Our factory
We are professional manufacturer of current transformer ,voltage transformer, Vacuum Circuit Breakers/Recloser,Isolation switches,Dropout Fuse Cut-out,Lightning Arresters,High and Low Voltage Cabinets,Metering Devices,Power Distribution Transformers etc.
General
DFW-12 ~ T-type connecting (European Type) cable branch box (hereinafter referred to as "cable branch box") It is suitable for node connection of ring network connection distribution network in 10kV cable distribution system with three-phase AC 50Hz, rated voltage of 10kV and current of 630A as an urban industrial park, urban residential district, urban business center, mining area, steel, automobile, petroleum, chemical industry, cement, and other large enterprises and other occasions.
This product complies with GB / T11022 "common technology of high voltage switchgear and control equipment standards", GB1033 1 - 3 basic technical requirements for power cable accessories with rated voltage below 35kV.
Model And Meaning
Normal Service Conditions
1. Altitude: Less than or equal to 1000 meters
2. Ambient Temperature: Upper limit +55˚C, The average value measured within 24h shall not exceed 35˚C, and the lowest ambient air temp -15˚C;
3. Humidity conditions:
Average daily relative humidity: ≤ 95%
The average daily water vapor pressure does not exceed 2.2kPa
Average monthly relative humidity: ≤ 90%
The average monthly water vapor pressure does not exceed 1.8kPa
4. The surrounding air shall not be obviously polluted by dust, smoke, corrosive and/or flammable gases, water vapor or salt mist etc.
5. When the equipment is installed, the inclination from the vertical plane should not exceed 5˚C.
6. The equipment should be installed in a place free from severe pulling and impact.
Note: Users can negotiate with our company for special requirements.
Technical Parameters
| Item |
Unit |
Item |
Unit |
| Rated Voltage |
|
Connection Point Resistance |
40μΩ |
| Rated Working Voltage |
|
Conductor Working Temperature |
≤ 95ºC |
| Rated Current |
|
Partial Discharge |
≤10pc/15kV |
| Rated Frequency |
|
Moisture Test |
11kV/100h |
| Rated Thermal Stability Current |
|
Suitable For Cable Type |
XLPE |
| Rated Dynamic Stability Current (Peak Value) |
|
Suitable For Cable Section |
25 - 400mm2 |
| Power Frequency Withstand Voltage |
|
Suitable For Ambient Temperature |
-40ºC - 55ºC |
| Lightning Impulse Withstand Voltage |
|
Suitable For Altitude |
≤ 3000m |
Outline Dimension And Structure
Our Customer
Our customers are located all over the world.
Test Reports
All products have undergone professional testing and certification.
Photos of Product
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