RHB-170(M) live-tank SF6 circuit breaker: 170kV, 2500-4000A, lightning impulse 750/850kV, short-time 31.5-40kA, making peak 80-100kA. For 170kV grid switching and faults.
RHB‑170(M) modified live‑tank SF6 circuit breaker adopts optimized arc‑extinguishing structure and outdoor porcelain‑post insulation layout with upgraded mechanical performance, with clear requirements for foundation load and installation flatness. It complies with IEC 62271‑100 for high‑voltage switchgear, reliable for outdoor high‑voltage transmission projects.
RHB‑170(M) is a modified version with optimized arc‑extinguishing and upgraded mechanical structure. It complies with IEC 62271‑100 high‑voltage switchgear standard.
Custom‑made configuration is available, including partial adaptation for control circuit voltage, auxiliary contact and accessories, supporting complete project‑oriented solutions.
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