Product Overview
DFW□-12 cable branch box (outdoor opening and closing station) is a standard inflatable outdoor ring main unit developed and produced by the company using foreign excellent technology, according to the characteristics of China's regional distribution network and the actual situation of urban distribution network cable transformation.
DFW□-12 Cable Branch Box (Outdoor Switching) adopts HRM16-12/24 series SF6 fully sealed and fully insulated ring network switchgear, which has the advantages of modular, scalable, fully insulated, fully sealed, safe and reliable, maintenance-free, etc., suitable for any harsh environment, and is widely used in industrial parks, residential areas, streets, airports, various buildings, bustling commercial centers and other places.
DFW□-12 Cable Branch Box (Outdoor Opening and Closing Station) Standard voltage level 12kV, 24kV, can expand the distribution network automation function, realize the intelligence of the ring main unit, and make the power grid stronger and smarter.
Normal Use Environment
1. Ambient temperature: temperature +50°C, low temperature -40°C, daily average temperature not exceeding 35°C;
2. Relative humidity: the daily average value does not exceed 95%, and the monthly average value does not exceed 90%;
3. Wind speed: no more than 35m/s;
4. Pollution level: grade III;
5. Seismic intensity: 8 degrees;
6. Ground inclination: no more than 3 degrees;
7. Installation location: Installed in a place where there is no fire, explosion or violent vibration, good ventilation and no corrosive gas.
8. When the equipment is installed at an altitude of more than 1000 meters, it needs to be specially indicated, so that the company can adjust the SF6 pressure during manufacturing.
9. If particularly harsh conditions are involved, please be sure to consult the company.
Functions and Features
1. Prefabricated live touchable silicone rubber cable head, fully sealed, fully insulated, maintenance-free, and reliable to ensure personal safety;
2. Compact structure, small and beautiful appearance, stainless steel double-layer box;
3. On the premise of not affecting the operation of the main network, realize regional power outage maintenance and reduce the scope of power outage;
4. It can be equipped with one or more SF6 load switches. The wiring methods are flexible and diverse, and the distribution of wires can reach up to 8 circuits;
5. Arrester, short-circuit fault indicator, current limiting fuse, etc. are optional to meet various requirements of users.
