General

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.

Service Range

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.

Service Condition

1. Not over altitude 2000m.
2. Ambient temperature : -10 ? ~+40 ?
3. Pollution protection: Class III
4. There must be not any explosive medium and no gas that would corrode metal or any con-ducting dust that would destroy the insulation.
5. 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%;

Attention: It must not do the test of insulating stand voltage for the quality guarantee.