1.Small size,Light weight,resistance to impact,no collision damage during transportation,flexible installation,suitable for use in the switch cabin. 2.Special structure,the overall compression molding,no air gap,good sealing performance,moisture-proof and explosion-proof 3.Large creepage distance,good hydrophobicity,strong stain resistance. 4.Unique formula of zinc oxide varistor, small leakage current,slow aging,long service life.
5.With DC reference voltage,rectangular flow capacity and high current .
Usual Service Condition
Power frequency:48Hz ~60Hz Ambient temperature:-40°C~+40°C Maximum wind speed: not exceed 35m/s Altitude: not exceed 2000m Earthquake intensity: not exceed 8 degrees Ice thickness: not exceed 10 meters. Long-term applying voltage does not exceed the maximum coutinuous operating voltage.