Dual power automatic transfer switch normal operating conditions:
1.The ambient temperature shall not be higher than +60℃, or lower than -20℃, and the daily average shall not exceed +45℃.
2.The altitude of installation site shall not exceed 4000m.
3.Relative humidity shall not exceed 50% at the ambient temperature of +40℃ , a higher humidity is allowable at a lower temperature, the average maximum relative humidity is 90% in the wettest month at a monthly average minimum temperature of + 25 ℃,and special measures shall be taken for the condensation on surface of product due to temperature change.
4.Pollution class: class Ⅲ .
5.In place of no intense vibration and impact, no harmful gas corrosive and disruptive to the insulation, no sever dust, no conducting microparticle and explosive substance, no high electromagnetic interference.
Dual power automatic transfer switch Main Speciality:
1.Reasonable structure, small volume, nice appearance, provided with protective shield, safer and more reliable power supply.
2.Complete protective functions, including short circuit, overload, open phase and loss-of-voltage protection.
3.Reliable remote double-break with EPS fire protection power supply interface DC12-24V.
4.Noiseless, energy saving , simple installation , easy operation, reliable and stable performance.
Dual power automatic transfer switch Technical Date:
|Rated Working Current
|Rated Working Voltage
AC220V 380V 415V
|Rated Short Circuit Breaking Capacity
3KA 4.SKA 6KA
|Rated Insulation Voltage