Sf6 Type Circuit Breaker Lw8-40.5 Outdoor Circuit Breaker

Basic Info.Model NO.LW8-40.5Breaking CapacityHigh Voltage Circuit BreakersOperation Electric Type SpeedNormal Type Circuit BreakerArc-extinguishing Medium SF6 InstallationOpen FrameStructureSf6 Circuit BreakerPoles Number3TypeCircuit BreakerFunctionCircuit-Breaker Failure ProtectionCertificationISO9001-2000, CCCTrademarkYIFATransport PackageWooden Case or PalletOriginChinaHS Code8535210000Product DescriptionProduct Photos Product Description  LE8-40.5(G)-CJ  Overhead  type hnob insulator mode outdoor high-voltage alternating-current SF6 circuit breaker is an outdoor  installed control and protection equipment for three-phase high-voltage transmission and transformation system of AC40.5Kv that takes SF6 gas as the fire extinguishing  and insulatingmedium.It can be used to make  and break rated current and fault current,throw in and cut off capacitor bank,change over lines especially suitable for frequent operation.it also can be used as interconnecting circuit breaker.This circuit breaker is in accordance with IEC high-voltage  alternating-current circuit breaker and GB1984 High-voltage alternating-current circuit  breaker Product ParametersMain Technical ParametersItem UnitParameter  Rated voltage KV40.5Rated insulation levelLightning impulse withstand voltage(peak)KV185/215*1min line frequency withstand voltage(effective value)KV95/119*Rated currentA16003150Rated breaking current of capacitor bankA400Rated frequency 500Rated stort circuit dropt currentKV2531.5Rated short time withstand currentKV6380Open circuit times of rated short circuit droupt currentKV2531.5Open circuit times of rated short circuit dropout currentKV6.37.9Rated short circuit close current 6380Open circuit times of rated short circuit droput current times2520Mechanical lifetimes5000Rated operating sequence O-0.3S-  CO-180S-  COOpening time (at rated operating voltage)s≤0.06Closing tim(at rated operating voltage)s≤0.1Rated short-connected times≥0.12Full-breaking times≤0.078Rated pressure of SF6 GAS(20ºC gauge pressure)mpa0.45AllowableSupply pressure of SF6 gas (20ºC gauge pressure)mpa0.42Locking oressure of SF6 gas (20ºC gauge pressure)mpa0.40Gas leakage rate%/year≤1Water content of SF6 gas (20ºC gauge pressure)ppm(v/v)150     10-6CertificationsPackaging & Shipping Company ProfileFAQ1.Q: Are you manufacturer?    A: Yes, we are manufacturer. Our factory is in Wenzhou City, Zhejiang  Province. 2.Q: Can I get guarantee of products?    A: Yes, every product is 1 year quality warrantee under customer correct using the products. 3.Q: Do you have any Certificate?    A: Yes. Each of our unit has CCC certificate. All the electric parts with CE certificate, If you need any other Certificate, we can help you to get it. 4.Q: How to buy it? What about the delivery?    A: Please contact me by email or online, let me know your situation, I will give you professional solution.We have shipping agent can choosing the cheapest and fastest delivery. FOB,CIF, C&F or EXW are no problem for us. 5.Q: How can I pay you?    A: T/T, L/C is very well used. 6.Q: What about the production?    A: Produce time is 4~6weeks.7.Q: Could you offer some spare parts?    A: Yes, no problem. 8.Q: What about the maintenance?    A: All the goods past the test, maintenance is very easy.Our Service1.quick response in before sales period help you got order.2.excellent service in production time let you know each step we made.3.reliable quality solve you after sale headache.4.long period quality warranty ensure you can buy without hesitate.2.1, For transformer whose rated capacity is 500 KVA and below, the load loss value above the slash in the table is suitable for Dyn11 or Yzn11 connection groups, and that below the slash for YynO connection groups.2.2, Transformers whose HV tapping range is ±2×2.5 may be provided, if need be.2.3, Transformers whose LV is 0.69KV may be provided, if need be.2.4, Users may choose other loss values as they need.2.5, Due to product upgrading and changes to the external dimensions and products in the table, please refer to the external dimensions provided at the time of ordering.