Menu
For the 20-24kV cable connections in power systems, new energy power generation, and industrial production auxiliary power supply systems, the selected cables are of special types that are resistant to radiation and high temperatures. They possess excellent electrical stability and reliability, meeting the stringent protection requirements of nuclear power scenarios and ensuring the safe operation of auxiliary equipment.
| Property | Parameter | Evaluation |
| Power frequency dry-state withstand voltage (kV/5min) | 54 | No lash and breakdown |
| Power frequency damp-state withstand voltage (kV/5min) | 54 | No lash and breakdown |
| Power frequency long-time withstand voltage (kV/4h) | 48 | No lash and breakdown |
| Surge withstand voltage (kV/1.2/50μs±10次) | 125 | No breakdown |
| DC withstand voltage (kV/15min) | 96 | No lash and breakdown |
| Part discharge (kV:pc/1.5uo) | 10 | Pass |
| For cable cross section (mm²) | Indoor termination kit | Outdoor termination kit | Straight through joint | |||
| Single core | Three cores | Single core | Three cores | Single core | Three cores | |
| 35,50,70 | NRSY-20/1.1 | NRSY-20/3.1 | WRSY-20/1.1 | WRSY-20/3.1 | JRSY-20/1.1 | JRSY-20/3.1 |
| 95,120,150 | NRSY-20/1.2 | NRSY-20/3.2 | WRSY-20/1.2 | WRSY-20/3.2 | JRSY-20/1.2 | JRSY-20/3.2 |
| 185,240,300 | NRSY-20/1.3 | NRSY-20/3.3 | WRSY-20/1.3 | WRSY-20/3.3 | JRSY-20/1.3 | JRSY-20/3.3 |
| 400,500,630 | NRSY-20/1.4 | NRSY-20/3.4 | WRSY-20/1.4 | WRSY-20/3.4 | JRSY-20/1.4 | JRSY-20/3.4 |
For more detailed information about our products, please feel free to contact us for a quote.
We offer customized solutions specifically built to meet your exact specifications, environment and performance goals.
© 2025 ZHEJIANG LANGDAO ELECTRIC CO., LTD All Rights Reserved
