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.

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.

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‑145 is a 145 kV outdoor high‑voltage circuit breaker with robust construction, strict requirements for foundation static/dynamic load and foundation height difference. It complies with IEC 62271‑100 for high‑voltage switchgear, delivering reliable mechanical performance for outdoor power transmission projects.

RHB‑123 is a 123 kV outdoor high‑voltage circuit breaker with robust mechanical structure, strict requirements for foundation static/dynamic load and installation height difference. It complies with IEC 62271‑100 for high‑voltage switchgear, suitable for outdoor power transmission projects.