Surge arrester

Surge arrester

500kV porcelain housing Zinc Oxide arrester













ModeThe factory codeLightning arrester rated voltage kV RMSLightning arrester system nominal voltage is kV RMS

Continuous  operating voltage of arrester kV RMS

DC reference voltage kV is not less than 1mA

Impulse current  residual kV is not c than  peak

Nominal current impulse residual voltage kV is not  hollow insulator than  peakSteep impulse current residual kV is not hollow  insulator than  peak

2ms square wave  through flow capacity of A 20  peak

Nominal creepage  distance mm

Weight  kg

Remarks
Y20W1-420/1006W62802420500318565825100611061500153001213海拔2000m以下
Y20W1-444/1063W62884444500324597871106311601500153001213海拔2000m以下
Y20W1-468/1166W62884*468500330630918112012551500153001213海拔2000m以下
Y20W1-420/1006W62802*420500318565825100611062000153001229海拔2000m以下
Y20W1-444/1063W62884*444500324597871106311602000153001229海拔2000m以下
Y20W1-468/1120W62884*468500330630918112012552000153001229海拔2000m以下
Y20W1-420/1006W62887420500318565825100611062500180001722
Y20W1-444/1063W62886444500324597871106311602500180001722
Y20W1-468/1166W62886*468500330630918112012552500180001722
Y20W1-420/1006W62888420500318565825100611061500189001485
Y20W1-444/1063W62889444500324597871106311601500189001485
Y20W1-468/1166W62889*468500330630918112012551500189001485
Y20W1-420/1006W62888*420500318565825100611062000189001485
Y20W1-444/1063W62889*468500330630918112012552000189001485
Y20W1-468/1166W62889*468500330630918112012552000189001485



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