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1. Adopting deep penetration laser and Helium leak detection process to ensure gas tank tightness. 2.Modular design, permutation and combination according to the design scheme , meet a variety of distribution requirements. 3.Compact design, available in wind turbine tower and box-type substation applications. 4.Pressure-operated load break switch, strong arcing ability. 5.Long operation life, high reliability. 6.Simple and effective interlock can prevent the mal-operation. 7.Internal arc containment 20kA 1s, Both in gas tank and cable compartment.
DQS-36 is a SF6 gas insulated ring main unit for the secondary distribution network .DQS-36 is compact designed and suitable for most switching applications in PV power station, wind farm and other 36 kV distribution networks. DQS-36 is a completely sealed system with a stainless steel tank containing all live parts and switching functions. DQS-36 is fully comply with the IEC 62271-100, IEC62271-200 and GB Standards and it has been certified by TUV Certification.