DENGGAO ELECTRIC CO., LTD.  

Product Name: Gw9 High Voltage Outdoor Disconnector Switch Isolating Switch Model NO.: GW9-12 Structure of Operating: Electric Number of Poles: Three Pole Movement Mode: Horizontal Rotary Type Grounding Mode: Grounding Operation: Electric Installation: Outdoor High-voltage Structure: Three-column Disconnector Type: High-voltage Trademark: DGG Transport Package: Export Box Origin: China HS Code: 853530900 Product Description GeneralThe "(H)GW9-12" outdoor high voltage switch equipment of single phase AC 50Hz.The product is suitable for power system with rated voltage 10kV to make or break power supply under circumstances of with voltage and no load.The isolator is adopts isolated hook rod to operate.Model &DefinitionService conditions1.The altitude does not exceed 1000m.2.The ambient air temperature:Maximum:+40ºC;Minimum:-30ºC,Paramos:-40ºC3.The wind pressure does not exceed 700Pa.(corresponding to 34m/s wind speed).4.The earthquake intensity does not exceed 8 degrees.5.The working situation hasn't frequent violent vibration.6.The installation site of ordinary type isolator should be kept away from gas,smoke chemical deposition,salt-spray fog,dust and other explosive and corrosive maters that affect seriously insulation and conduction capability of the isolator.7.Pollution-proof type isolator is applying to severe filthy conduction area;however,it shouldn't be any explosive matters and matters causing fire.Technical parametersNo.ItemUnitData1Rated frequencyHz502Rated voltagekV123Rated currentA630(1250)4Rated short-time withstand current and durationkA/s20(25)/45Rated peak withstand currentkA50(63)6Rated short-time power frequency withstand voltageInterphase, to earth(dry)kV/min42/1Interphase, to earth(wet)30/1Break(dry)48/1Break(wet)36/17Rated lightning impulse withstand voltageInterphase, to earthkV75Break858Circuit resistanceμΩ≤809Machanical lifeTimes300010Pollution gradee class11Creepage distancemm≥372Note: If altitude over than 1000m, the rated insulation level should be modify as appropriate.