Widely used in 252kV outdoor transmission & distribution substations, power plant switchyards, industrial power stations and large renewable energy projects, for circuit switching, overload and short-circuit fault protection.
This 252kV live-tank SF6 circuit breaker adopts self-blast arc extinguishing technology and fully complies with IEC and GB standards
RHB-252 is outdoor live tank SF6 circuit breaker complying with IEC 62271-1 and IEC 62271-100 and KEMA type tested. Rated voltage 252kV, rated current up to 5000A, short-circuit breaking current up to 50kA. It adopts self-blast arc quenching and oil-free spring mechanism, composite or porcelain insulators optional. It is widely applied in 252kV outdoor transmission substations for power circuit control and fault protection.
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RHB-252 digunakan pada gardu induk transmisi luar ruang 252kV, switchyard pembangkit listrik, dan proyek energi terbarukan berskala besar untuk penyakelaran rangkaian dan proteksi gangguan.
Tegangan nominal RHB-252 adalah 252kV, arus nominal hingga 5000A; arus tahan sesaat nominal 40kA/50kA (3s).
RHB-252 mengadopsi pemadaman busur tiup sendiri dan mekanisme operasi pegas bebas minyak. Isolator penyangga komposit atau porselen tersedia sebagai opsi.
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