1、overview
Green, environmental protection is the common pursuit of today's human society. SF6 gas, as one of the six greenhouse gases, has been widely concerned by people from all walks of life. China has taken the implementation of energy conservation and emission reduction as a national policy of sustainable development, how to make up for the shortcomings of SF6 inflatable cabinet, has become the power industry must face the problem and social responsibility.
China Railway Electric is committed to air insulation, simple structure, low cost as the goal. The use of mature technology, set the collective wisdom of domestic experts, cleverly designed cabinet width 375/400/450 mm, rated current 630A, breaking current 25kA, with visible fracture vacuum ring network cabinet, the purpose is to replace the sulfur hexafluoride cabinet maintenance in the future.
Our ability is not only in product manufacturing, we have experience in the whole integrated project, our services to users and project management, providing integrated solutions. We are willing to analyze with our customers, for our customers and development, according to the needs of customers to take the corresponding flexibility, to provide our customers with system solutions.
2、Normal service condition
High temperature +40C°(average within 24 hours ≤35C°)
Low temperature -25 C°
Sea wave height ≤1000m
Daily average relative humidity ≤0.95
Monthly average relative humidity ≤0.90
Installation site indoor
Special service conditions
If the device needs to be allowed in a special or harsh environment, please
Manufacturer and supplier consulting.
3、Structural characteristics
※This product is the domestic 375 wide air insulated switchgear. (Rated current 1250A)
※Small size is not the pursuit, the replacement of sulfur hexafluoride cabinet is the purpose
※This product series is complete, including circuit breaker cabinet, load switch cabinet, load switch - fuse combination electrical cabinet
※This product protection grade is IP41, high and low temperature test for 48 hours
※This product has obvious visible fracture, grounding switch JN15
※Modular spring mechanism composed of VS1 components has stable output power and reliability
※Fuses - Combined electrical components are versatile and low cost
