U70B HV Standard Suspension Disc Type Toughened Glass Insulator
U70B HV Standard Suspension Disc Type Toughened Glass Insulator image
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Basic Info.
Product Description
Molde ID | Fig | Electro mechanical failing load(kn) | Nominal Diameter | Nominal Height | Nominal Creepage Distance | Coupling Size (mm) |
Power-frequency (Wet) |
Lightning impulse withstand voltage | Power-frequency puncture voltage(kV) | Radio interfere | Net Weight (Kg) |
U40B | 1-3 | 40 | 178 | 110 | 190 | 11 | 25 | 50 | 90 | 50 | 2.1 |
U70BS | 1-3 | 70 | 255 | 127 | 320 | 16 | 40 | 100 | 130 | 50 | 3.5 |
U70BL | 1-3 | 70 | 255 | 146 | 320 | 16 | 40 | 100 | 130 | 50 | 3.6 |
U100BS | 1-3 | 100 | 255 | 146 | 320 | 16 | 40 | 100 | 130 | 50 | 4 |
U120B | 1-3 | 120 | 255 | 146 | 400 | 16 | 40 | 100 | 130 | 50 | 4 |
U160BS | 1-3 | 160 | 280 | 146 | 400 | 20 | 45 | 110 | 130 | 50 | 6.5 |
U160BM | 1-3 | 160 | 280 | 155 | 400 | 20 | 45 | 110 | 130 | 50 | 6.6 |
U160BL | 1-3 | 160 | 280 | 170 | 400 | 20 | 45 | 110 | 130 | 50 | 6.7 |
U210B | 1-3 | 210 | 280 | 170 | 400 | 20 | 45 | 110 | 130 | 50 | 7.2 |
U240B | 1-3 | 240 | 280 | 170 | 400 | 20/24 | 45 | 110 | 130 | 50 | 7.2 |
U300B | 1-3 | 300 | 320 | 195 | 485 | 24 | 50 | 130 | 130 | 50 | 10.6 |
U420B | 1-3 | 420 | 360 | 205 | 550 | 28 | 80 | 140 | 140 | 50 | 16 |
U550B | 1-3 | 550 | 380 | 240 | 600 | 32 | 55 | 140 | 140 | 50 | 21. |
- Application: Suitable for transmission and distribution lines.
- Advantage: The surface of glass insulator has high mechanical strength, and the surface is not easy to crack and the aging speed is slow, no need to measure insulation resistance during operation, low operation and maintenance cost.
- Applicable Standard: IEC, GB, BS, ANSI, AS or Customer’s requirement.
- The product model is in accordance with GB/T 7253-2005 and JB/T 9683-2012 (IEC60305:1995, MOD).
- The connection structure shall comply with GB/T 4056-2008 (IEC60120:1984, MOD) and BS 3288 Part III. According to customer requirements, the locking pin can be either W pin or R pin. Unless otherwise specified, U70~U120 adopt W pin, others adopt R pin.
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