Type of insulator

Rated Electromechanical Failure Load (kN)

70

90

100

120

134

160

210

240

300

420

550

700

840/760

AC

Ordinary type

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Bell type

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Straw hat type

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Double umbrella type

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Triple umbrella type

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DC

Bell type

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Straw hat type

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Double umbrella type

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Triple umbrella type

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