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27.5kV prefabricated indoor terminal
27.5kV prefabricated indoor terminal
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Application areas:
It is used in 27.5kV traction power supply systems for electrified railways, installed on the indoor end of 27.5kV single-phase AC cross-linked polyethylene insulated cables to achieve electrical connection with indoor high-voltage electrical appliances or equipment.
Product Description
- 1. The product performance meets the requirements of GB/T28427-2012 standard.
- 2. Made with high-quality imported liquid silicone as the base material and molded using high-temperature and high-pressure injection molding process, the product has excellent properties such as high elasticity, high tear resistance, aging resistance, corona resistance, and creepage resistance; the optimized structural design and excellent installation process meet the requirements of the special power supply environment and operating characteristics of electrified railways.
- 3. After properly handling the cable body as required during installation, push the terminal body firmly into the installation position.
Product Parameters
| Implementation Standards | GB/T28427-2012 |
| Rated voltage U0 (kV) | 27.5 |
| Power frequency withstand voltage (5min) (kV) | 124 |
| Impact withstand voltage (kV) | 250 |
| Partial discharge level (pC) at 48kV | ≤5 |
| Prefabricated terminal body creep distance (mm) | ≥900 |
| Applicable cable cross-section (mm2) |
150/185/240/300/400 |
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