PRODUCT SHOW

IEC Porcelain disc suspensiion insulators

Class Type Fig.NO. Unit spacing (mm) Disc diam-eter (mm) Leak-age dista-
nce (mm)
Rated
E & M failing load
(kN)
Rou-ntine
ten-
sion
load
(KN)
Impact failing load
(mm)
Wet
Power Frequ-aency
With-
stand Voltage
KV
Ling-thing Imp-
ulse
with
stand Volt-
age
KV
Radio Influece Voltage Power-
freg
punc-
ture voltage
(KV)
Test Volt-
age
To
Gro-und KV
Max Riv At 1 MHz V
U40B 1 110 170 190 40 20 5 30 75 7.5 50 90
U40BP 1 110 210 295 40 20 5 35 90 10 50 90
U70BS 3 127 255 295 70 35 6 40 100 10 50 110
U70BL 3 146 255 295 70 35 6 40 100 10 50 110
U70C 2 146 255 295 70 35 6 40 100 10 50 110
U70BLP 3 146 280 440 70 35 6 42 110 10 50 120
U70CP 2 146 280 440 70 35 6 42 110 10 50 120
U100BS 3 127 255 295 100 50 7 40 100 10 50 110
U100BL 3 146 255 295 100 50 7 40 100 10 50 110
U100C 2 146 255 295 100 50 7 40 100 10 50 110
U100BLP 3 146 255 440 100 50 7 42 110 10 50 120
U100CP 2 146 255 440 100 50 7 42 110 10 50 120
U120B 3 146 280 295 120 60 7 40 100 10 50 110
U120C 2 146 280 295 120 60 7 40 100 10 50 110
U120BP 3 146 280 440 120 60 7 42 110 10 50 120
U120CP 2 146 280 440 120 60 7 42 110 10 50 120
U160BS 4 146 280 315 160 60 10 40 100 10 50 110
U160BSP 4 146 330 440 160 80 10 45 125 10 50 110
U160BL 4 146 280 340 160 80 10 42 105 10 50 110
U160BLP 4 146 330 525 160 80 10 45 130 10 50 110
U210B 4 170 330 370 210 105 10 42 110 10 50 120
U210BP 4 170 330 525 210 105 10 45 130 10 50 120