National standard model

Insulator model

Item Number

drawing number

Mechanical failure load kN not less than

Lh electromechanical load test value kN

Nominal structural height H

Insulation nominal diameter D

Minimum nominal creepage distance L

suspension method

Power frequency voltage breakdown voltage kV, not less than

When the power frequency recovery voltage is 2500V (with a gap of 15mm), the arc current is extinguished, and A (effective value) is not less than

Ground wire insulator power frequency discharge voltage (gap 20mm) kV (effective value)

The arc resistance of the electrode shall not be less than

Single piece weight kg

Power frequency current (effective value) kA

Time s

frequency

mm

Inductive current

Capacitive current

upper limit

lower limit

U70C

LXDY-70C

one hundred and thirty-two thousand two hundred and forty-six

fourteen

seventy

fifty-two point five

two hundred and ten

two hundred

two hundred and twenty

overhang

one hundred and thirty

thirty-five

twenty

thirty

eight

ten

zero point two

two

four point seven zero

U70CN

LXDY-70CN

one hundred and thirty-two thousand two hundred and forty-seven

fifteen

seventy

fifty-two point five

two hundred and ten

two hundred

two hundred and twenty

tension-resistant

one hundred and thirty

thirty-five

twenty

thirty

eight

ten

zero point two

two

four point seven zero

U100C

LXDY-100C

one hundred and thirty-three thousand two hundred and six

fourteen

one hundred

seventy-five

two hundred and ten

two hundred

two hundred and twenty

overhang

one hundred and thirty

thirty-five

twenty

thirty

eight

ten

zero point two

two

four point seven zero

U100CN

LXDY-100CN

one hundred and thirty-three thousand two hundred and seven

fifteen

one hundred

seventy-five

two hundred and ten

two hundred

two hundred and twenty

tension-resistant

one hundred and thirty

thirty-five

twenty

thirty

eight

ten

zero point two

two

four point seven zero

U120C

LXDY-120C

fourteen

one hundred and twenty

ninety

two hundred and ten

two hundred

two hundred and twenty

overhang

one hundred and thirty

thirty-five

twenty

thirty

eight

ten

zero point two

two

four point nine zero

U120CN

LXDY-120CN

fifteen

one hundred and twenty

ninety

two hundred and ten

two hundred

two hundred and twenty

tension-resistant

one hundred and thirty

thirty-five

twenty

thirty

eight

ten

zero point two

two

four point nine zero