H.V. A.C.porcelain type SF6 gas circuit breakers, with voltage from 40.5kV and rated current up to 4000A, manufactured by our company, are provided with three kinds of operating mechanism.
2. Normal Service Condition
2.1.Altitude:≤3000m
2.2.Humidity monthly:≤90%
2.3.Max .wind velocity:≤35m/s
2.4.Pollution class:Ⅲclass,IV class
2.5.Ambient air temperature:-35℃~40℃(It’s satisfied under condition of -40℃ in heavy cold area)
2.6.Max .temperature difference daily: 25K
2.7.Earthquake withstand density:8 degree
2.8.Ice coating: ≤10mm
2.9.Max. radiance from sun: 1000 W/m2
Note: When product is used under the condition out of above range, user and manufacturer shall consult to confirm.
3. Factory
4. Delivery
5. FAQ
1. The lead time depend on quantity of order. Some standard type is on stock. Otherwise, it will take 3-15 days.
2. Usually shipped by sea, small order or urgent order we can send you by air.
3.Generally we promise one - two years quality guarantee, some products will be extended longer time for life span.
4. For tender cooperation, it is welcome to discuss the detail in between.