タイトルまたは説明

Our company specializes in producing 0.*8~**0kV AC system metal oxide surge arresters and electric railway surge arresters with porcelain and polymeric housing for protection against over-voltage damage, meanwhile we are producing surge arresters used for special condition and area. Service condition: 1) Ambient temperature: **0?C ~ **0?C 2) Altitude: up to 1,**0m 3) Maximum wind velocity: *5m/s 4) Earthquake intensity: 7 degrees, 0.3g 5) Note: any severer condition, please specify Standard applied: IEC******4 Type test report: issued by KEMA or CNAL member Polymer coat with casting