数ブラウズ：0 著者：マンシー・リー 公開された： 2023-04-04 起源：Zhongshan Yishang Metal Products Co., Ltd
*YISHANG Customized cable branch box is outdoor design, fully sealed structure, the protection class of the cabinet can reach IP33.
*The cable joint bracket is made of stainless steel, and the external form is made of 2mm high-quality stainless steel plate.
*The inner part of the box is divided into bus room and cable bin by the cable warehouse roof.
*The bus room is a sealed room enclosed by 2mm steel plate.
*The cable joint bracket is located at the upper part of the bus room to support the bushing, which is used to fix the cable joint.
*The interphase distance of the cable joint is 180mm.
*For the arrester type, the arrester is installed at the end of the cable connector.
*In addition, the short circuit indicator and live display are also installed in the bus room. All live parts of bus room are treated with strict silicone rubber insulation.
*The cable warehouse is located in the lower part of the bus room, which is the channel for cable entry and exit. There are cable fixing clamps and grounding terminals in the warehouse.
| project | data | project | data |
| nominal voltage | 12kV | Joint resistance | 40 μΩ |
| rated current | 630A | Conductor operating temperature | <95ºC |
| rated frequency | 50Hz | partial discharge | ≤l0pc/13kV |
| Rated thermal stable current | 20kA/3s | moisture test | 11kV/100 pass |
| Rated dynamic steady current (peak) | 50kA | Applicable cable type | XLPE |
| power frequency withstand voltage | 45kA/1min | Applicable cable section | 25°C~4 00°C |
| Lightning shock withstand voltage | 105kV | Applicable ambient temperature | -40P~+50°C |
| Applicable altitude | <3000m |
