High Voltage Dfw Cable Branch Box
It is a kind of cable chemical equipment widely used in power distribution network system in recent years.The main featu
|As standard drawing
Product DescriptionIt is a kind of cable chemical equipment widely used in power distribution network system in recent years.The main features are two-way door opening and using butt sleeve as connection bus,small length, clear cable arrangement, three - core cables do not need a long span cross
The cable joints used are in accordance with DIN47636 standard, and the cable joints are usually fixed with 630A bolt of rated current.
|Relative humidity of ambient air(within 24h)
|Monthly average relative humidity
|Shockproof level(horizontal acceleration)
|Shockproof level(Vertical acceleration)
|Slope of installation site
|dynamic stable current
|Thermal stabilized current
|power frequency withstand voltage(1min)
|The dc withstand voltage(15min)
|Lightning shock resistance
|Protection grade of box body
DFW series high voltage cable branch box is widely used in 33KV ,24KV,11KV node connection of cable system .It is main electrical equipment for the cable to be assembled and separeted from the outlet of the switchgear . Cable branch box adopts imported high grade rubber insulated tight insulation without naked live parts .Its switch is SF6 insulated load switch .
DFW cable branch box is designed for outdoor maintenance free operation, safe and reliable and its protection degree reaches IP933. The underground branch connector is antiflood .It is widely used in urban industrict,residential district .commercial center,mining area ,large scale enterprises such as steel, automobile, petroleum ,chemical industry ,cement ,and other occasions ,It is particularly suitable for urban power grid reconstruction project ,which can greatly save the investment of electrical equipment and cables, and improve the reliabililty of power supply .
This equipment complies with the requirements of standard IEC62271-200,IEC62271-100 etc.
- Small size , compact structure,easy to install and operate;
- Stainless steel or metal steel board ,which thickness≥2mm
- Anti-corrosion & with special Spray-painting artworks;
- Usage life more than 30 years ;
- It can be used in some harsh environments like high or low temerature, some dust area;
- Fully sealed structure, without insulation disrance;
- High voltage electric parts with cable connector or use sillcon rubber for people safely ;
- With zno arrester ;
- Its cables can be splitted into be 7 branches to work together with SF6 loading switches to reach net power-supplying;
- The cable connector can be used as switch ,it can be on or off with loading ,The max on-off voltage can reach 200Amp;
- After fix the fault indicator ,user can test circuit fault very quickly;
- Cheaper cost ,save cable ;
- Cable connectors comply with IEE386 standard, all cables are suitable for cross linking polyethylene insulated cables.
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