This series automatic transfer switch is designed and developed by
our company. It complies with GB/T14048.6 standard. All of parts,
components are well selected, the finished products are under
continuous 168 hours drying power-on running, and finally pass our
serious checkout then leave our factory, thus, greatly ensure the
reliability and safety.
This series automatic transfer switch which is suitable for using
in double power supply system with rated voltage below 415V (660V),
rated frequency 50Hz/60Hz, rated working current 63A and below,
which is used in hospital, shop, bank, high building, coal mine,
telecommunication, iron mine, superhighway, airport, etc. important
situation where disallow power supply failure.
? Not over altitude 2000m.
? Ambient temperature : -10 ? ~+40 ? .
? Pollution protection: Class III
? There must be not any explosive medium and no gas that would
corrode metal or any con-ducting dust that would destroy the
? Atmospheric condition: the air relative humidity should not be
more than 50% at +40 ? , no higher relative humidity under lower
temperature, the average humidity of the wettest month should not
be more than +25 ? , the average max. relative humidity of this
month should not be more than 90%;