RHD-40.5 dead-tank SF6 circuit breaker: 40.5kV, 1600-3150A, lightning impulse 185/215kV, short-time 25-31.5kA, making peak 80-100kA. For MV grid switching and short-circuit faults.
This circuit breaker adopts self‑blast arc‑extinguishing principle, three‑phase post‑type porcelain insulator structure and pointer‑type density relay, with mechanical life up to 10 000 times and customized manufacturing available. It complies with IEC 62271‑100 and GB/T 1984 standards, featuring high safety, reliability and easy installation.
Factory direct dead tank SF6 circuit breaker for 40.5kV to 66kV systems, delivering reliable and cost-effective high-voltage protection
High reliability dead tank SF6 circuit breaker for 40.5kV to 170kV, delivering robust protection for high-voltage transmission and substation applications.
Memenuhi standar IEC 62271-100 dan GB/T 1984. Tersedia layanan manufaktur kustom dan solusi menyeluruh yang mencakup desain, perakitan, serta pengujian.
Tekanan gas SF₆ nominal 0,5‑0,6 MPa, tingkat kebocoran tahunan ≤0,5%; masa pakai mekanis mencapai 10.000 kali operasi.
Motor penyimpan energi dan rangkaian kontrol mendukung DC110 V / DC220 V; pemanas bawaan untuk AC220 V.
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