RHD-145 dead-tank SF6 circuit breaker: 145kV, 2500-4000A, lightning impulse 650/750kV, short-time 31.5-50kA, making peak 100-125kA. For HV grid switching and short-circuit faults.
This circuit breaker adopts self‑blast arc‑extinction technology and three‑phase post‑type porcelain insulator design, equipped with pointer density relays, 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, and provides complete solutions for design, assembly and test.
Dead Tank SF6 Circuit Breaker (115kV-170kV) offers high reliability and efficient arc extinguishing. Its robust design ensures stable power system protection.
Dead Tank SF6 Circuit Breaker provides reliable AC power interruption and superior insulation for stable high-voltage power grids.
High reliability dead tank SF6 circuit breaker for 40.5kV to 170kV, delivering robust protection for high-voltage transmission and substation applications.
Presión nominal de gas SF₆ de 0,5-0,6 MPa, tasa de fuga de gas anual ≤0,5 %; la vida mecánica alcanza las 10 000 operaciones, la duración nominal de cortocircuito es de 3 s.
Cumple con las normas IEC 62271-100 y GB/T 1984. Se ofrecen fabricación personalizada y soluciones integrales que incluyen diseño, montaje y ensayos.
El motor de almacenamiento de energía y el circuito de control adoptan CC110 V / CC220 V; la fuente de alimentación del calentador es de CA220 V.
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