Surge Protection Device Arresters

China 
                        Surge Protection Device Arresters
                      manufacture and supplier

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Quick Details

Surge Protection Device Arresters

Yongde

ISO9001

ZnO

Cuboid

High Voltage

Large

Substation

Parallel Arrester

Zinc Oxide Arrester

Metal Oxide Surge Arrester

Single

500kv

Brown

Kema

YONGDE

by Wood Carton

IEC60099-4

China

85354000

Product Details

550kv AC System Gapless Metal Oxide Surge Arrester (Y20W5-444)

Parameters:
Rated voltage: 444KV
Nominal discharge current: 20KA
Shed diameter: 412/380
Creepage distance: 17052mm
Height: 5824mm
Gross weight: 1355kg
High current impulse: 120KA
Lightning impulse withstand 1425KV
Switching impulse withstand: 1050/1175

Type Nominal System Voltage Rated Voltage Continuous Operating Voltage MRV under 1/5 μ s Steeo Discharge Current  MRV under 8/20 μ s Lightning  Discharge Current  MRV under 30/60 μ s Operating  Discharge Current  Minmum Reference Voltage under 1 mA DC 4/10 μ s High Current Impulse Twice (KA) 2mS SW through-flow capacity A/18 Line Discharge Class
10KA 20KA 10KA 20KA 0.5KA 2KA
Y10W5-420/960 500 420 318 1075   960   852   565 100 1500 4
Y20W5-420/1046 500 420 318   1070   1046   858 565 100 2000 5
Y10W5-444/1015 500 444 324 1137   1015   900   597 100 1500 4
Y20W5-444/1106 500 444 324   1238   1106   907 597 100 2000 5
Y10W5-468/1070 500 468 330 1198   1070   950   630 100 1500 4
Y20W5-468/1166 500 468 330   1306   1166   956 630 100 2000 5

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