Standard Disc-Shaped Suspension Toughened Glass Insulators

Standard Disc-Shaped Suspension Toughened Glass Insulators

Used in HV and EHV AC/DC transmission lines for insulation and conductor suspension; assembled into insulator strings for various voltage classes.
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Detailed Description

Standard Glass Insulators — Specifications

Mechanical and dimensional data by model.

Model Rupture load
(kN)
Diameter
(mm)
Spacing P
(mm)
Creepage
(mm)
U40B 40 175 110 190
U70BS 70 255 127 320
U70BL 70 255 146 320
U100BS 100 255 127 320
U100BL 100 255 146 320
U120BS 120 255 127 320
U120BL 120 255 146 320
U160BS 160 280 146 400
U160BM 160 280 155 400
U160BL 160 280 170 400
U210B 210 280 170 400
U240B 240 280 170 400
U300B 300 330 195 485
U420B 420 380 205 550
U530B 530 380 240 600
U550B 550 380 240 600

Fittings and Unit Weight

Model Connection Lock pin Weight
(kg)
U40B 11 W 2
U70BS 16 W 3.8
U70BL 16 W 3.85
U100BS 16 W 4.1
U100BL 16 W 4.2
U120BS 16 R 4.2
U120BL 16 R 4.3
U160BS 20 R 6.3
U160BM 20 R 6.4
U160BL 20 R 6.7
U210B 20 R 7
U240B 24 R 7.5
U300B 24 R 10.7
U420B 28 R 14.8
U530B 32 R 19.2
U550B 32 R 19.2