RHB-245 SF6 dead-tank circuit-breaker: rated 245kV. Full ratings (normal current, lightning impulse, short-time withstand, making current) per official type-test report.
This SF₆ dead‑tank circuit‑breaker adopts SF₆ gas for insulation and arc‑extinguishing, and complies with IEC 62271‑100. It is equipped with aluminium‑alloy connection terminals, with complete mechanical weight and foundation load requirements provided for site civil design.
252kV outdoor self-energy high voltage SF₆ circuit breaker: Efficient arc quenching, high reliability for power system switching control & protection.
Live tank SF6 circuit breaker for 145kV to 362kV, offering reliable high-voltage protection and switching for transmission grid applications.
HV live tank SF6 circuit breaker for 252kV, 420kV, and 550kV, delivering reliable protection for extra high-voltage transmission networks.
Ini sesuai dengan tegangan tahan impuls petir, arus tahan waktu singkat, dan arus penyambung hubung singkat untuk kelas tegangan 245 kV, yang beradaptasi dengan kondisi gangguan pada jaringan listrik tegangan tinggi.
Berat total 4000 kg. Beban statis pondasi: 40000 N; beban dinamis: horizontal ±50000 N, vertikal ke bawah 220000 N. Perbedaan ketinggian pondasi ≤2 mm, kerataan permukaan dasar ≤2 mm. Baut jangkar harus disediakan oleh pembeli.
Produk ini memenuhi IEC 62271-100, standar internasional untuk pemutus sirkuit AC tegangan tinggi.
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