U-type busbar system 15kV 630A
Product Description
1. Introduction of the top extension busbar cross connector
The shielded U-shaped busbar is suitable for 15(24)kV/630(1250)A electrical system, as a busbar connection between sectional cabinets or lifting cabinets. This product adopts a fully shielded, fully sealed and fully insulated structure design. The connecting sleeve conforms to the C-type external dimensions in the EN50180&50181 standard, and the product performance meets IEC60502, IEC61442, and GB/T12706.
2. Electrical performance parameters of the top extension cross busbar connector
parameter |
unit |
The numerical |
The rated voltage |
kV |
15 |
Rated current |
A |
630/1250 |
Rated frequency |
Hz |
50 |
Power frequency withstand voltage |
kV |
39 |
Partial discharge |
pc |
≤10 |
Impulse voltage |
kV |
95 |
Blocking resistance |
Ω |
≤5000 |
Applicable casing type |
|
C |
The environment temperature |
℃ |
-400~400 |
The altitude |
m |
≤1000 |
3. Product characteristics and application of top extension bus bar connector
1) Top extension bus connector are made of non-toxic, tasteless, safe and environmentally friendly silicone rubber. The material has good insulation performance, corona resistance and electrical trace resistance, can strengthen the adaptability of cable accessories to electrical system fluctuations;
2) at the same time the surface is covered with a layer of semi-conductive shielding layer, in normal operation or good grounding, even if the operator contact the surface of the product, it will not cause injury to personnel and equipment damage, greatly improving the safety and power supply reliability of the equipment in use.
3) The inner connecting conductor is made of T2 pure copper, which has excellent electrical conductivity, thermal conductivity and good corrosion resistance.
4) the top extension bus connector is widely used in box substation, box ring cabinet, inflatable cabinet and cable branch box and other equipment cabinet with European standard bushing. It has the characteristics of small size, light weight, safe and reliable, convenient combination and so on. Suitable for various power distribution network applications. And flexible disassembly, full airtight, full insulation, full protection, maintenance-free, anti-flooding, anti-pollution.
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