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Glass insulator——U70B
Glass insulators are high-quality electrical components designed for high-voltage power transmission and distribution systems. Featuring excellent insulation performance, high mechanical strength and superior weather resistance, they can withstand harsh outdoor conditions such as strong wind, heavy rain and extreme temperature.
Product Details & Specifications
With stable chemical properties and anti-aging characteristics, glass insulators ensure safe power transmission, reduce operational risks, and provide long-term, reliable service for power infrastructure.
Key Features
- High mechanical strength and thermal stability.
- Excellent dielectric properties.
- Zero spontaneous breakage rate ensuring long-term reliability.
Technical Specifications
| Product Model | U70B/140 | |
|---|---|---|
| Main | D | 255 |
| Dimension mm | ||
| H | 140 | |
| Creepage Distance mm | 320 | |
| Socket Soupling mm | 16 | |
| Mechanical Failing Load KN | 70 | |
| Mechanical Routine Test Kn | 35 | |
| Wet Power Frequency | 40 | |
| Withstand Vol KV | ||
| Dry Lightning Impulse | 100 | |
| Withstand Vol KV | ||
| Impulse Puncture Voltage P.U | 2.8 | |
| Power Frequency Puncture Vol | 130 | |
| Radio Interference Voltage UV | 50 | |
| Corona Visual Test kV | 18/22 | |
| Power Frequency Electric Arc | 0.12s/20Ka | |
| Voltage | ||