautions"). Box type
substation is suitable for residential district, urban
public change, bustling downtown, construction power
and so on. Users can choose box type change according
to different use conditions and load grade. Since the
advent of the box substation, it has developed very
rapidly. In developed countries, 70% of the
distribution transformers have been developed, and the
United States has accounted for 90%. The rapid
development of China's urban modernization and the
renovation of urban distribution network will be widely
applied.environment condition. Box type substations are
used in high-rise residential, luxurious villas, square
parks, residential areas, small and medium factories,
mines, oil fields, and temporary construction
electricity and other places to accept and distribute
electricity in the distribution system.