Universal code

U530B/240

Model of power and electrical insulators

LXP-550

(mm) nominal diameter D

three hundred and eighty

(mm) Structure height H

two hundred and forty

(mm) nominal creepage distance L

six hundred

(mm) Connection type

thirty-two

(kN) Mechanical failure load

five hundred and thirty

(kN) Individual tensile load test

two hundred and sixty-five

(kV) Power frequency wet withstand voltage

fifty-five

(kV) Lightning impulse withstand voltage

one hundred and forty

(P.U) Impulse breakdown voltage

two point eight

(kV) Power frequency breakdown voltage

* 130

(µ V) Radio interference (10kV, 1MHz)

fifty

(kV) Visible corona foot/cap

18/22

Power frequency arc test

0.12s/20kA

(kg) Net weight of insulator single piece

twenty-one point five