Medium Voltage 20/24 kV (5kA), HTV silicone rubber metal oxide Surge Arresters without gaps, type UNS2110AVDV1A CPS, capable for outdoor installation. The Surge Arresters are manufactured by Cooper Power Systems in collaboration with STALCO S.A. and according to the PPC Technical Description ND-177/28.01.2012.
They are installed and operating successfully in the Greek Power Grid.
Rated Voltage |
|
21 kV |
Continuous Operating Voltage |
|
17 kV
|
Nominal Current Impulse, (peak) 8/20 μs |
|
5 kA |
Residual Voltage at Nominal Discharge Current |
|
62,4 kV
|
Residual Voltage at Steep Current Impulse 1/10 μs |
|
65,4 kV |
High Current Impulse 4/10 μs |
|
65 kA |
Long Duration Current, peak |
|
75 A, 1000 μs |
Insulation Withstand of the Arrester Housing at Lightning Impulse Voltage (peak) 1.2/50 μs |
|
136 kV |
Insulation Withstand of the Arrester Housing at Power Frequency Voltage, dry 1 min.
|
|
86 kV |
Insulation Withstand of the Arrester Housing at Power Frequency Voltage, wet 1 min.
|
|
75 kV |
Insulator Type
|
|
100 % Silicon Rubber |
Creepage Distance
|
|
698mm |
Bending Strentgh |
|
100 Nm |
PPC Product Code |
|
441000041 |
13 Str Nikitara, Chalandri P.C. 15123
+30 210 6824538
+30 210 6824661
+30 210 6826256
1st Industrial Area of Volos, P.C. 38500
+30 24210 95102
+30 24210 95124
+30 24210 95403
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