DFW–12 series outdoor ring network cabinet is an air filled outdoor ring network cabinet developed and produced by the company according to the characteristics of regional distribution network in China and the actual situation of urban distribution network cable transformation.
DFW–12 series outdoor ring network cabinet adopts srm15-17 / 24 series 5F6 fully sealed fully Insulated ring network switchgear, which has the advantages of modularization, expandability, full insulation, full sealing, safety and reliability, maintenance free, and is suitable for any harsh environment, widely used in industrial parks, residential areas, streets, airports, various buildings, prosperous commercial centers and other places.
DFW–17 series outdoor ring network cabinet has standard voltage levels of 12ky and 24KV, which can expand the distribution automation function, realize the intelligence of ring network cabinet, and make the grid stronger and smarter.
- ambient temperature: maximum temperature +50°C, minimum temperature -40 °C, maximum daily average temperature no more than 35°C; relative humidity: the daily average value shall not exceed 95%, and the monthly average value shall not exceed 901
- wind speed: no more than 35m / 5.
- pollution level: Level Ill
- Seismic intensity: degrees;
- ground inclination: no more than 3 degrees;
- installation site: it is installed in a place without fire, explosion or violent vibration, good ventilation and corrosive gas.
- Special conditions
- when the equipment is installed at an altitude of more than 1000m, it needs to be specially noted, so that the company can adjust the SFL pressure during manufacturing.
- If special adverse conditions are involved, please consult the company.
- high security
- all live parts are sealed in SF6 gas box to realize full sealing and full insulation:
- mechanical interlock meeting the five prevention requirements to prevent misoperation:
- the incoming and outgoing cables are fully insulated, fully sealed and touchable to ensure personal safety to the greatest extent;
- The box is equipped with air pressure monitoring device to realize the real–time monitoring of air pressure during the operation period;
- the explosion–proof pressure relief device is set under the back of the gas box, which has passed the internal combustion arc test of the authority.
- Rexible scheme
- ble incoming and outgoing lines, which can realize left, right and down incoming (outgoing) lines; The combination mode is flexible, and all units can realize any combination and unlimited expansion; Adopt built–in bus expansion mode to fully meet the requirements of usability, economy and aesthetics;
- the design scheme is flexible and can meet the requirements of the user’s site.
