DFW series 12kV High Voltage Cable Branch Box
Service conditions of The XL low-voltage distribution box
|nominal voltage||12kV||Joint resistance||40 y Q|
|rated current||630A||Conductor operating temperature||W95P|
|rated frequency||50Hz||partial discharge||Wl0pc/13kV|
|Rated thermal stable current||20kA/3s||moisture test||11kV/100h|
|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|
|9||Rated breaking capacitor current||A||45|
|10||Rated breaking inductor current||A||16|
|11||Full load breaking times||>100|
|12||Number of operation of switching machinery||2000|
- easy installation ,operation conveniently ,no need of preventive maintenance,small covering area
- it is used by stainless steel or metal steel board ,which thickness is 2mm
- Anti-corrosion & with special Spray-painting artworks so its usage life can be more than 30 years.
- It can be used in some harsh environments like high or lower temperature ,some dust area
- Fully sealed structure,without insulation distance, its high voltage electric parts is with EPDM Prefabricated cable connector or use silicon rubber for people safety.
- Its cables can be splitted into be 7 branches to work together with SF6 loading switches ,this can 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 trouble very quickly
- cheaper cost ,save cable
- this product cover very small room to save money
- Its cable connectors comply with IEEE386 standard,all cables are suitable for cross linking polyethylene insulated cables.
- As for 200Amp cable connector ,its diameter is 35-185mm2 cable
- The diameter for 600A cable connector is 25-500mm2
- we accept OEM & ODM, our company can develop and produce this products as customers special requirements.