Polymer Surge Arrester

5kA Series
"Arrester
type" "Rated voltage
Ur (kV)" "Max. continues
operating voltage" Residual Voltage (kV)
as per IEC as per ANSI/IEEE 1/10 µs Steep current impuse 8/20µs Lightning current impulse 30/60µs Switching current impulse
Uc (kV) MCOV (kV)
YH5W-3/9 3 2.4 2.6 11.3 9 8.9
YH5W-6/18 6 4.8 5.1 20.5 18 16
YH5W-9/27 9 7.2 7.7 31 27 24
YH5W-10/30 10 8.0 8.4 34.1 30 26.6
YH5W-11/33 11 8.8 9.3 38 33 29
YH5W-12/36 12 9.6 10.2 41.5 36 30.6
YH5W-15/45 15 12.0 12.7 52 45 38.3
YH5W-18/54 18 14.4 15.3 62 54 46
YH5W-21/63 21 16.8 17.0 72.5 63 53.5
YH5W-24/72 24 19.2 19.5 82.5 72 61.2
YH5W-27/81 27 21.6 22.0 93.2 81 69
YH5W-30/90 30 24.0 24.4 104 90 80
YH5W-33/99 33 26.4 28.0 113.8 99 84.2
YH5W-36/108 36 28.8 29.0 124.2 108 91.8

Polymer Surge Arrester