Widely used in 170kV outdoor transmission & distribution substations, power plant switchyards, industrial power stations and large renewable energy projects, for circuit switching, overload and short-circuit fault protection.
170kV live-tank SF6 circuit breaker for outdoor substation use, with reliable breaking performance and excellent dielectric strength.Built to withstand harsh environments, ensuring stable and safe power system operation.
RHB-170 is outdoor live tank SF6 circuit breaker complying with IEC 62271-1 and IEC 62271-100 and KEMA type tested. Rated voltage 170kV, rated current up to 4000A, short-circuit breaking current up to 40kA. It adopts self-blast arc quenching and oil-free spring mechanism, composite or porcelain insulators optional. It is widely applied in 170kV outdoor transmission substations for power circuit control and fault protection.
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HV live tank SF6 circuit breaker for 252kV, 420kV, and 550kV, delivering reliable protection for extra high-voltage transmission networks.
Il présente un encombrement réduit, un niveau d'isolation élevé, ainsi qu'un contrôle et une surveillance secondaires intelligents. Le taux de fuite annuel de SF₆ est inférieur à 0,5 %, avec un cycle de maintenance de 30 ans pour les applications en extérieur dans les postes électriques.
Le RHB-170 est un disjoncteur à gaz SF6 à cuve sous tension de 170 kV pour installation extérieure, un appareillage à haute tension alternatif triphasé utilisant le SF6 comme milieu d'extinction de l'arc et d'isolation.
IEC 62271-1, IEC 62271-100, essais de type KEMA.
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